lock_stat version 0.3
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                              class name    con-bounces    contentions   waittime-min   waittime-max waittime-total    acq-bounces   acquisitions   holdtime-min   holdtime-max holdtime-total
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

                      &eb->write_lock_wq:      84344279       90231044           0.09        2409.81   614412956.82      146708499      168680034           0.08         473.84   259875331.59
                      ------------------
                      &eb->write_lock_wq       30803120          [<ffffffff81063531>] finish_wait+0x41/0x80
                      &eb->write_lock_wq       15556423          [<ffffffff8106e892>] __wake_up+0x32/0x70
                      &eb->write_lock_wq       43871501          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
                      ------------------
                      &eb->write_lock_wq       25243846          [<ffffffff8106e892>] __wake_up+0x32/0x70
                      &eb->write_lock_wq       16780354          [<ffffffff81063531>] finish_wait+0x41/0x80
                      &eb->write_lock_wq       48206834          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90

...............................................................................................................................................................................................

                         btrfs-csum-01-W:      49115287       51447490           0.09        1747.35   786645921.30       68893998       92445888           0.08         566.45   260279526.52
                         btrfs-csum-01-R:      21957117       23438075           0.09         568.37   194158904.93       61197202       82296676           0.08         498.97   153986873.20
                         ---------------
                           btrfs-csum-01        7898627          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                           btrfs-csum-01       17113723          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                           btrfs-csum-01        7084087          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                           btrfs-csum-01       27704992          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                         ---------------
                           btrfs-csum-01       16884031          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                           btrfs-csum-01        3842775          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                           btrfs-csum-01       36255552          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                           btrfs-csum-01        4108323          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140

...............................................................................................................................................................................................

                       &eb->read_lock_wq:      16747745       18132565           0.10         850.67    96146921.19       37821590       46381466           0.08         480.28    67167237.78
                       -----------------
                       &eb->read_lock_wq        6786082          [<ffffffff8106e892>] __wake_up+0x32/0x70
                       &eb->read_lock_wq        4646766          [<ffffffff81063531>] finish_wait+0x41/0x80
                       &eb->read_lock_wq        6699717          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
                       -----------------
                       &eb->read_lock_wq        2678658          [<ffffffff81063531>] finish_wait+0x41/0x80
                       &eb->read_lock_wq        9616018          [<ffffffff8106e892>] __wake_up+0x32/0x70
                       &eb->read_lock_wq        5837868          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90

...............................................................................................................................................................................................

   &(&cur_trans->delayed_refs.lock)->rlo:       3977423        6432577           0.15        6856.42    67848177.95        9845282       31416524           0.09        6832.13    56084791.66
   -------------------------------------
   &(&cur_trans->delayed_refs.lock)->rlo         764353          [<ffffffff812fbc9c>] run_clustered_refs+0x19c/0xa70
   &(&cur_trans->delayed_refs.lock)->rlo         463269          [<ffffffff8134e0ad>] btrfs_add_delayed_tree_ref+0xbd/0x210
   &(&cur_trans->delayed_refs.lock)->rlo        4958176          [<ffffffff812fbd83>] run_clustered_refs+0x283/0xa70
   &(&cur_trans->delayed_refs.lock)->rlo          50554          [<ffffffff812fc7d1>] btrfs_run_delayed_refs+0x261/0x4b0
   -------------------------------------
   &(&cur_trans->delayed_refs.lock)->rlo         573937          [<ffffffff8134e0ad>] btrfs_add_delayed_tree_ref+0xbd/0x210
   &(&cur_trans->delayed_refs.lock)->rlo         523750          [<ffffffff812fbc9c>] run_clustered_refs+0x19c/0xa70
   &(&cur_trans->delayed_refs.lock)->rlo         163957          [<ffffffff8134e2bd>] btrfs_add_delayed_data_ref+0xbd/0x220
   &(&cur_trans->delayed_refs.lock)->rlo        4969920          [<ffffffff812fbd83>] run_clustered_refs+0x283/0xa70

...............................................................................................................................................................................................

                &(&eb->refs_lock)->rlock:       4556228        4698384           0.09         352.87     5245318.09      134874178      448589016           0.08         475.03   107133806.15
                ------------------------
                &(&eb->refs_lock)->rlock        2650796          [<ffffffff8132b7df>] free_extent_buffer+0x1f/0x90
                &(&eb->refs_lock)->rlock        2047586          [<ffffffff81325345>] check_buffer_tree_ref+0x25/0x50
                &(&eb->refs_lock)->rlock              2          [<ffffffff8132baef>] btree_write_cache_pages+0x29f/0x820
                ------------------------
                &(&eb->refs_lock)->rlock        3009161          [<ffffffff8132b7df>] free_extent_buffer+0x1f/0x90
                &(&eb->refs_lock)->rlock        1689222          [<ffffffff81325345>] check_buffer_tree_ref+0x25/0x50
                &(&eb->refs_lock)->rlock              1          [<ffffffff8132baef>] btree_write_cache_pages+0x29f/0x820

...............................................................................................................................................................................................

         &(&futex_queues[i].lock)->rlock:       2240104        2249433           0.18        2551.32    13640882.98       12409325       12987914           0.09         454.18    45009208.29
         -------------------------------
         &(&futex_queues[i].lock)->rlock        1007747          [<ffffffff81094d69>] futex_wait_setup+0x69/0x100
         &(&futex_queues[i].lock)->rlock        1226697          [<ffffffff810951fa>] futex_wake+0x7a/0x130
         &(&futex_queues[i].lock)->rlock           7441          [<ffffffff81096ff2>] do_futex+0x2d2/0xb70
         &(&futex_queues[i].lock)->rlock           7534          [<ffffffff81096037>] futex_requeue+0x147/0x8a0
         -------------------------------
         &(&futex_queues[i].lock)->rlock         722312          [<ffffffff81094d69>] futex_wait_setup+0x69/0x100
         &(&futex_queues[i].lock)->rlock         111916          [<ffffffff81096341>] futex_requeue+0x451/0x8a0
         &(&futex_queues[i].lock)->rlock        1283899          [<ffffffff810951fa>] futex_wake+0x7a/0x130
         &(&futex_queues[i].lock)->rlock          61432          [<ffffffff8109773e>] do_futex+0xa1e/0xb70

...............................................................................................................................................................................................

                           btrfs-fs-03-W:        929576        1046569           0.10        1888.35     7164552.04        1292390        8184139           0.08         708.91    15946768.15
                           btrfs-fs-03-R:        913210         937300           0.13         592.15     5020696.50       12090408       54761206           0.08         305.95    54366364.18
                           -------------
                             btrfs-fs-03         501816          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                             btrfs-fs-03         138217          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                             btrfs-fs-03         520463          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                             btrfs-fs-03         544753          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                           -------------
                             btrfs-fs-03         195610          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                             btrfs-fs-03         340867          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                             btrfs-fs-03         894825          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                             btrfs-fs-03         299692          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140

...............................................................................................................................................................................................

                  &(&found->lock)->rlock:       1787679        1793507           0.10         265.19     2924996.59       19783204       63409957           0.08         475.79    26623024.24
                  ----------------------
                  &(&found->lock)->rlock         290316          [<ffffffff812f5cc3>] block_rsv_release_bytes+0x113/0x190
                  &(&found->lock)->rlock         518496          [<ffffffff812f9b2b>] reserve_metadata_bytes.clone.60+0x7b/0x7c0
                  &(&found->lock)->rlock         189310          [<ffffffff812f6c88>] update_block_group.clone.58+0x148/0x2a0
                  &(&found->lock)->rlock         531609          [<ffffffff812f8a75>] do_chunk_alloc.clone.59+0x55/0x420
                  ----------------------
                  &(&found->lock)->rlock         350687          [<ffffffff812f5cc3>] block_rsv_release_bytes+0x113/0x190
                  &(&found->lock)->rlock         481482          [<ffffffff812f9b2b>] reserve_metadata_bytes.clone.60+0x7b/0x7c0
                  &(&found->lock)->rlock         321615          [<ffffffff812f8a75>] do_chunk_alloc.clone.59+0x55/0x420
                  &(&found->lock)->rlock         217416          [<ffffffff812f25e4>] btrfs_update_reserved_bytes+0x44/0x140

...............................................................................................................................................................................................

                         btrfs-csum-03-W:        656250         752503           0.10        2646.83     4767151.25         886819        2999026           0.08         298.16     7570384.61
                         btrfs-csum-03-R:        616601         660111           0.09         272.42     3631427.41       23761452       75567914           0.08         478.29    84151010.99
                         ---------------
                           btrfs-csum-03         376489          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                           btrfs-csum-03         491774          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                           btrfs-csum-03         260728          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                           btrfs-csum-03          35772          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                         ---------------
                           btrfs-csum-03         677353          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                           btrfs-csum-03         227341          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                           btrfs-csum-03          39907          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                           btrfs-csum-03         239631          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280

...............................................................................................................................................................................................

                         btrfs-csum-02-W:        534117         566262           0.10        1154.84     5440148.24         955908        3089945           0.08         277.04     4433196.18
                         btrfs-csum-02-R:        438134         459632           0.10         236.58     2158200.61       76413790      132864686           0.08        1753.95   623819889.28
                         ---------------
                           btrfs-csum-02         168887          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                           btrfs-csum-02         372476          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                           btrfs-csum-02         176891          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                           btrfs-csum-02         124420          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                         ---------------
                           btrfs-csum-02         331251          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                           btrfs-csum-02          84984          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                           btrfs-csum-02          80692          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                           btrfs-csum-02         291557          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0

...............................................................................................................................................................................................

                          btrfs-log-01-W:        677071         699793           0.10       12281.48     5811804.04        1679699       11533280           0.08         349.94    10940614.57
                          btrfs-log-01-R:        301721         314099           0.12         443.64     1172924.70        1213350        8933336           0.08         314.42     7074970.95
                          --------------
                            btrfs-log-01          92946          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                            btrfs-log-01         242795          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                            btrfs-log-01         234414          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                            btrfs-log-01         104459          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                          --------------
                            btrfs-log-01         463751          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                            btrfs-log-01          32786          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                            btrfs-log-01          30088          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                            btrfs-log-01         117276          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280

...............................................................................................................................................................................................

                       btrfs-extent-03-W:        436488         501057           0.12        4571.52     4150567.79         618248        6418667           0.08         477.08    10182797.96
                       btrfs-extent-03-R:        458603         481793           0.17         463.62     2667603.90        2108276       14314840           0.08         394.35     8847870.21
                       -----------------
                         btrfs-extent-03         267139          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                         btrfs-extent-03         303958          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                         btrfs-extent-03         166714          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                         btrfs-extent-03         197099          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                       -----------------
                         btrfs-extent-03         462722          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                         btrfs-extent-03         163668          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                         btrfs-extent-03         139586          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                         btrfs-extent-03          61830          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0

...............................................................................................................................................................................................

                           btrfs-fs-01-W:        508463         515615           0.11        1351.21     4596441.51        2943591       20396615           0.08        4800.07    24379469.94
                           btrfs-fs-01-R:        260889         268422           0.11        1269.64     1574567.58        5753725       22006736           0.08         396.70    26951756.81
                           -------------
                             btrfs-fs-01          83838          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                             btrfs-fs-01         281416          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                             btrfs-fs-01          83649          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                             btrfs-fs-01          55109          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                           -------------
                             btrfs-fs-01         356287          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                             btrfs-fs-01          29395          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                             btrfs-fs-01         144558          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                             btrfs-fs-01          29613          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140

...............................................................................................................................................................................................

                               &rq->lock:        504812         505300           0.12         765.23     1530181.61       21222719      333561002           0.07         736.65   244081805.60
                               ---------
                               &rq->lock         132738          [<ffffffff8107b6ac>] load_balance+0x55c/0x820
                               &rq->lock              4          [<ffffffff8106eaeb>] task_rq_lock+0x5b/0xb0
                               &rq->lock         275399          [<ffffffff81074a87>] try_to_wake_up+0x237/0x300
                               &rq->lock          66274          [<ffffffff8169682e>] __schedule+0xbe/0x7c0
                               ---------
                               &rq->lock         100917          [<ffffffff8107b6ac>] load_balance+0x55c/0x820
                               &rq->lock           1337          [<ffffffff8107bc93>] idle_balance+0x133/0x180
                               &rq->lock         307023          [<ffffffff8169682e>] __schedule+0xbe/0x7c0
                               &rq->lock          60282          [<ffffffff8107b4af>] load_balance+0x35f/0x820

...............................................................................................................................................................................................

           &(&delayed_root->lock)->rlock:        434447         435669           0.13         913.27      731908.34        9335462       33022252           0.08         293.90     9073320.39
           -----------------------------
           &(&delayed_root->lock)->rlock          56366          [<ffffffff8135828a>] btrfs_async_run_delayed_node_done+0x15a/0x210
           &(&delayed_root->lock)->rlock          62425          [<ffffffff81356c00>] __btrfs_release_delayed_node+0x110/0x210
           &(&delayed_root->lock)->rlock         137270          [<ffffffff81357571>] btrfs_first_prepared_delayed_node+0x21/0x70
           &(&delayed_root->lock)->rlock         177400          [<ffffffff81356b55>] __btrfs_release_delayed_node+0x65/0x210
           -----------------------------
           &(&delayed_root->lock)->rlock         186333          [<ffffffff81356b55>] __btrfs_release_delayed_node+0x65/0x210
           &(&delayed_root->lock)->rlock         124679          [<ffffffff81357571>] btrfs_first_prepared_delayed_node+0x21/0x70
           &(&delayed_root->lock)->rlock          77859          [<ffffffff8135828a>] btrfs_async_run_delayed_node_done+0x15a/0x210
           &(&delayed_root->lock)->rlock          45318          [<ffffffff81356c00>] __btrfs_release_delayed_node+0x110/0x210

...............................................................................................................................................................................................

          &(&fs_info->trans_lock)->rlock:        416839         419673           0.19         193.43      407774.56        8468458       42499907           0.10         349.94    11285737.18
          ------------------------------
          &(&fs_info->trans_lock)->rlock         261413          [<ffffffff8130e0e5>] join_transaction.clone.25+0x25/0x370
          &(&fs_info->trans_lock)->rlock          20306          [<ffffffff8130e4e2>] wait_current_trans.clone.26+0x22/0xf0
          &(&fs_info->trans_lock)->rlock         137479          [<ffffffff8130eb48>] btrfs_transaction_in_commit+0x28/0x60
          &(&fs_info->trans_lock)->rlock              1          [<ffffffff8130ee67>] btrfs_commit_transaction+0x287/0xb20
          ------------------------------
          &(&fs_info->trans_lock)->rlock          34238          [<ffffffff8130e4e2>] wait_current_trans.clone.26+0x22/0xf0
          &(&fs_info->trans_lock)->rlock         312217          [<ffffffff8130e0e5>] join_transaction.clone.25+0x25/0x370
          &(&fs_info->trans_lock)->rlock          72671          [<ffffffff8130eb48>] btrfs_transaction_in_commit+0x28/0x60
          &(&fs_info->trans_lock)->rlock            536          [<ffffffff812e6104>] add_root_to_dirty_list+0x24/0x90

...............................................................................................................................................................................................

                          btrfs-log-02-W:        202965         219135           0.12        1335.07      742637.88         319887        2781890           0.08         288.81     4016267.83
                          btrfs-log-02-R:        160577         167369           0.24         294.32      565887.43        2493302       25160066           0.08         319.55    17895974.12
                          --------------
                            btrfs-log-02          87755          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                            btrfs-log-02         109556          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                            btrfs-log-02          30300          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                            btrfs-log-02         109579          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                          --------------
                            btrfs-log-02         143435          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                            btrfs-log-02          50511          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                            btrfs-log-02          51858          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                            btrfs-log-02          84044          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280

...............................................................................................................................................................................................

                      &(&h->lock)->rlock:        349126         352513           0.17         245.87      976816.66        2147659        8408706           0.14         313.86    11620040.40
                      ------------------
                      &(&h->lock)->rlock          81163          [<ffffffffa0004cd2>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock          76859          [<ffffffff81392a46>] blk_end_bidi_request+0x46/0x80
                      &(&h->lock)->rlock          12951          [<ffffffff813948d7>] blk_flush_plug_list+0x187/0x230
                      &(&h->lock)->rlock          83414          [<ffffffffa0003adf>] do_cciss_request+0x49f/0x5f0 [cciss]
                      ------------------
                      &(&h->lock)->rlock          15429          [<ffffffffa0003237>] cciss_softirq_done+0x1a7/0x2e0 [cciss]
                      &(&h->lock)->rlock         213819          [<ffffffffa0004cd2>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock          14038          [<ffffffff81394bdc>] blk_queue_bio+0x20c/0x3b0
                      &(&h->lock)->rlock           9988          [<ffffffff813948d7>] blk_flush_plug_list+0x187/0x230

...............................................................................................................................................................................................

                       btrfs-extent-01-W:        252872         258611           0.11        1473.15     1107031.30        1628337       12043997           0.08        7756.71    18827033.63
                       btrfs-extent-01-R:           257            273           0.58          52.47        2620.23           1317          13926           0.10          10.25        4487.34
                       -----------------
                         btrfs-extent-01          87469          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                         btrfs-extent-01            155          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                         btrfs-extent-01         111768          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                         btrfs-extent-01            118          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                       -----------------
                         btrfs-extent-01             68          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                         btrfs-extent-01         165916          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                         btrfs-extent-01          54355          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                         btrfs-extent-01             78          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140

...............................................................................................................................................................................................

       &(&fs_info->delalloc_lock)->rlock:        228762         235166           0.11         238.18      235188.93        5742134       25237904           0.08         343.07     7409642.87
       ---------------------------------
       &(&fs_info->delalloc_lock)->rlock         111618          [<ffffffff81313206>] btrfs_set_bit_hook+0x96/0x190
       &(&fs_info->delalloc_lock)->rlock          31981          [<ffffffff8130a4d1>] btrfs_mark_buffer_dirty+0x91/0xf0
       &(&fs_info->delalloc_lock)->rlock          64929          [<ffffffff812f6b7b>] update_block_group.clone.58+0x3b/0x2a0
       &(&fs_info->delalloc_lock)->rlock           9546          [<ffffffff813134af>] btrfs_clear_bit_hook+0x1af/0x240
       ---------------------------------
       &(&fs_info->delalloc_lock)->rlock          39639          [<ffffffff8130a4d1>] btrfs_mark_buffer_dirty+0x91/0xf0
       &(&fs_info->delalloc_lock)->rlock          92926          [<ffffffff81313206>] btrfs_set_bit_hook+0x96/0x190
       &(&fs_info->delalloc_lock)->rlock          73728          [<ffffffff812f6b7b>] update_block_group.clone.58+0x3b/0x2a0
       &(&fs_info->delalloc_lock)->rlock          16694          [<ffffffff813134af>] btrfs_clear_bit_hook+0x1af/0x240

...............................................................................................................................................................................................

                    &(&rsv->lock)->rlock:        215184         218953           0.11         273.17      207249.39       16111439       62007208           0.08         290.51    15354502.89
                    --------------------
                    &(&rsv->lock)->rlock         129912          [<ffffffff812fa76a>] btrfs_block_rsv_check+0x3a/0x90
                    &(&rsv->lock)->rlock          29356          [<ffffffff812f5bf1>] block_rsv_release_bytes+0x41/0x190
                    &(&rsv->lock)->rlock          36935          [<ffffffff812f24d5>] block_rsv_add_bytes+0x35/0x80
                    &(&rsv->lock)->rlock              1          [<ffffffff812f5a54>] update_global_block_rsv+0x134/0x290
                    --------------------
                    &(&rsv->lock)->rlock         130875          [<ffffffff812fa76a>] btrfs_block_rsv_check+0x3a/0x90
                    &(&rsv->lock)->rlock          27181          [<ffffffff812f24d5>] block_rsv_add_bytes+0x35/0x80
                    &(&rsv->lock)->rlock          35166          [<ffffffff812f5bf1>] block_rsv_release_bytes+0x41/0x190
                    &(&rsv->lock)->rlock          23327          [<ffffffff812f2458>] block_rsv_use_bytes+0x38/0x80

...............................................................................................................................................................................................

             &fs_info->tree_mod_log_lock:        218093         218698           0.13       14967.03     4230532.94        2554484        6187178           0.08       11503.53    14109178.74
             ---------------------------
             &fs_info->tree_mod_log_lock          89739          [<ffffffff812e6a7f>] tree_mod_log_insert_key_mask.clone.37+0x8f/0x1d0
             &fs_info->tree_mod_log_lock          23262          [<ffffffff812e9245>] btrfs_put_tree_mod_seq+0xe5/0x180
             &fs_info->tree_mod_log_lock           9489          [<ffffffff812e7245>] tree_mod_log_insert_move.clone.39+0x85/0x190
             &fs_info->tree_mod_log_lock          90401          [<ffffffff812e90dc>] btrfs_get_tree_mod_seq+0x3c/0xc0
             ---------------------------
             &fs_info->tree_mod_log_lock          68244          [<ffffffff812e6a7f>] tree_mod_log_insert_key_mask.clone.37+0x8f/0x1d0
             &fs_info->tree_mod_log_lock          46152          [<ffffffff812e9245>] btrfs_put_tree_mod_seq+0xe5/0x180
             &fs_info->tree_mod_log_lock          62195          [<ffffffff812e90dc>] btrfs_get_tree_mod_seq+0x3c/0xc0
             &fs_info->tree_mod_log_lock           7842          [<ffffffff812e7245>] tree_mod_log_insert_move.clone.39+0x85/0x190

...............................................................................................................................................................................................

                        rcu_node_level_1:        210595         213616           0.12         200.02      635591.85         946350        2594365           0.07         208.63     1174706.50
                        ----------------
                        rcu_node_level_1         204631          [<ffffffff810c6cb1>] rcu_process_callbacks+0x391/0x530
                        rcu_node_level_1           7522          [<ffffffff810c54f7>] rcu_start_gp+0x157/0x310
                        rcu_node_level_1           1425          [<ffffffff810c5928>] force_qs_rnp+0x68/0x190
                        rcu_node_level_1             38          [<ffffffff810c580c>] rcu_report_qs_rnp+0x15c/0x210
                        ----------------
                        rcu_node_level_1         191425          [<ffffffff810c6cb1>] rcu_process_callbacks+0x391/0x530
                        rcu_node_level_1           2839          [<ffffffff810c5928>] force_qs_rnp+0x68/0x190
                        rcu_node_level_1           7709          [<ffffffff810c580c>] rcu_report_qs_rnp+0x15c/0x210
                        rcu_node_level_1          11643          [<ffffffff810c54f7>] rcu_start_gp+0x157/0x310

...............................................................................................................................................................................................

   &(&fs_info->block_group_cache_lock)->:        191019         198807           0.12         248.41      273345.81        4069486       11352888           0.09         283.84     4845427.07
   -------------------------------------
   &(&fs_info->block_group_cache_lock)->              1          [<ffffffff812f2847>] btrfs_add_block_group_cache+0x27/0xd0
   &(&fs_info->block_group_cache_lock)->         198806          [<ffffffff812f21c8>] block_group_cache_tree_search+0x28/0xd0
   -------------------------------------
   &(&fs_info->block_group_cache_lock)->         198807          [<ffffffff812f21c8>] block_group_cache_tree_search+0x28/0xd0

...............................................................................................................................................................................................

                         btrfs-csum-00-W:        175122         176322           0.11         489.46      426088.29        3513939       68814241           0.08         488.20    20193151.05
                         btrfs-csum-00-R:          6377           6739           0.29         173.73       26359.90         177060         356072           0.08         283.33      236910.83
                         ---------------
                           btrfs-csum-00          93686          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                           btrfs-csum-00           3090          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                           btrfs-csum-00           1312          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                           btrfs-csum-00           5515          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                         ---------------
                           btrfs-csum-00           1139          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                           btrfs-csum-00         136976          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                           btrfs-csum-00           9886          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                           btrfs-csum-00            667          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140

...............................................................................................................................................................................................

               &(&dentry->d_lock)->rlock:        154991         159808           0.09         215.63      207026.58        8722776       47406644           0.07         294.44    12670729.52
               -------------------------
               &(&dentry->d_lock)->rlock         123705          [<ffffffff811624b2>] dput+0x32/0x1d0
               &(&dentry->d_lock)->rlock           8080          [<ffffffff81155ee6>] path_get+0x36/0x50
               &(&dentry->d_lock)->rlock          14423          [<ffffffff8116355c>] __d_lookup+0xac/0x1a0
               &(&dentry->d_lock)->rlock           6107          [<ffffffff811567e9>] follow_managed+0x179/0x2f0
               -------------------------
               &(&dentry->d_lock)->rlock          40195          [<ffffffff811624b2>] dput+0x32/0x1d0
               &(&dentry->d_lock)->rlock           8768          [<ffffffff81155ee6>] path_get+0x36/0x50
               &(&dentry->d_lock)->rlock          16736          [<ffffffff8116355c>] __d_lookup+0xac/0x1a0
               &(&dentry->d_lock)->rlock          69903          [<ffffffff81155f71>] unlazy_walk+0x71/0x250

...............................................................................................................................................................................................

                        &root->log_mutex:        151216         151232           7.03     8821346.52  1797479899.99         692159        1190743           0.14     8823243.40    47401054.25
                        ----------------
                        &root->log_mutex           1780          [<ffffffff8131ecf8>] btrfs_sync_file+0xc8/0x250
                        &root->log_mutex         145564          [<ffffffff81340426>] wait_log_commit.clone.15+0x96/0x130
                        &root->log_mutex            973          [<ffffffff813450ad>] btrfs_log_inode_parent+0xcd/0x4d0
                        &root->log_mutex            525          [<ffffffff813444d0>] btrfs_sync_log+0x40/0x670
                        ----------------
                        &root->log_mutex            890          [<ffffffff813450fd>] btrfs_log_inode_parent+0x11d/0x4d0
                        &root->log_mutex         146783          [<ffffffff81340426>] wait_log_commit.clone.15+0x96/0x130
                        &root->log_mutex           1420          [<ffffffff813444d0>] btrfs_sync_log+0x40/0x670
                        &root->log_mutex             30          [<ffffffff81340552>] wait_for_writer.clone.16+0x92/0x110

...............................................................................................................................................................................................

           &(&mapping->tree_lock)->rlock:        150598         150902           0.19         232.20      147506.79        4109344       76272364           0.10         282.59    17471670.26
           -----------------------------
           &(&mapping->tree_lock)->rlock          16180          [<ffffffff811040f0>] __set_page_dirty_nobuffers+0x60/0x150
           &(&mapping->tree_lock)->rlock          17634          [<ffffffff810f9a51>] add_to_page_cache_locked+0x71/0xe0
           &(&mapping->tree_lock)->rlock          64945          [<ffffffff8110586f>] test_clear_page_writeback+0x5f/0x1b0
           &(&mapping->tree_lock)->rlock           5303          [<ffffffff81103630>] tag_pages_for_writeback+0x30/0xb0
           -----------------------------
           &(&mapping->tree_lock)->rlock          24902          [<ffffffff811040f0>] __set_page_dirty_nobuffers+0x60/0x150
           &(&mapping->tree_lock)->rlock          14607          [<ffffffff810f9a51>] add_to_page_cache_locked+0x71/0xe0
           &(&mapping->tree_lock)->rlock           5353          [<ffffffff81103630>] tag_pages_for_writeback+0x30/0xb0
           &(&mapping->tree_lock)->rlock          50975          [<ffffffff8110586f>] test_clear_page_writeback+0x5f/0x1b0

...............................................................................................................................................................................................

                             &rq->lock/1:        133365         133450           0.13         732.52      863633.62         555278        1270342           0.08         281.05     1071274.66
                             -----------
                             &rq->lock/1         133017          [<ffffffff8107b4af>] load_balance+0x35f/0x820
                             &rq->lock/1            433          [<ffffffff8107b6b9>] load_balance+0x569/0x820
                             -----------
                             &rq->lock/1          28213          [<ffffffff8169682e>] __schedule+0xbe/0x7c0
                             &rq->lock/1          41101          [<ffffffff8107b6ac>] load_balance+0x55c/0x820
                             &rq->lock/1          62706          [<ffffffff8107b4af>] load_balance+0x35f/0x820
                             &rq->lock/1            376          [<ffffffff81071ece>] sched_ttwu_pending+0x2e/0x60

...............................................................................................................................................................................................

                       btrfs-extent-02-W:         52959          56467           0.13        7752.68      301251.62         503914        5134905           0.08        7777.32     7656357.29
                       btrfs-extent-02-R:         52577          54019           0.16        7758.66      242036.98        1138096        7815834           0.08        1478.01     7947167.16
                       -----------------
                         btrfs-extent-02          23976          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                         btrfs-extent-02          27279          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                         btrfs-extent-02          26945          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                         btrfs-extent-02           7589          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                       -----------------
                         btrfs-extent-02          15673          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                         btrfs-extent-02          14221          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                         btrfs-extent-02          49987          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                         btrfs-extent-02          12971          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140

...............................................................................................................................................................................................

                 &(&worker->lock)->rlock:        106770         108419           0.15          65.57      163876.21        4321606       12311124           0.08         299.69     9891169.63
                 -----------------------
                 &(&worker->lock)->rlock          20359          [<ffffffff813379b7>] worker_loop+0x1b7/0x5a0
                 &(&worker->lock)->rlock          67315          [<ffffffff81337655>] btrfs_queue_worker+0x185/0x330
                 &(&worker->lock)->rlock          13478          [<ffffffff81337c9a>] worker_loop+0x49a/0x5a0
                 &(&worker->lock)->rlock           7266          [<ffffffff8133791f>] worker_loop+0x11f/0x5a0
                 -----------------------
                 &(&worker->lock)->rlock          75793          [<ffffffff81337655>] btrfs_queue_worker+0x185/0x330
                 &(&worker->lock)->rlock          26093          [<ffffffff813379b7>] worker_loop+0x1b7/0x5a0
                 &(&worker->lock)->rlock           3046          [<ffffffff8133791f>] worker_loop+0x11f/0x5a0
                 &(&worker->lock)->rlock           3487          [<ffffffff81337c9a>] worker_loop+0x49a/0x5a0

...............................................................................................................................................................................................

        &(&fs_info->balance_lock)->rlock:         90281          90374           0.21         132.09       75800.35        3657443       10410892           0.10         264.66     2853390.59
        --------------------------------
        &(&fs_info->balance_lock)->rlock          90374          [<ffffffff812f8895>] btrfs_reduce_alloc_profile+0x45/0x130
        --------------------------------
        &(&fs_info->balance_lock)->rlock          90374          [<ffffffff812f8895>] btrfs_reduce_alloc_profile+0x45/0x130

...............................................................................................................................................................................................

          &(&workers->order_lock)->rlock:         84575          85061           0.11         135.83       70219.30        1985076        5559756           0.08         275.05     1773202.15
          ------------------------------
          &(&workers->order_lock)->rlock          30662          [<ffffffff8133771f>] btrfs_queue_worker+0x24f/0x330
          &(&workers->order_lock)->rlock          15238          [<ffffffff81336eef>] run_ordered_completions+0x8f/0x110
          &(&workers->order_lock)->rlock          18821          [<ffffffff81336f36>] run_ordered_completions+0xd6/0x110
          &(&workers->order_lock)->rlock          20340          [<ffffffff81336eac>] run_ordered_completions+0x4c/0x110
          ------------------------------
          &(&workers->order_lock)->rlock          30552          [<ffffffff81336eac>] run_ordered_completions+0x4c/0x110
          &(&workers->order_lock)->rlock          30305          [<ffffffff8133771f>] btrfs_queue_worker+0x24f/0x330
          &(&workers->order_lock)->rlock          12486          [<ffffffff81336eef>] run_ordered_completions+0x8f/0x110
          &(&workers->order_lock)->rlock          11718          [<ffffffff81336f36>] run_ordered_completions+0xd6/0x110

...............................................................................................................................................................................................

   &(&fs_info->tree_mod_seq_lock)->rlock:         80127          80432           0.12         200.44       88743.53        9284136       27815995           0.08         288.60     8567930.73
   -------------------------------------
   &(&fs_info->tree_mod_seq_lock)->rlock          30758          [<ffffffff812e919f>] btrfs_put_tree_mod_seq+0x3f/0x180
   &(&fs_info->tree_mod_seq_lock)->rlock          39525          [<ffffffff8134de28>] btrfs_check_delayed_seq+0x38/0x80
   &(&fs_info->tree_mod_seq_lock)->rlock          10149          [<ffffffff812e90e4>] btrfs_get_tree_mod_seq+0x44/0xc0
   -------------------------------------
   &(&fs_info->tree_mod_seq_lock)->rlock           8366          [<ffffffff812e90e4>] btrfs_get_tree_mod_seq+0x44/0xc0
   &(&fs_info->tree_mod_seq_lock)->rlock          18809          [<ffffffff8134de28>] btrfs_check_delayed_seq+0x38/0x80
   &(&fs_info->tree_mod_seq_lock)->rlock          53257          [<ffffffff812e919f>] btrfs_put_tree_mod_seq+0x3f/0x180

...............................................................................................................................................................................................

       &(&futex_queues[i].lock)->rlock/1:         78033          78130           0.22         286.26      302040.88         682175         703223           0.08         228.21      340199.72
       ---------------------------------
       &(&futex_queues[i].lock)->rlock/1          51842          [<ffffffff8109773e>] do_futex+0xa1e/0xb70
       &(&futex_queues[i].lock)->rlock/1          26275          [<ffffffff81096341>] futex_requeue+0x451/0x8a0
       &(&futex_queues[i].lock)->rlock/1             13          [<ffffffff810962c9>] futex_requeue+0x3d9/0x8a0
       ---------------------------------
       &(&futex_queues[i].lock)->rlock/1          45414          [<ffffffff81094d69>] futex_wait_setup+0x69/0x100
       &(&futex_queues[i].lock)->rlock/1          32695          [<ffffffff810951fa>] futex_wake+0x7a/0x130
       &(&futex_queues[i].lock)->rlock/1              1          [<ffffffff81096341>] futex_requeue+0x451/0x8a0
       &(&futex_queues[i].lock)->rlock/1             20          [<ffffffff8109773e>] do_futex+0xa1e/0xb70

...............................................................................................................................................................................................

        &(&root->root_times_lock)->rlock:         72180          73498           0.16         219.30       64902.73        3057862       21106492           0.10         281.76     4990732.38
        --------------------------------
        &(&root->root_times_lock)->rlock          73498          [<ffffffff813022f2>] btrfs_update_root_times+0x52/0x90
        --------------------------------
        &(&root->root_times_lock)->rlock          73498          [<ffffffff813022f2>] btrfs_update_root_times+0x52/0x90

...............................................................................................................................................................................................

                           btrfs-fs-00-W:         24157          24183           0.19         165.30       48388.77        4977434       23158299           0.09         494.89    27488494.45
                           btrfs-fs-00-R:         47576          48001           0.11         219.82      117099.53        1557233        8239066           0.08         279.58     3174788.16
                           -------------
                             btrfs-fs-00          21042          [<ffffffff8133eaff>] btrfs_try_tree_read_lock+0x4f/0x80
                             btrfs-fs-00           9572          [<ffffffff8133eb7f>] btrfs_try_tree_write_lock+0x4f/0xc0
                             btrfs-fs-00          17327          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                             btrfs-fs-00           8727          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                           -------------
                             btrfs-fs-00          50847          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                             btrfs-fs-00           6339          [<ffffffff8133e83a>] btrfs_clear_lock_blocking_rw+0x6a/0x1a0
                             btrfs-fs-00           5327          [<ffffffff8133eb7f>] btrfs_try_tree_write_lock+0x4f/0xc0
                             btrfs-fs-00           3047          [<ffffffff8133eaff>] btrfs_try_tree_read_lock+0x4f/0x80

...............................................................................................................................................................................................

                     &(&fs->lock)->rlock:         66413          66440           0.13         203.19      220967.18         873324        2172969           0.10         284.03     4692201.60
                     -------------------
                     &(&fs->lock)->rlock          66440          [<ffffffff811560a0>] unlazy_walk+0x1a0/0x250
                     -------------------
                     &(&fs->lock)->rlock          66440          [<ffffffff811560a0>] unlazy_walk+0x1a0/0x250

...............................................................................................................................................................................................

              &(&newf->file_lock)->rlock:         61569          61615           0.22        1253.93      213892.96        1574678        4980537           0.11         280.11     2340579.86
              --------------------------
              &(&newf->file_lock)->rlock          15676          [<ffffffff81167f0b>] alloc_fd+0x3b/0x130
              &(&newf->file_lock)->rlock          27877          [<ffffffff81148633>] sys_close+0x43/0x110
              &(&newf->file_lock)->rlock          18061          [<ffffffff81148747>] fd_install+0x47/0x80
              &(&newf->file_lock)->rlock              1          [<ffffffff81167aa5>] expand_files+0xb5/0x1e0
              --------------------------
              &(&newf->file_lock)->rlock          23790          [<ffffffff81167f0b>] alloc_fd+0x3b/0x130
              &(&newf->file_lock)->rlock          23303          [<ffffffff81148633>] sys_close+0x43/0x110
              &(&newf->file_lock)->rlock          14521          [<ffffffff81148747>] fd_install+0x47/0x80
              &(&newf->file_lock)->rlock              1          [<ffffffff81167aa5>] expand_files+0xb5/0x1e0

...............................................................................................................................................................................................

                           btrfs-fs-02-W:         28613          29239           0.13         558.00       89075.82         740742        6289809           0.08         708.16     7417564.98
                           btrfs-fs-02-R:         28411          28671           0.13         211.50       73271.85        7696557       36036063           0.08        1274.59    43179595.12
                           -------------
                             btrfs-fs-02           9397          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                             btrfs-fs-02          10787          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                             btrfs-fs-02           3293          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                             btrfs-fs-02           9521          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                           -------------
                             btrfs-fs-02          22492          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                             btrfs-fs-02           3673          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                             btrfs-fs-02           1432          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                             btrfs-fs-02           3558          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280

...............................................................................................................................................................................................

             &fs_info->tree_mod_seq_wait:         42040          50200           0.23         247.14      438139.01         569976         851034           0.08         236.47      878444.42
             ---------------------------
             &fs_info->tree_mod_seq_wait          26829          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
             &fs_info->tree_mod_seq_wait          23128          [<ffffffff81063531>] finish_wait+0x41/0x80
             &fs_info->tree_mod_seq_wait            243          [<ffffffff8106e892>] __wake_up+0x32/0x70
             ---------------------------
             &fs_info->tree_mod_seq_wait          25197          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
             &fs_info->tree_mod_seq_wait          10767          [<ffffffff81063531>] finish_wait+0x41/0x80
             &fs_info->tree_mod_seq_wait          14236          [<ffffffff8106e892>] __wake_up+0x32/0x70

...............................................................................................................................................................................................

                   &(&tree->lock)->rlock:         39983          40064           0.22         175.41      125642.48        3512653       52143537           0.10         333.24    32097309.06
                   ---------------------
                   &(&tree->lock)->rlock          39637          [<ffffffff8132699f>] __set_extent_bit+0x6f/0x4f0
                   &(&tree->lock)->rlock            122          [<ffffffff81326eaa>] clear_extent_bit+0x8a/0x3e0
                   &(&tree->lock)->rlock            176          [<ffffffff81327c6d>] find_first_extent_bit+0x3d/0x90
                   &(&tree->lock)->rlock             42          [<ffffffff81328439>] test_range_bit+0x39/0x180
                   ---------------------
                   &(&tree->lock)->rlock          39765          [<ffffffff8132699f>] __set_extent_bit+0x6f/0x4f0
                   &(&tree->lock)->rlock             57          [<ffffffff81327c6d>] find_first_extent_bit+0x3d/0x90
                   &(&tree->lock)->rlock            173          [<ffffffff81326eaa>] clear_extent_bit+0x8a/0x3e0
                   &(&tree->lock)->rlock             40          [<ffffffff81328439>] test_range_bit+0x39/0x180

...............................................................................................................................................................................................

              &(&device->io_lock)->rlock:         34106          35281           0.10         241.72       76879.18        1890403        4533519           0.08         279.59     1785024.36
              --------------------------
              &(&device->io_lock)->rlock          14937          [<ffffffff8132dd69>] run_scheduled_bios+0xb9/0x540
              &(&device->io_lock)->rlock          14048          [<ffffffff8132e31f>] schedule_bio.clone.43+0x5f/0x120
              &(&device->io_lock)->rlock           6296          [<ffffffff8132e07d>] run_scheduled_bios+0x3cd/0x540
              --------------------------
              &(&device->io_lock)->rlock          21168          [<ffffffff8132e31f>] schedule_bio.clone.43+0x5f/0x120
              &(&device->io_lock)->rlock          12422          [<ffffffff8132dd69>] run_scheduled_bios+0xb9/0x540
              &(&device->io_lock)->rlock           1690          [<ffffffff8132e07d>] run_scheduled_bios+0x3cd/0x540
              &(&device->io_lock)->rlock              1          [<ffffffff8132e0fe>] run_scheduled_bios+0x44e/0x540

...............................................................................................................................................................................................

            &(&tree->buffer_lock)->rlock:         27262          27279           0.27         153.22       36287.99        1336873        2886325           0.12         269.39     2829077.24
            ----------------------------
            &(&tree->buffer_lock)->rlock          12517          [<ffffffff8132b561>] alloc_extent_buffer+0x301/0x480
            &(&tree->buffer_lock)->rlock          14762          [<ffffffff81325bf4>] release_extent_buffer.clone.30+0x54/0xe0
            ----------------------------
            &(&tree->buffer_lock)->rlock          19130          [<ffffffff8132b561>] alloc_extent_buffer+0x301/0x480
            &(&tree->buffer_lock)->rlock           8149          [<ffffffff81325bf4>] release_extent_buffer.clone.30+0x54/0xe0

...............................................................................................................................................................................................

         &(&cluster->refill_lock)->rlock:         24339          24339           0.14         145.85       55883.20         975996        1676704           0.54         275.34     2837427.39
         -------------------------------
         &(&cluster->refill_lock)->rlock          24339          [<ffffffff812f90ef>] find_free_extent+0x2af/0xc70
         -------------------------------
         &(&cluster->refill_lock)->rlock          24339          [<ffffffff812f90ef>] find_free_extent+0x2af/0xc70

...............................................................................................................................................................................................

               &(&ctl->tree_lock)->rlock:         21664          21786           0.12          82.39       23909.82        8158226       33393552           0.08         286.57     7218882.19
               -------------------------
               &(&ctl->tree_lock)->rlock            455          [<ffffffff8134844d>] __btrfs_add_free_space+0x4d/0x400
               &(&ctl->tree_lock)->rlock           2671          [<ffffffff81349bcf>] btrfs_alloc_from_cluster+0x1af/0x240
               &(&ctl->tree_lock)->rlock          16525          [<ffffffff812f9157>] find_free_extent+0x317/0xc70
               &(&ctl->tree_lock)->rlock           2135          [<ffffffff813497ba>] btrfs_find_space_for_alloc+0x3a/0x1f0
               -------------------------
               &(&ctl->tree_lock)->rlock            433          [<ffffffff81349bcf>] btrfs_alloc_from_cluster+0x1af/0x240
               &(&ctl->tree_lock)->rlock           2691          [<ffffffff8134844d>] __btrfs_add_free_space+0x4d/0x400
               &(&ctl->tree_lock)->rlock              2          [<ffffffff81348704>] __btrfs_add_free_space+0x304/0x400
               &(&ctl->tree_lock)->rlock          16600          [<ffffffff812f9157>] find_free_extent+0x317/0xc70

...............................................................................................................................................................................................

                                &q->lock:         18782          20414           0.28          13.80       21394.56        2381456        2421649           0.10         289.17     1729053.78
                                --------
                                &q->lock          15491          [<ffffffff81098d68>] generic_exec_single+0x48/0xb0
                                &q->lock           4923          [<ffffffff81099697>] generic_smp_call_function_single_interrupt+0x57/0x120
                                --------
                                &q->lock          13076          [<ffffffff81099697>] generic_smp_call_function_single_interrupt+0x57/0x120
                                &q->lock           7338          [<ffffffff81098d68>] generic_exec_single+0x48/0xb0

...............................................................................................................................................................................................

                          btrfs-log-00-W:         18949          19119           0.13        2260.19       92074.98        1538643       13253713           0.08         283.54     3310459.52
                          btrfs-log-00-R:           384            397           0.62         225.09       12479.82          12684          49400           0.10          59.01       21619.27
                          --------------
                            btrfs-log-00           9528          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                            btrfs-log-00            164          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                            btrfs-log-00            454          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0
                            btrfs-log-00            230          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                          --------------
                            btrfs-log-00             54          [<ffffffff8133e9b8>] btrfs_tree_read_lock+0x48/0x140
                            btrfs-log-00           1144          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                            btrfs-log-00            143          [<ffffffff8133ea40>] btrfs_tree_read_lock+0xd0/0x140
                            btrfs-log-00          14603          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0

...............................................................................................................................................................................................

                 &(&n->list_lock)->rlock:         17291          17494           0.25         154.13       40219.46         682416        1539693           0.11         264.81     1009801.81
                 -----------------------
                 &(&n->list_lock)->rlock          17319          [<ffffffff8114035f>] unfreeze_partials+0x6f/0x1a0
                 &(&n->list_lock)->rlock            151          [<ffffffff8114114f>] get_partial_node.clone.42+0x4f/0x1f0
                 &(&n->list_lock)->rlock             24          [<ffffffff81140618>] __slab_free+0xc8/0x330
                 -----------------------
                 &(&n->list_lock)->rlock            196          [<ffffffff8114114f>] get_partial_node.clone.42+0x4f/0x1f0
                 &(&n->list_lock)->rlock          17285          [<ffffffff8114035f>] unfreeze_partials+0x6f/0x1a0
                 &(&n->list_lock)->rlock             13          [<ffffffff81140618>] __slab_free+0xc8/0x330

...............................................................................................................................................................................................

                &(&cluster->lock)->rlock:         17100          17332           0.25         103.01       18803.26        1077676        3547877           0.10         263.71     1781437.28
                ------------------------
                &(&cluster->lock)->rlock           5783          [<ffffffff81349a5c>] btrfs_alloc_from_cluster+0x3c/0x240
                &(&cluster->lock)->rlock          10106          [<ffffffff812f8f6a>] find_free_extent+0x12a/0xc70
                &(&cluster->lock)->rlock           1443          [<ffffffff813484ff>] __btrfs_add_free_space+0xff/0x400
                ------------------------
                &(&cluster->lock)->rlock           9978          [<ffffffff812f8f6a>] find_free_extent+0x12a/0xc70
                &(&cluster->lock)->rlock           6602          [<ffffffff81349a5c>] btrfs_alloc_from_cluster+0x3c/0x240
                &(&cluster->lock)->rlock            748          [<ffffffff813484ff>] __btrfs_add_free_space+0xff/0x400
                &(&cluster->lock)->rlock              4          [<ffffffff81349cda>] btrfs_find_space_cluster+0x7a/0x2c0

...............................................................................................................................................................................................

                 &cur_trans->writer_wait:         11924          11924           0.29         214.48       40327.88        2168659        2168830           0.08         305.32     6197413.09
                 -----------------------
                 &cur_trans->writer_wait          11918          [<ffffffff8106e892>] __wake_up+0x32/0x70
                 &cur_trans->writer_wait              3          [<ffffffff81063531>] finish_wait+0x41/0x80
                 &cur_trans->writer_wait              3          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
                 -----------------------
                 &cur_trans->writer_wait          11922          [<ffffffff8106e892>] __wake_up+0x32/0x70
                 &cur_trans->writer_wait              2          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90

...............................................................................................................................................................................................

                       btrfs-extent-00-W:         10362          10362           0.28         171.27       18096.14        2018902        8577708           0.11        7756.20    11428207.43
                       btrfs-extent-00-R:             0              0           0.00           0.00           0.00              4             36           0.10           0.88           9.27
                       -----------------
                         btrfs-extent-00          10358          [<ffffffff8133eb7f>] btrfs_try_tree_write_lock+0x4f/0xc0
                         btrfs-extent-00              4          [<ffffffff8133ed09>] btrfs_tree_lock+0x119/0x280
                       -----------------
                         btrfs-extent-00          10362          [<ffffffff8133e8e8>] btrfs_clear_lock_blocking_rw+0x118/0x1a0

...............................................................................................................................................................................................

   &(&fs_info->ordered_extent_lock)->rlo:          9920           9926           0.27          44.32        8541.78        2636213        3024545           0.08         222.75     1878545.17
   -------------------------------------
   &(&fs_info->ordered_extent_lock)->rlo           2484          [<ffffffff813242b3>] btrfs_remove_ordered_extent+0x83/0x180
   &(&fs_info->ordered_extent_lock)->rlo           3817          [<ffffffff81323b53>] __btrfs_add_ordered_extent+0x1c3/0x2e0
   &(&fs_info->ordered_extent_lock)->rlo           3625          [<ffffffff81324be1>] btrfs_run_ordered_operations+0x51/0x220
   -------------------------------------
   &(&fs_info->ordered_extent_lock)->rlo           3958          [<ffffffff81323b53>] __btrfs_add_ordered_extent+0x1c3/0x2e0
   &(&fs_info->ordered_extent_lock)->rlo           2887          [<ffffffff813242b3>] btrfs_remove_ordered_extent+0x83/0x180
   &(&fs_info->ordered_extent_lock)->rlo           3079          [<ffffffff81324be1>] btrfs_run_ordered_operations+0x51/0x220
   &(&fs_info->ordered_extent_lock)->rlo              2          [<ffffffff81324574>] btrfs_wait_ordered_extents+0xa4/0x210

...............................................................................................................................................................................................

                    &delayed_node->mutex:          9880           9889           6.52       13870.99      733367.10        6617546       62355426           0.14       76562.46   220976834.18
                    --------------------
                    &delayed_node->mutex            651          [<ffffffff813588cd>] btrfs_insert_delayed_dir_index+0x10d/0x270
                    &delayed_node->mutex           3765          [<ffffffff81356b3f>] __btrfs_release_delayed_node+0x4f/0x210
                    &delayed_node->mutex           3996          [<ffffffff813592a8>] btrfs_delayed_update_inode+0x48/0x660
                    &delayed_node->mutex            828          [<ffffffff813579a3>] btrfs_insert_delayed_items+0x43/0x460
                    --------------------
                    &delayed_node->mutex            365          [<ffffffff813579a3>] btrfs_insert_delayed_items+0x43/0x460
                    &delayed_node->mutex            934          [<ffffffff81356b3f>] __btrfs_release_delayed_node+0x4f/0x210
                    &delayed_node->mutex             41          [<ffffffff813588cd>] btrfs_insert_delayed_dir_index+0x10d/0x270
                    &delayed_node->mutex           4565          [<ffffffff813572ac>] btrfs_update_delayed_inode+0x3c/0x1e0

...............................................................................................................................................................................................

        &(&mapping->private_lock)->rlock:          9382           9393           0.24         111.56        9147.50        1354858        2886513           0.11         275.30     1158383.09
        --------------------------------
        &(&mapping->private_lock)->rlock           3585          [<ffffffff81325b31>] btrfs_release_extent_buffer_page.clone.36+0xd1/0x140
        &(&mapping->private_lock)->rlock           5808          [<ffffffff8132b3be>] alloc_extent_buffer+0x15e/0x480
        --------------------------------
        &(&mapping->private_lock)->rlock           4022          [<ffffffff8132b3be>] alloc_extent_buffer+0x15e/0x480
        &(&mapping->private_lock)->rlock           5371          [<ffffffff81325b31>] btrfs_release_extent_buffer_page.clone.36+0xd1/0x140

...............................................................................................................................................................................................

                &(&workers->lock)->rlock:          7942           7955           0.21          11.33        7067.71         626027        6253993           0.10         227.72     1914713.03
                ------------------------
                &(&workers->lock)->rlock           7024          [<ffffffff81337520>] btrfs_queue_worker+0x50/0x330
                &(&workers->lock)->rlock            168          [<ffffffff81337ba9>] worker_loop+0x3a9/0x5a0
                &(&workers->lock)->rlock              2          [<ffffffff8133705c>] __btrfs_start_workers+0xec/0x1b0
                &(&workers->lock)->rlock            761          [<ffffffff81337761>] btrfs_queue_worker+0x291/0x330
                ------------------------
                &(&workers->lock)->rlock              2          [<ffffffff81337a8e>] worker_loop+0x28e/0x5a0
                &(&workers->lock)->rlock           6971          [<ffffffff81337520>] btrfs_queue_worker+0x50/0x330
                &(&workers->lock)->rlock            213          [<ffffffff81337ba9>] worker_loop+0x3a9/0x5a0
                &(&workers->lock)->rlock            769          [<ffffffff81337761>] btrfs_queue_worker+0x291/0x330

...............................................................................................................................................................................................

             &(&root->inode_lock)->rlock:          7232           7241           0.25          40.34       10827.63         456713        3837146           0.11         281.87     2779888.79
             ---------------------------
             &(&root->inode_lock)->rlock           3033          [<ffffffff81356d7c>] btrfs_get_delayed_node+0x7c/0xe0
             &(&root->inode_lock)->rlock            263          [<ffffffff813117fc>] inode_tree_add+0x6c/0x1a0
             &(&root->inode_lock)->rlock           3178          [<ffffffff81356f0c>] btrfs_get_or_create_delayed_node+0x12c/0x1e0
             &(&root->inode_lock)->rlock            461          [<ffffffff81356bc9>] __btrfs_release_delayed_node+0xd9/0x210
             ---------------------------
             &(&root->inode_lock)->rlock            669          [<ffffffff81356bc9>] __btrfs_release_delayed_node+0xd9/0x210
             &(&root->inode_lock)->rlock           2618          [<ffffffff81356d7c>] btrfs_get_delayed_node+0x7c/0xe0
             &(&root->inode_lock)->rlock           1984          [<ffffffff81356f0c>] btrfs_get_or_create_delayed_node+0x12c/0x1e0
             &(&root->inode_lock)->rlock            458          [<ffffffff8131dd77>] btrfs_destroy_inode+0x117/0x2f0

...............................................................................................................................................................................................

               &(&zone->lru_lock)->rlock:          5339           5345           0.24          12.58        6396.45        1328819        3477086           0.11         298.05     2276806.71
               -------------------------
               &(&zone->lru_lock)->rlock           4927          [<ffffffff81106e5f>] pagevec_lru_move_fn+0xaf/0x120
               &(&zone->lru_lock)->rlock            418          [<ffffffff81106cf8>] release_pages+0x158/0x210
               -------------------------
               &(&zone->lru_lock)->rlock           4982          [<ffffffff81106e5f>] pagevec_lru_move_fn+0xaf/0x120
               &(&zone->lru_lock)->rlock            363          [<ffffffff81106cf8>] release_pages+0x158/0x210

...............................................................................................................................................................................................

                        rcu_node_level_0:          4785           4861           0.30         266.14       19559.24          78862         160787           0.10         261.13       98992.71
                        ----------------
                        rcu_node_level_0            782          [<ffffffff810c570f>] rcu_report_qs_rnp+0x5f/0x210
                        rcu_node_level_0            139          [<ffffffff810c650f>] force_quiescent_state+0x18f/0x2f0
                        rcu_node_level_0             23          [<ffffffff810c580c>] rcu_report_qs_rnp+0x15c/0x210
                        rcu_node_level_0           3081          [<ffffffff810c6c48>] rcu_process_callbacks+0x328/0x530
                        ----------------
                        rcu_node_level_0            710          [<ffffffff810c570f>] rcu_report_qs_rnp+0x5f/0x210
                        rcu_node_level_0            257          [<ffffffff810c650f>] force_quiescent_state+0x18f/0x2f0
                        rcu_node_level_0             68          [<ffffffff810c6468>] force_quiescent_state+0xe8/0x2f0
                        rcu_node_level_0           3702          [<ffffffff810c6c48>] rcu_process_callbacks+0x328/0x530

...............................................................................................................................................................................................

                &(&wb->list_lock)->rlock:          1965           1965           0.30       27430.95      115209.73         311427        2417627           0.09       27654.40     2515791.22
                ------------------------
                &(&wb->list_lock)->rlock           1861          [<ffffffff8117357d>] __mark_inode_dirty+0x14d/0x230
                &(&wb->list_lock)->rlock             99          [<ffffffff81173c0a>] writeback_sb_inodes+0x28a/0x3c0
                &(&wb->list_lock)->rlock              5          [<ffffffff81175bc0>] inode_wb_list_del+0x40/0x90
                ------------------------
                &(&wb->list_lock)->rlock             35          [<ffffffff81173e60>] wb_writeback+0x50/0x2d0
                &(&wb->list_lock)->rlock           1405          [<ffffffff81173c0a>] writeback_sb_inodes+0x28a/0x3c0
                &(&wb->list_lock)->rlock            524          [<ffffffff8117357d>] __mark_inode_dirty+0x14d/0x230
                &(&wb->list_lock)->rlock              1          [<ffffffff81175bc0>] inode_wb_list_del+0x40/0x90

...............................................................................................................................................................................................

   &(&fs_info->delayed_iput_lock)->rlock:          1711           1717           0.24          36.79        1341.15         460392        2819358           0.10         300.57      707145.97
   -------------------------------------
   &(&fs_info->delayed_iput_lock)->rlock           1717          [<ffffffff813153e2>] btrfs_run_delayed_iputs+0x42/0x130
   -------------------------------------
   &(&fs_info->delayed_iput_lock)->rlock           1717          [<ffffffff813153e2>] btrfs_run_delayed_iputs+0x42/0x130

...............................................................................................................................................................................................

                   &(&base->lock)->rlock:          1425           1427           0.24           6.78        1109.93         173238        9996198           0.10         272.00     3332997.67
                   ---------------------
                   &(&base->lock)->rlock           1380          [<ffffffff8104dafb>] lock_timer_base.clone.28+0x3b/0x70
                   &(&base->lock)->rlock             30          [<ffffffff8104e4a4>] run_timer_softirq+0x44/0x3f0
                   &(&base->lock)->rlock             16          [<ffffffff8104e8fb>] add_timer_on+0x5b/0xf0
                   &(&base->lock)->rlock              1          [<ffffffff8104e659>] run_timer_softirq+0x1f9/0x3f0
                   ---------------------
                   &(&base->lock)->rlock           1381          [<ffffffff8104dafb>] lock_timer_base.clone.28+0x3b/0x70
                   &(&base->lock)->rlock             29          [<ffffffff8104e8fb>] add_timer_on+0x5b/0xf0
                   &(&base->lock)->rlock             17          [<ffffffff8104e4a4>] run_timer_softirq+0x44/0x3f0

...............................................................................................................................................................................................

                         dcache_lru_lock:          1190           1190           0.29          35.22        1953.93         103376        1105650           0.11         293.42      232068.67
                         ---------------
                         dcache_lru_lock           1190          [<ffffffff811625fd>] dput+0x17d/0x1d0
                         ---------------
                         dcache_lru_lock           1190          [<ffffffff811625fd>] dput+0x17d/0x1d0

...............................................................................................................................................................................................

             &(&dentry->d_lock)->rlock/1:           913            915           0.28          97.02        1239.34         873154        2168882           0.11         279.09      835433.67
             ---------------------------
             &(&dentry->d_lock)->rlock/1            915          [<ffffffff81155f9e>] unlazy_walk+0x9e/0x250
             ---------------------------
             &(&dentry->d_lock)->rlock/1            902          [<ffffffff811624b2>] dput+0x32/0x1d0
             &(&dentry->d_lock)->rlock/1             13          [<ffffffff81155f9e>] unlazy_walk+0x9e/0x250

...............................................................................................................................................................................................

                                   key#5:           563            564           0.28           6.11         489.36         473057        2208419           0.09         232.22      638912.72
                                   -----
                                   key#5            564          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#5            564          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

            &sb->s_type->i_mutex_key#1/1:           272            276          14.88        8402.72      183954.66         100646         105041          22.24       70161.66    96104164.45
            ----------------------------
            &sb->s_type->i_mutex_key#1/1            276          [<ffffffff81158b86>] do_unlinkat+0xa6/0x1b0
            ----------------------------
            &sb->s_type->i_mutex_key#1/1             89          [<ffffffff81158b86>] do_unlinkat+0xa6/0x1b0
            &sb->s_type->i_mutex_key#1/1            187          [<ffffffff81159c8e>] do_last+0x32e/0xe60

...............................................................................................................................................................................................

              &sb->s_type->i_mutex_key#1:           271            273           9.72       17978.82      173783.79         319171       18444311           6.84    86487531.56  3395554279.66
              --------------------------
              &sb->s_type->i_mutex_key#1            273          [<ffffffff81159c8e>] do_last+0x32e/0xe60
              --------------------------
              &sb->s_type->i_mutex_key#1            199          [<ffffffff81159c8e>] do_last+0x32e/0xe60
              &sb->s_type->i_mutex_key#1             74          [<ffffffff81158b86>] do_unlinkat+0xa6/0x1b0

...............................................................................................................................................................................................

                      inode_sb_list_lock:           259            259           0.31          14.01         317.75         307556        3435661           0.10         780.57     2127052.36
                      ------------------
                      inode_sb_list_lock            201          [<ffffffff8116471d>] inode_sb_list_add+0x1d/0x70
                      inode_sb_list_lock             58          [<ffffffff811657bf>] evict+0x6f/0x1c0
                      ------------------
                      inode_sb_list_lock            226          [<ffffffff8116471d>] inode_sb_list_add+0x1d/0x70
                      inode_sb_list_lock             33          [<ffffffff811657bf>] evict+0x6f/0x1c0

...............................................................................................................................................................................................

                   &(&zone->lock)->rlock:           255            255           0.25          48.40         958.72         153209        1025365           0.12         261.67     1636807.40
                   ---------------------
                   &(&zone->lock)->rlock             96          [<ffffffff81101573>] get_page_from_freelist+0x443/0x7b0
                   &(&zone->lock)->rlock             63          [<ffffffff81101871>] get_page_from_freelist+0x741/0x7b0
                   &(&zone->lock)->rlock             48          [<ffffffff81102c05>] __free_pages_ok+0xb5/0x4e0
                   &(&zone->lock)->rlock             48          [<ffffffff81102144>] free_pcppages_bulk+0x34/0x400
                   ---------------------
                   &(&zone->lock)->rlock             66          [<ffffffff81102144>] free_pcppages_bulk+0x34/0x400
                   &(&zone->lock)->rlock            104          [<ffffffff81101573>] get_page_from_freelist+0x443/0x7b0
                   &(&zone->lock)->rlock             46          [<ffffffff81101871>] get_page_from_freelist+0x741/0x7b0
                   &(&zone->lock)->rlock             39          [<ffffffff81102c05>] __free_pages_ok+0xb5/0x4e0

...............................................................................................................................................................................................

                    zone->wait_table + i:           253            253           0.42          10.03         491.51         400910         528548           0.11         233.91     1357314.65
                    --------------------
                    zone->wait_table + i            171          [<ffffffff8106e892>] __wake_up+0x32/0x70
                    zone->wait_table + i             80          [<ffffffff81063531>] finish_wait+0x41/0x80
                    zone->wait_table + i              2          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
                    --------------------
                    zone->wait_table + i             63          [<ffffffff81063531>] finish_wait+0x41/0x80
                    zone->wait_table + i              1          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
                    zone->wait_table + i            189          [<ffffffff8106e892>] __wake_up+0x32/0x70

...............................................................................................................................................................................................

                                pci_lock:           228            230           0.39          16.07         878.09           7556          18762           1.24          27.97       74033.73
                                --------
                                pci_lock            230          [<ffffffff813d2f82>] pci_bus_read_config_word+0x42/0x90
                                --------
                                pci_lock            230          [<ffffffff813d2f82>] pci_bus_read_config_word+0x42/0x90

...............................................................................................................................................................................................

              &fs_info->transaction_wait:           160            174           0.56         460.83       16707.78            374            419           0.10         221.87        1216.49
              --------------------------
              &fs_info->transaction_wait             92          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
              &fs_info->transaction_wait             82          [<ffffffff81063531>] finish_wait+0x41/0x80
              --------------------------
              &fs_info->transaction_wait             67          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
              &fs_info->transaction_wait             60          [<ffffffff8106e892>] __wake_up+0x32/0x70
              &fs_info->transaction_wait             47          [<ffffffff81063531>] finish_wait+0x41/0x80

...............................................................................................................................................................................................

                   &root->objectid_mutex:           105            105           8.24        1074.50        3828.65         206606        1209687           0.15         219.17      519178.25
                   ---------------------
                   &root->objectid_mutex            105          [<ffffffff81305a88>] btrfs_find_free_objectid+0x38/0x160
                   ---------------------
                   &root->objectid_mutex            105          [<ffffffff81305a88>] btrfs_find_free_objectid+0x38/0x160

...............................................................................................................................................................................................

                         inode_hash_lock:           104            104           0.42          15.02         142.91         306482        1340275           0.11         221.68     1134688.06
                         ---------------
                         inode_hash_lock             13          [<ffffffff811662dc>] iget_locked+0xdc/0x1b0
                         inode_hash_lock             29          [<ffffffff811646aa>] __insert_inode_hash+0x6a/0xc0
                         inode_hash_lock             55          [<ffffffff811645dc>] __remove_inode_hash+0x2c/0x90
                         inode_hash_lock              7          [<ffffffff8116626f>] iget_locked+0x6f/0x1b0
                         ---------------
                         inode_hash_lock             39          [<ffffffff811646aa>] __insert_inode_hash+0x6a/0xc0
                         inode_hash_lock              6          [<ffffffff8116626f>] iget_locked+0x6f/0x1b0
                         inode_hash_lock              6          [<ffffffff811662dc>] iget_locked+0xdc/0x1b0
                         inode_hash_lock             53          [<ffffffff811645dc>] __remove_inode_hash+0x2c/0x90

...............................................................................................................................................................................................

                         tasklist_lock-W:            85             94           0.69         274.80        2298.05            185            351           0.11          18.05        1160.84
                         tasklist_lock-R:             0              0           0.00           0.00           0.00            100           1144           0.13          13.93        1792.99
                         ---------------
                           tasklist_lock             32          [<ffffffff81043813>] do_exit+0x203/0x940
                           tasklist_lock             31          [<ffffffff81041f7a>] release_task+0x7a/0x4e0
                           tasklist_lock             30          [<ffffffff81043ab8>] do_exit+0x4a8/0x940
                           tasklist_lock              1          [<ffffffff8103c1db>] copy_process+0xbeb/0x13a0
                         ---------------
                           tasklist_lock             17          [<ffffffff81043ab8>] do_exit+0x4a8/0x940
                           tasklist_lock             50          [<ffffffff81041f7a>] release_task+0x7a/0x4e0
                           tasklist_lock             26          [<ffffffff81043813>] do_exit+0x203/0x940
                           tasklist_lock              1          [<ffffffff810430a2>] do_wait+0xc2/0x260

...............................................................................................................................................................................................

            &(&root->orphan_lock)->rlock:            89             90           0.46          50.18         175.68         143822         208094           0.11         217.74      126171.12
            ----------------------------
            &(&root->orphan_lock)->rlock             34          [<ffffffff81315639>] btrfs_orphan_add+0x59/0x190
            &(&root->orphan_lock)->rlock             56          [<ffffffff813157b9>] btrfs_orphan_del+0x49/0xf0
            ----------------------------
            &(&root->orphan_lock)->rlock             36          [<ffffffff813157b9>] btrfs_orphan_del+0x49/0xf0
            &(&root->orphan_lock)->rlock             54          [<ffffffff81315639>] btrfs_orphan_add+0x59/0x190

...............................................................................................................................................................................................

             &(&sighand->siglock)->rlock:            78             79           0.34          26.55         360.29            247            649           0.09          15.07         796.20
             ---------------------------
             &(&sighand->siglock)->rlock             23          [<ffffffff81053688>] exit_signals+0x88/0x150
             &(&sighand->siglock)->rlock             25          [<ffffffff810a10a3>] acct_collect+0x193/0x1b0
             &(&sighand->siglock)->rlock             20          [<ffffffff810ca1c3>] taskstats_exit+0x233/0x3c0
             &(&sighand->siglock)->rlock             11          [<ffffffff81041fda>] release_task+0xda/0x4e0
             ---------------------------
             &(&sighand->siglock)->rlock             27          [<ffffffff81053688>] exit_signals+0x88/0x150
             &(&sighand->siglock)->rlock             19          [<ffffffff810a10a3>] acct_collect+0x193/0x1b0
             &(&sighand->siglock)->rlock             14          [<ffffffff810ca1c3>] taskstats_exit+0x233/0x3c0
             &(&sighand->siglock)->rlock             19          [<ffffffff81041fda>] release_task+0xda/0x4e0

...............................................................................................................................................................................................

                         &mm->mmap_sem-W:            35             36           0.67         149.87        1360.30           4723          44610           0.11        1564.75      369222.32
                         &mm->mmap_sem-R:            23             38          23.38         168.70        1934.35            148          88344           0.13        8608.87      287124.19
                         ---------------
                           &mm->mmap_sem              1          [<ffffffff81115a34>] vm_mmap_pgoff+0x54/0xa0
                           &mm->mmap_sem             38          [<ffffffff8169c3bf>] do_page_fault+0x1ef/0x4e0
                           &mm->mmap_sem              1          [<ffffffff81124286>] vm_munmap+0x46/0x80
                           &mm->mmap_sem             34          [<ffffffff81125f95>] sys_mprotect+0xd5/0x1e0
                         ---------------
                           &mm->mmap_sem             73          [<ffffffff81125f95>] sys_mprotect+0xd5/0x1e0
                           &mm->mmap_sem              1          [<ffffffff81115a34>] vm_mmap_pgoff+0x54/0xa0

...............................................................................................................................................................................................

            &(&bp->indirect_lock)->rlock:            67             70           0.42           5.70         130.71           1755           4016           0.12          41.26        5083.84
            ----------------------------
            &(&bp->indirect_lock)->rlock             26          [<ffffffffa02f9a1e>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]
            &(&bp->indirect_lock)->rlock             44          [<ffffffffa02fc498>] bnx2_send_heart_beat+0x28/0x70 [bnx2]
            ----------------------------
            &(&bp->indirect_lock)->rlock             29          [<ffffffffa02f9a1e>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]
            &(&bp->indirect_lock)->rlock             41          [<ffffffffa02fc498>] bnx2_send_heart_beat+0x28/0x70 [bnx2]

...............................................................................................................................................................................................

          &(&mm->page_table_lock)->rlock:            62             66           0.50          20.16         223.00           7079         114138           0.10         193.19       87392.75
          ------------------------------
          &(&mm->page_table_lock)->rlock             11          [<ffffffff8111e8f9>] handle_pte_fault+0x729/0x8c0
          &(&mm->page_table_lock)->rlock              6          [<ffffffff8111e2cb>] handle_pte_fault+0xfb/0x8c0
          &(&mm->page_table_lock)->rlock             49          [<ffffffff8111d176>] unmap_single_vma+0x2a6/0x6e0
          ------------------------------
          &(&mm->page_table_lock)->rlock              6          [<ffffffff8111e2cb>] handle_pte_fault+0xfb/0x8c0
          &(&mm->page_table_lock)->rlock             11          [<ffffffff8111e8f9>] handle_pte_fault+0x729/0x8c0
          &(&mm->page_table_lock)->rlock             49          [<ffffffff8111d176>] unmap_single_vma+0x2a6/0x6e0

...............................................................................................................................................................................................

                      &(&t->lock)->rlock:            24             24           0.42           1.22          18.60        3959150       23712411           0.11         285.24     5566967.16
                      ------------------
                      &(&t->lock)->rlock              9          [<ffffffff81323fbc>] btrfs_dec_test_ordered_pending+0x4c/0x1e0
                      &(&t->lock)->rlock              3          [<ffffffff813249dd>] btrfs_lookup_first_ordered_extent+0x3d/0xd0
                      &(&t->lock)->rlock             11          [<ffffffff81323d2e>] btrfs_add_ordered_sum+0x2e/0x70
                      &(&t->lock)->rlock              1          [<ffffffff81324274>] btrfs_remove_ordered_extent+0x44/0x180
                      ------------------
                      &(&t->lock)->rlock              8          [<ffffffff81323d2e>] btrfs_add_ordered_sum+0x2e/0x70
                      &(&t->lock)->rlock              3          [<ffffffff81324e0d>] btrfs_ordered_update_i_size+0x5d/0x280
                      &(&t->lock)->rlock             11          [<ffffffff81323fbc>] btrfs_dec_test_ordered_pending+0x4c/0x1e0
                      &(&t->lock)->rlock              1          [<ffffffff813249dd>] btrfs_lookup_first_ordered_extent+0x3d/0xd0

...............................................................................................................................................................................................

               &sb->s_type->i_lock_key#1:            22             22           0.30           6.58          23.17        5133528       55493087           0.08         300.65     9373221.90
               -------------------------
               &sb->s_type->i_lock_key#1              9          [<ffffffff8114f47e>] inode_add_bytes+0x2e/0xa0
               &sb->s_type->i_lock_key#1             13          [<ffffffff811649a8>] igrab+0x28/0x70
               -------------------------
               &sb->s_type->i_lock_key#1             10          [<ffffffff811649a8>] igrab+0x28/0x70
               &sb->s_type->i_lock_key#1             12          [<ffffffff8114f47e>] inode_add_bytes+0x2e/0xa0

...............................................................................................................................................................................................

                   &fs_info->reloc_mutex:            10             10          23.19         105.43         402.32             51             53           0.57       48221.26      358669.02
                   ---------------------
                   &fs_info->reloc_mutex             10          [<ffffffff8130e5f9>] btrfs_record_root_in_trans+0x49/0x90
                   ---------------------
                   &fs_info->reloc_mutex             10          [<ffffffff8130e5f9>] btrfs_record_root_in_trans+0x49/0x90

...............................................................................................................................................................................................

                  &root->log_writer_wait:            10             10           0.75           2.95          16.89           9246           9454           0.11          41.84       36967.06
                  ----------------------
                  &root->log_writer_wait              4          [<ffffffff8106e892>] __wake_up+0x32/0x70
                  &root->log_writer_wait              6          [<ffffffff81063531>] finish_wait+0x41/0x80
                  ----------------------
                  &root->log_writer_wait              4          [<ffffffff81063531>] finish_wait+0x41/0x80
                  &root->log_writer_wait              6          [<ffffffff8106e892>] __wake_up+0x32/0x70

...............................................................................................................................................................................................

                &fs_info->tree_log_mutex:             8              8     2618596.63     8823174.27    37549675.81             29             30          43.23     8823533.42    45204743.41
                ------------------------
                &fs_info->tree_log_mutex              8          [<ffffffff813453a9>] btrfs_log_inode_parent+0x3c9/0x4d0
                ------------------------
                &fs_info->tree_log_mutex              8          [<ffffffff8130f200>] btrfs_commit_transaction+0x620/0xb20

...............................................................................................................................................................................................

        &(&root->accounting_lock)->rlock:             5              5           0.66           0.90           3.69         217182         449869           0.10         206.80      169450.59
        --------------------------------
        &(&root->accounting_lock)->rlock              5          [<ffffffff812ed286>] split_leaf+0x156/0x780
        --------------------------------
        &(&root->accounting_lock)->rlock              5          [<ffffffff812ebbcf>] btrfs_del_leaf+0x8f/0xf0

...............................................................................................................................................................................................

                                   key#6:             4              4           0.42           1.15           3.24          26704         387073           0.10          32.94       75207.55
                                   -----
                                   key#6              4          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#6              4          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

                             &pipe->wait:             2              2           0.81           1.29           2.10            155           4464           0.11          19.96         804.94
                             -----------
                             &pipe->wait              2          [<ffffffff810636b1>] remove_wait_queue+0x21/0x70
                             -----------
                             &pipe->wait              2          [<ffffffff8106e7f7>] __wake_up_sync_key+0x37/0x80

...............................................................................................................................................................................................

                    &irq_desc_lock_class:             2              2           4.02           9.72          13.74           1181        2959634           0.10         224.04      754796.78
                    --------------------
                    &irq_desc_lock_class              1          [<ffffffff810c12ae>] handle_edge_irq+0x1e/0x110
                    &irq_desc_lock_class              1          [<ffffffff810bec93>] handle_irq_event+0x53/0x70
                    --------------------
                    &irq_desc_lock_class              2          [<ffffffff810c4305>] show_interrupts+0x125/0x310

...............................................................................................................................................................................................

                         &sem->wait_lock:             1              1           1.16           1.16           1.16            120            142           0.14          28.74         692.28
                         ---------------
                         &sem->wait_lock              1          [<ffffffff81697e86>] rwsem_down_failed_common+0x46/0x160
                         ---------------
                         &sem->wait_lock              1          [<ffffffff81697e86>] rwsem_down_failed_common+0x46/0x160

...............................................................................................................................................................................................

        &(kretprobe_table_locks[i].lock):             1              1           0.67           0.67           0.67             82             84           0.23           5.40          48.81
        --------------------------------
        &(kretprobe_table_locks[i].lock)              1          [<ffffffff8169f13a>] kprobe_flush_task+0x8a/0x130
        --------------------------------
        &(kretprobe_table_locks[i].lock)              1          [<ffffffff8169f13a>] kprobe_flush_task+0x8a/0x130

...............................................................................................................................................................................................

                               &pl->lock:             1              1           1.39           1.39           1.39            193            315           0.37          35.41         818.77
                               ---------
                               &pl->lock              1          [<ffffffff813afb62>] fprop_reflect_period_percpu.clone.3+0x32/0xf0
                               ---------
                               &pl->lock              1          [<ffffffff813afb62>] fprop_reflect_period_percpu.clone.3+0x32/0xf0

...............................................................................................................................................................................................

              &sb->s_type->i_mutex_key#7:             1              1          21.45          21.45          21.45             33            256           0.18          22.33         229.15
              --------------------------
              &sb->s_type->i_mutex_key#7              1          [<ffffffff81153d6a>] pipe_write+0x7a/0x5d0
              --------------------------
              &sb->s_type->i_mutex_key#7              1          [<ffffffff8115434e>] pipe_read+0x8e/0x510

...............................................................................................................................................................................................

                            init_fs.lock:             1              1           0.90           0.90           0.90             28             57           0.11           1.12          23.89
                            ------------
                            init_fs.lock              1          [<ffffffff8117a61a>] exit_fs+0x4a/0xa0
                            ------------
                            init_fs.lock              1          [<ffffffff8117a61a>] exit_fs+0x4a/0xa0

...............................................................................................................................................................................................

                           &tree->lock-W:             1              1           0.89           0.89           0.89        1268827        3696843           0.11         229.33     1138039.92
                           &tree->lock-R:             0              0           0.00           0.00           0.00        2644741       36099370           0.11         272.24     6586882.37
                           -------------
                             &tree->lock              1          [<ffffffff81331b3c>] __btrfs_alloc_chunk+0x46c/0x740
                           -------------
                             &tree->lock              1          [<ffffffff81330046>] __btrfs_map_block+0x36/0x670

...............................................................................................................................................................................................

                        &input_pool.lock:             1              1           1.19           1.19           1.19            499         126893           0.11          14.57       36559.66
                        ----------------
                        &input_pool.lock              1          [<ffffffff81465fa9>] mix_pool_bytes.clone.7+0x49/0xb0
                        ----------------
                        &input_pool.lock              1          [<ffffffff81465fa9>] mix_pool_bytes.clone.7+0x49/0xb0

...............................................................................................................................................................................................

                             sysfs_mutex:             0              0           0.00           0.00           0.00             19         205920           0.15         259.89       46059.10
                        shrinker_rwsem-R:             0              0           0.00           0.00           0.00              0            202          34.45          53.16        9174.88
                                 sb_lock:             0              0           0.00           0.00           0.00            378          15266           0.10           5.76        3803.88
                              &x->wait#2:             0              0           0.00           0.00           0.00              9             18           0.14           0.91           8.53
                        &namespace_sem-R:             0              0           0.00           0.00           0.00              0              9           0.21          62.71         236.95
                &rcu_sched_state.fqslock:             0              0           0.00           0.00           0.00              0          15595           0.10          35.87      132736.12
                                pgd_lock:             0              0           0.00           0.00           0.00             28             41           0.14           4.68          50.34
                     file_systems_lock-R:             0              0           0.00           0.00           0.00              2              2          15.37          18.57          33.94
              &rcu_sched_state.onofflock:             0              0           0.00           0.00           0.00          10064          16943           1.63         286.32      146704.89
                &(&stopper->lock)->rlock:             0              0           0.00           0.00           0.00            148            249           0.11          16.78         397.87
                              xtime_lock:             0              0           0.00           0.00           0.00              0         104514           2.09         261.79     1354824.15
              &sb->s_type->i_mutex_key#4:             0              0           0.00           0.00           0.00              8             19           2.20          10.76         140.86
                   &(&gcwq->lock)->rlock:             0              0           0.00           0.00           0.00            194         154187           0.17         272.97      569381.84
                                &x->wait:             0              0           0.00           0.00           0.00             85            129           0.12          16.16         274.37
                     kthread_create_lock:             0              0           0.00           0.00           0.00             54            105           0.11           1.24          44.48
                           watchdog_lock:             0              0           0.00           0.00           0.00           2090           2090           3.41          27.18       16410.20
                  random_write_wait.lock:             0              0           0.00           0.00           0.00             11             62           0.12           1.30          15.12
                &(&p->alloc_lock)->rlock:             0              0           0.00           0.00           0.00            143            670           0.08          10.15         696.20
                             pidmap_lock:             0              0           0.00           0.00           0.00            100            181           0.27           6.44         138.14
                             &p->pi_lock:             0              0           0.00           0.00           0.00       48450184       92939335           0.10         450.60   222153968.43
                           vmlist_lock-R:             0              0           0.00           0.00           0.00              0              2           5.51          14.27          19.78
                         pci_config_lock:             0              0           0.00           0.00           0.00           7556          18762           1.02           7.34       31110.52
                                  &timer:             0              0           0.00           0.00           0.00              0        2748313           0.07         228.14      302088.15
                            sb_writers-R:             0              0           0.00           0.00           0.00              0             19           3.50          14.21         187.58
                                     key:             0              0           0.00           0.00           0.00             38            727           0.10           1.94         172.46
                                events-R:             0              0           0.00           0.00           0.00              0          50307           2.58         209.59      513466.41
                         &cpu_base->lock:             0              0           0.00           0.00           0.00            268       10039255           0.12         278.85    47546539.13
               &sb->s_type->i_lock_key#9:             0              0           0.00           0.00           0.00              5             56           0.10           1.54          18.66
                               bdev_lock:             0              0           0.00           0.00           0.00              0              2           4.26          19.63          23.89
                &type->i_mutex_dir_key#2:             0              0           0.00           0.00           0.00             37            318           0.64          78.92        4739.23
                               tty_mutex:             0              0           0.00           0.00           0.00              0              6           0.68           4.25           9.69
                              &tbl->lock:             0              0           0.00           0.00           0.00              0           1273           0.11          21.89        1021.42
                          files_lglock-R:             0              0           0.00           0.00           0.00              0        3320110           0.08         152.00      441198.82
                  &mapping->i_mmap_mutex:             0              0           0.00           0.00           0.00            172            900           0.15           3.27         444.57
                   &fsnotify_mark_srcu-R:             0              0           0.00           0.00           0.00              0       16923536           0.07         219.93     1318444.01
                     &sig->group_rwsem-R:             0              0           0.00           0.00           0.00             88            136           0.26          29.35         515.73
                                bdi_lock:             0              0           0.00           0.00           0.00              0              4          13.03          26.45          87.08
                               balancing:             0              0           0.00           0.00           0.00              0        1094679           0.07         253.79     1268713.91
                      call_function.lock:             0              0           0.00           0.00           0.00           9508           9692           0.13          17.12       13655.11
                             sysctl_lock:             0              0           0.00           0.00           0.00              2             33           0.11           0.50           5.49
                          &port_lock_key:             0              0           0.00           0.00           0.00              5             13           0.12          21.51          79.49
                      nl_table_wait.lock:             0              0           0.00           0.00           0.00              0             84           0.11           0.74          17.21
                         nl_table_lock-R:             0              0           0.00           0.00           0.00              0             84           0.11           1.13          20.58
               &sb->s_type->i_lock_key#8:             0              0           0.00           0.00           0.00              1            119           0.09           1.39          29.85
                        proc_subdir_lock:             0              0           0.00           0.00           0.00             24           8848           0.14          45.67        7634.94
               &sb->s_type->i_lock_key#4:             0              0           0.00           0.00           0.00              2         102737           0.08           5.40       16497.87
                            &port->mutex:             0              0           0.00           0.00           0.00              2              3           1.47           2.34           5.44
                   &(&uhci->lock)->rlock:             0              0           0.00           0.00           0.00              0           4180           6.98          20.19       43046.32
         &(&ent->pde_unload_lock)->rlock:             0              0           0.00           0.00           0.00            444          23948           0.10           0.91        3020.70
                           &ndev->lock-R:             0              0           0.00           0.00           0.00              0             42           0.13           1.31          22.25
                 &(&mc->mca_lock)->rlock:             0              0           0.00           0.00           0.00              0             14           0.28           0.60           5.15
                      rcu_read_lock_bh-R:             0              0           0.00           0.00           0.00              0            212           0.08           7.70         166.06
                    addrconf_verify_lock:             0              0           0.00           0.00           0.00              0             14           2.21           3.88          44.53
                             &vha->timer:             0              0           0.00           0.00           0.00              0          18762           1.72          57.70      149528.90
                               cdev_lock:             0              0           0.00           0.00           0.00              4              5           0.34           1.11           4.17
                           big_tty_mutex:             0              0           0.00           0.00           0.00              0              8           0.11           6.47          18.09
                     &tty->termios_mutex:             0              0           0.00           0.00           0.00              0              1           0.65           0.65           0.65
                        &tty->write_wait:             0              0           0.00           0.00           0.00              2              7           0.11           0.61           1.80
                          tty_files_lock:             0              0           0.00           0.00           0.00              0              8           0.11           0.45           1.84
                            &ld->wq_idle:             0              0           0.00           0.00           0.00              2              2           0.49           0.77           1.26
                   &(&port->lock)->rlock:             0              0           0.00           0.00           0.00              0              4           0.13           0.32           0.85
                      &(&i->lock)->rlock:             0              0           0.00           0.00           0.00              0              4          18.57          25.13          85.74
                  &sig->cred_guard_mutex:             0              0           0.00           0.00           0.00              9              9         166.43       18794.47       33838.20
                        &anon_vma->mutex:             0              0           0.00           0.00           0.00           4950          80854           0.15         189.43       21632.06
                             rename_lock:             0              0           0.00           0.00           0.00              4             82           0.33           3.72          85.26
                         &mm->mmap_sem/1:             0              0           0.00           0.00           0.00              0              8          43.32         805.31        2278.45
        &(&mm->page_table_lock)->rlock/1:             0              0           0.00           0.00           0.00              2            201           0.14         112.78        1485.71
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2            208           0.13           0.80          97.21
                  &type->i_mutex_dir_key:             0              0           0.00           0.00           0.00             24           8744           3.02          21.80       42264.10
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2            208           0.13           0.82         111.15
              &sb->s_type->i_mutex_key#6:             0              0           0.00           0.00           0.00             17            107           2.09          51.67        1478.02
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              2            208           0.13           0.85          83.79
                                &p->lock:             0              0           0.00           0.00           0.00              0           5738           0.20         313.19       88267.67
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2            208           0.13           0.72          61.25
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2            208           0.13           0.82         114.57
            &sb->s_type->i_mutex_key#7/1:             0              0           0.00           0.00           0.00              2              2           1.26           2.86           4.12
                          sb_writers#3-R:             0              0           0.00           0.00           0.00              0              2           4.02           7.86          11.88
                 &tty->atomic_write_lock:             0              0           0.00           0.00           0.00              0              1          17.48          17.48          17.48
                         unix_table_lock:             0              0           0.00           0.00           0.00              6             28           0.12           0.96          11.56
                            &u->readlock:             0              0           0.00           0.00           0.00              6              6           6.48          20.09          78.89
                  sysfs_open_dirent_lock:             0              0           0.00           0.00           0.00             17          61392           0.11           1.74        7375.89
                          &buffer->mutex:             0              0           0.00           0.00           0.00              0          20464           1.00          72.59       51405.10
                               swap_lock:             0              0           0.00           0.00           0.00              0              2           0.26           0.68           0.94
                               uts_sem-R:             0              0           0.00           0.00           0.00              0              2           0.97           0.99           1.97
                               &wq->wait:             0              0           0.00           0.00           0.00             12             18           0.12          16.56          72.82
                          sb_writers#4-R:             0              0           0.00           0.00           0.00              0              9           0.40           3.78          15.60
                    &(&f->f_lock)->rlock:             0              0           0.00           0.00           0.00              0              3           0.34           1.19           2.54
                      &(&u->lock)->rlock:             0              0           0.00           0.00           0.00              6             28           0.12           4.50          40.67
      &af_unix_sk_receive_queue_lock_key:             0              0           0.00           0.00           0.00             13             36           0.11           1.13          12.13
                           &u->peer_wait:             0              0           0.00           0.00           0.00              7             18           0.11           1.03           6.15
                  &(&ioc->lock)->rlock/1:             0              0           0.00           0.00           0.00             51             57           0.14           0.79          22.24
                  &(&ioc->lock)->rlock#2:             0              0           0.00           0.00           0.00              0             57           0.10           0.34           9.33
                          &hcd->rh_timer:             0              0           0.00           0.00           0.00              0           4180           7.61          30.04       58347.18
                   random_read_wait.lock:             0              0           0.00           0.00           0.00           2831          24990           0.11           6.45        7585.48
              &sb->s_type->i_mutex_key#9:             0              0           0.00           0.00           0.00              4              6           1.32           5.89          21.28
               &sb->s_type->i_lock_key#3:             0              0           0.00           0.00           0.00             58            231           0.10           1.42          67.32
                       mb_cache_spinlock:             0              0           0.00           0.00           0.00             42            202           0.39           0.92         129.79
                         &watchdog_timer:             0              0           0.00           0.00           0.00              0           2090           3.90          32.83       19449.84
                                   key#2:             0              0           0.00           0.00           0.00             67             70           0.27           4.79          51.51
                    &(&u->lock)->rlock/1:             0              0           0.00           0.00           0.00              4              4           0.09           0.11           0.41
                          sb_writers#7-R:             0              0           0.00           0.00           0.00              0            420           4.13         342.57        3815.22
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2            208           0.13           0.84         111.76
              &type->i_mutex_dir_key#3/1:             0              0           0.00           0.00           0.00              0              2          10.67          11.47          22.13
                       &tty->output_lock:             0              0           0.00           0.00           0.00              0              2           5.91           6.81          12.72
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2            213           0.32         588.71        1541.34
               &s->s_dquot.dqonoff_mutex:             0              0           0.00           0.00           0.00              2              4           0.18           3.73           6.38
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00             18            418           3.78         296.16        3231.38
   &(&transaction->t_handle_lock)->rlock:             0              0           0.00           0.00           0.00             16            893           0.11           2.37         274.30
                              jbd_handle:             0              0           0.00           0.00           0.00              0            444           1.90         197.66        2466.79
                     &sbi->s_orphan_lock:             0              0           0.00           0.00           0.00              3              4           2.77          15.68          24.74
         &(&journal->j_list_lock)->rlock:             0              0           0.00           0.00           0.00             18            642           0.12          18.00         257.90
       &(&journal->j_revoke_lock)->rlock:             0              0           0.00           0.00           0.00              2              7           0.25           0.62           2.48
                &journal->j_wait_updates:             0              0           0.00           0.00           0.00             17            444           0.11           0.88          67.21
                     &ei->truncate_mutex:             0              0           0.00           0.00           0.00              4             10           0.58          88.67         128.22
           &(&bgl->locks[i].lock)->rlock:             0              0           0.00           0.00           0.00              5             12           0.11           0.49           3.09
         &(&sbi->s_next_gen_lock)->rlock:             0              0           0.00           0.00           0.00              1              2           0.24           0.34           0.57
                          file_lock_lock:             0              0           0.00           0.00           0.00              1              6           0.68           1.54           6.51
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2            208           0.13           0.79          75.90
                    &(&ifa->lock)->rlock:             0              0           0.00           0.00           0.00              0             28           0.13           0.44           6.09
                         &tb->tb6_lock-W:             0              0           0.00           0.00           0.00              0            123           0.36          76.30         785.14
                         &tb->tb6_lock-R:             0              0           0.00           0.00           0.00              0             14           1.71           3.12          35.40
                      fib6_walker_lock-W:             0              0           0.00           0.00           0.00              0            140           0.11           1.04          27.97
                      fib6_walker_lock-R:             0              0           0.00           0.00           0.00              0             24           0.14           0.77           6.60
                           slock-AF_INET:             0              0           0.00           0.00           0.00              0              9           0.14           0.41           1.99
                           clock-AF_INET:             0              0           0.00           0.00           0.00              0              9           0.12           0.40           1.76
          &(&table->hash[i].lock)->rlock:             0              0           0.00           0.00           0.00              0            123           0.22           0.65          49.03
                        rt_uncached_lock:             0              0           0.00           0.00           0.00              0            140           0.18           0.79          47.40
                     edac_pci_ctls_mutex:             0              0           0.00           0.00           0.00            194            987           1.06          23.91        3775.89
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           9984           0.57           5.80        7318.86
                            s_active#4-R:             0              0           0.00           0.00           0.00              0          19968           0.52          54.69       15973.58
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           9776           0.30          58.06        6623.22
                &journal->j_commit_timer:             0              0           0.00           0.00           0.00              0             10           0.08          11.28          43.48
     &journal->j_wait_transaction_locked:             0              0           0.00           0.00           0.00              4              5           0.32           0.75           2.54
                              &x->wait#1:             0              0           0.00           0.00           0.00              3              6           0.30           8.70          17.19
                           binfmt_lock-R:             0              0           0.00           0.00           0.00              7             20           0.13           0.92           8.56
                 &dev->mode_config.mutex:             0              0           0.00           0.00           0.00              0            104        1187.57        1361.41      124644.70
             &dev->mode_config.idr_mutex:             0              0           0.00           0.00           0.00              0            104           0.36           5.82         139.00
                            events_nrt-R:             0              0           0.00           0.00           0.00              0            104        1189.98        1365.72      125079.98
                 &(&bp->phy_lock)->rlock:             0              0           0.00           0.00           0.00             18            973           0.19          50.69        5011.01
                             &ipmi_timer:             0              0           0.00           0.00           0.00              0           1044           2.28          23.48        6834.67
          &(&dev->tx_global_lock)->rlock:             0              0           0.00           0.00           0.00              0            209           3.47          18.49        2059.52
                           _xmit_ETHER#2:             0              0           0.00           0.00           0.00              0           1672           0.12           0.99         450.76
                 &(&list->lock)->rlock#2:             0              0           0.00           0.00           0.00              0           1672           0.10           5.78         571.09
                              &n->lock-W:             0              0           0.00           0.00           0.00              0            198           0.13           2.77         129.23
                              &n->lock-R:             0              0           0.00           0.00           0.00              0             33           0.20           1.01          15.79
                    &(&pci->work)->timer:             0              0           0.00           0.00           0.00              0            987           3.03          33.89       10407.15
                           edac-poller-R:             0              0           0.00           0.00           0.00              0            987           1.94          34.35        6136.75
                   (&(&pci->work)->work):             0              0           0.00           0.00           0.00              0            987           1.60          30.08        5197.08
      &(&intf->waiting_msgs_lock)->rlock:             0              0           0.00           0.00           0.00              0           1044           0.18           1.35         480.23
               &(&intf->seq_lock)->rlock:             0              0           0.00           0.00           0.00              0           1044           0.38           2.18         872.80
                              &bp->timer:             0              0           0.00           0.00           0.00              0           1042           4.40          26.63       10056.63
                            s_active#6-R:             0              0           0.00           0.00           0.00              0            588           0.34           1.42         413.04
                            s_active#6-R:             0              0           0.00           0.00           0.00              0            306           0.38           0.90         196.84
                            s_active#6-R:             0              0           0.00           0.00           0.00              0            306           0.59           1.11         232.19
                 &(&list->lock)->rlock#4:             0              0           0.00           0.00           0.00              0             33           0.11           0.44           6.58
                          icmp6_dst_lock:             0              0           0.00           0.00           0.00              0             35           0.18           1.76          29.64
                 &(&bdi->wb_lock)->rlock:             0              0           0.00           0.00           0.00             38            317           0.10          12.08         286.35
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2            214           0.13         136.24         495.21
                                   key#7:             0              0           0.00           0.00           0.00          18345         194110           0.10          16.80       38708.19
               &journal->j_wait_logspace:             0              0           0.00           0.00           0.00              4              5           0.33           0.88           3.05
          &(&(&n->ha_lock)->lock)->rlock:             0              0           0.00           0.00           0.00              0             11           0.14           0.16           1.66
                 mm/page-writeback.c:144:             0              0           0.00           0.00           0.00              0            349           5.52          27.94        5206.56
                    &dev->watchdog_timer:             0              0           0.00           0.00           0.00              0            209           3.85          20.65        2283.24
   &(&dev->mode_config.output_poll_work):             0              0           0.00           0.00           0.00              0            104           0.73          27.04        1037.91
   (&(&dev->mode_config.output_poll_work:             0              0           0.00           0.00           0.00              0            104        1189.68        1364.56      124967.96
                 &(&tbl->gc_work)->timer:             0              0           0.00           0.00           0.00              0            139           1.22          28.10        1204.96
                (&(&tbl->gc_work)->work):             0              0           0.00           0.00           0.00              0            139           4.84          31.09        1411.89
                    &in_dev->mr_gq_timer:             0              0           0.00           0.00           0.00              0             17           1.23           3.81          42.30
                &net->ipv6.ip6_fib_timer:             0              0           0.00           0.00           0.00              0             35           8.41         109.20        1137.51
                            fib6_gc_lock:             0              0           0.00           0.00           0.00              0             35           7.83         105.97        1058.09
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              4            416           0.13           3.07         245.77
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2            208           0.13           0.95          99.39
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              8            832           0.13           1.61         283.14
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2            208           0.13           0.90         110.91
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2            208           0.11           0.80         112.64
                        &ei->xattr_sem-R:             0              0           0.00           0.00           0.00              6             11           0.15           0.61           4.27
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              2            208           0.13           0.80         113.34
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              2            208           0.11           0.93         110.87
                              &x->wait#2:             0              0           0.00           0.00           0.00              6             12           0.12           9.62          26.42
                             fasync_lock:             0              0           0.00           0.00           0.00              0              2           0.45           0.62           1.07
                                   key#1:             0              0           0.00           0.00           0.00             31             31           0.36           0.90          20.16
                                       t:             0              0           0.00           0.00           0.00              0            144           2.42          18.77         955.97
                        &f->secret_timer:             0              0           0.00           0.00           0.00              0              4           8.94          33.82          83.56
                                &f->lock:             0              0           0.00           0.00           0.00              0              4           7.85          29.44          74.96
                          &fc->rnd_timer:             0              0           0.00           0.00           0.00              0              2          10.66          14.80          25.46
                              rtnl_mutex:             0              0           0.00           0.00           0.00              1              9           0.91           4.20          17.92
                          tty_ldisc_lock:             0              0           0.00           0.00           0.00              2              2           0.67           0.79           1.46
                         rcu_read_lock-R:             0              0           0.00           0.00           0.00              0      680705159           0.07         888.04   250004141.12
                       &tty->ldisc_mutex:             0              0           0.00           0.00           0.00              0              2           0.35           0.37           0.72
          &fs_devices->device_list_mutex:             0              0           0.00           0.00           0.00           8655          12132           0.54       63418.84     1202369.59
                         (&(work)->work):             0              0           0.00           0.00           0.00              0          50168           2.32         209.06      481320.10
                          &(work)->timer:             0              0           0.00           0.00           0.00              0          50168           0.66         276.17      471769.95
                   &fs_info->chunk_mutex:             0              0           0.00           0.00           0.00             10            230           7.17         443.78       21383.23
                &type->i_mutex_dir_key#3:             0              0           0.00           0.00           0.00              2              7           0.21        7987.15        8560.18
                           clock-AF_UNIX:             0              0           0.00           0.00           0.00              1             12           0.12           0.64           3.23
                 &journal->j_wait_commit:             0              0           0.00           0.00           0.00              4             10           0.12           1.40           4.98
            &journal->j_wait_done_commit:             0              0           0.00           0.00           0.00              4             10           0.12           0.40           2.34
                              &state->wq:             0              0           0.00           0.00           0.00        2070809        3890231           0.11         269.59      541523.63
                        btrfs-chunk-00-W:             0              0           0.00           0.00           0.00             21           1136           0.11           1.62         213.10
                        btrfs-chunk-00-R:             0              0           0.00           0.00           0.00             11            454           0.14           1.32          97.17
     &(&fs_info->free_chunk_lock)->rlock:             0              0           0.00           0.00           0.00             10            227           0.11           0.74          36.89
                         btrfs-root-00-W:             0              0           0.00           0.00           0.00              3            220           0.15           2.78          91.48
                         btrfs-root-00-R:             0              0           0.00           0.00           0.00             21            178           0.11           1.06          45.21
                          btrfs-dev-00-W:             0              0           0.00           0.00           0.00              7            676           0.11           2.24         105.76
                          btrfs-dev-00-R:             0              0           0.00           0.00           0.00             42           4079           0.11           3.23        1913.79
                        &vfsmount_lock-R:             0              0           0.00           0.00           0.00              0       15179344           0.08         287.00     9551326.28
                    &found->groups_sem-W:             0              0           0.00           0.00           0.00             11            227           0.12           5.74          54.77
                    &found->groups_sem-R:             0              0           0.00           0.00           0.00        1145681        6541460           0.10         348.38    23259789.77
        &(&journal->j_state_lock)->rlock:             0              0           0.00           0.00           0.00             24            958           0.11          34.74         635.21
               &sb->s_type->i_lock_key#1:             0              0           0.00           0.00           0.00           1068           1165           0.09           1.28         348.16
                  &(&cache->lock)->rlock:             0              0           0.00           0.00           0.00             66            277           0.11          41.98         133.97
                 &fs_info->cleaner_mutex:             0              0           0.00           0.00           0.00              0             23           2.40           7.81          81.55
                        btrfs-chunk-01-W:             0              0           0.00           0.00           0.00              1           1655           0.15           3.60         963.33
                        btrfs-chunk-01-R:             0              0           0.00           0.00           0.00             13           2961           0.10           9.76         779.34
            &(&(&tk->lock)->lock)->rlock:             0              0           0.00           0.00           0.00              0         104514           1.20         244.17     1123793.86
      &fs_info->transaction_blocked_wait:             0              0           0.00           0.00           0.00             20             21           0.46           1.00          15.08
                       &wb->wakeup_timer:             0              0           0.00           0.00           0.00              0             10           3.85          17.72         103.71
       &(&cur_trans->commit_lock)->rlock:             0              0           0.00           0.00           0.00             20             21           0.20           0.68           8.43
                        &head_ref->mutex:             0              0           0.00           0.00           0.00              0       23507003           0.09       35905.94   168208964.63
                &(&cache->lock)->rlock#2:             0              0           0.00           0.00           0.00        2553097        7445895           0.10         268.87     2475343.55
                    &fs_info->scrub_lock:             0              0           0.00           0.00           0.00             20             21           0.54           2.13          18.98
                          btrfs-dev-01-W:             0              0           0.00           0.00           0.00              1            972           0.15           3.21         536.17
                          btrfs-dev-01-R:             0              0           0.00           0.00           0.00             13           6691           0.10           6.16        4319.85
             &fs_info->extent_commit_sem:             0              0           0.00           0.00           0.00             20             42           0.26           3.77          70.32
                              &x->wait#2:             0              0           0.00           0.00           0.00              0          24210           0.11           1.37        4538.57
                 &cur_trans->commit_wait:             0              0           0.00           0.00           0.00             20             21           0.22           0.71           8.90
              &fs_info->scrub_pause_wait:             0              0           0.00           0.00           0.00             20             21           0.26           0.56           7.75
                &type->i_mutex_dir_key#6:             0              0           0.00           0.00           0.00              1              2           3.27           7.80          11.08
                          sb_writers#1-R:             0              0           0.00           0.00           0.00              0       18583082           1.15    86487540.34  1005183867.36
              &type->i_mutex_dir_key#6/1:             0              0           0.00           0.00           0.00              0              7           0.86         543.96         580.93
      &fs_info->ordered_operations_mutex:             0              0           0.00           0.00           0.00            192        1078215           0.35         287.90     1367712.91
                         sb_internal#3-R:             0              0           0.00           0.00           0.00              0       23911365           1.57    89436702.03 14849627099.79
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              1           3522           0.08     8857052.51   410572024.97
                  &rl->wait[BLK_RW_SYNC]:             0              0           0.00           0.00           0.00           5532          21920           0.11          19.44       42756.03
                 &rl->wait[BLK_RW_ASYNC]:             0              0           0.00           0.00           0.00           1350           4304           0.12          39.41       11644.40
                     &ei->delalloc_mutex:             0              0           0.00           0.00           0.00           7302       16922900           0.82         476.68    19917907.70
                     &(&ei->lock)->rlock:             0              0           0.00           0.00           0.00        1161484       51781967           0.10         276.43     6787635.16
                            &entry->wait:             0              0           0.00           0.00           0.00        1155013        1477065           0.10         288.25     1498440.54
   &(&fs_info->defrag_inodes_lock)->rloc:             0              0           0.00           0.00           0.00              2             23           0.80           6.12          27.50
                     &sig->wait_chldexit:             0              0           0.00           0.00           0.00            105           2178           0.11          12.07         509.48
   &(&fs_info->fs_roots_radix_lock)->rlo:             0              0           0.00           0.00           0.00             40             63           0.16           5.92         154.23
                  &root->fs_commit_mutex:             0              0           0.00           0.00           0.00             21             21           2.74          10.02         117.12
     &fs_info->transaction_kthread_mutex:             0              0           0.00           0.00           0.00             19             23           9.04    89436720.05   429353208.74
                &child->perf_event_mutex:             0              0           0.00           0.00           0.00             81             84           0.18           3.67          70.15
                          &ei->log_mutex:             0              0           0.00           0.00           0.00         136544         309916           9.37       85992.83   112264687.75
              &fs_info->scrub_super_lock:             0              0           0.00           0.00           0.00           8621          12084          41.44       63427.64     1200821.38
                 &sb->s_type->i_lock_key:             0              0           0.00           0.00           0.00             20            107           0.14           1.35          34.37
                                ntp_lock:             0              0           0.00           0.00           0.00              0         210074           0.10           5.82       69059.23
               &root->log_commit_wait[1]:             0              0           0.00           0.00           0.00          99063         100820           0.11         600.60      692166.67
               &root->log_commit_wait[0]:             0              0           0.00           0.00           0.00          99710         101479           0.11         552.94      707598.00
                  &nonblocking_pool.lock:             0              0           0.00           0.00           0.00             11          98654           0.11         281.30       57641.30
