avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.870      0.000    288.750  12185.730      0.000   7520.750 
avg	     0.024      0.000      1.444     60.929      0.000     37.604 
stddev	     0.050      0.000      0.366     12.215      0.000     12.270 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	257453.360    585.000   4590.600  20510.400 1048175.810 10381103.030 192510.680  27822.240 238882.510   1735.940  19999.210 
avg	  1287.267      2.925     22.953    102.552   5240.879  51905.515    962.553    139.111   1194.413      8.680     99.996 
stddev	  3796.955      6.624     72.507     30.647  15467.636  15544.687    146.231     14.580    295.922      2.098      0.105