avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.540      0.000    409.070   4907.100      0.000   7982.430 
avg	     0.012      0.000      3.076     36.895      0.000     60.018 
stddev	     0.025      0.000      1.818     21.751      0.000     23.189 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000     88.000     43.990   7550.150    175.960 2933836.160 104283.060    734.480  12007.110    899.490   4996.200 
avg	     0.000      0.662      0.331     56.768      1.323  22058.918    784.083      5.522     90.279      6.763     37.565 
stddev	     0.000      2.033      0.470     23.845      1.882   9934.312    162.673      4.698     41.168      1.895     16.845