avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     6.510      0.000   1123.450  12992.560      0.000   5877.510 
avg	     0.033      0.000      5.617     64.963      0.000     29.388 
stddev	     0.056      0.000      3.722     12.603      0.000     12.251 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	257691.770    498.000   4342.820  21917.380 1048138.380 11197517.700 194097.470  28719.850 231373.460   1618.860  19999.130 
avg	  1288.459      2.490     21.714    109.587   5240.692  55987.589    970.487    143.599   1156.867      8.094     99.996 
stddev	  3742.742     14.448     63.802     32.680  15219.781  16722.104    144.866      1.386    346.024      1.783      0.132