avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     6.300      0.000    275.320   7100.890      0.000  12617.520 
avg	     0.031      0.000      1.377     35.504      0.000     63.088 
stddev	     0.059      0.000      0.651     12.067      0.000     12.307 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	257343.910    192.930   4647.750  20952.690 1047966.610 10700107.600 194140.460  28691.470 242720.040   1720.450  19999.220 
avg	  1286.720      0.965     23.239    104.763   5239.833  53500.538    970.702    143.457   1213.600      8.602     99.996 
stddev	  3795.288      2.398     75.388     32.806  15465.238  16760.783    147.077      1.796    352.633      2.320      0.105