avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    25.170      0.000    881.660  12798.080      0.000     95.190 
avg	     0.182      0.000      6.389     92.740      0.000      0.690 
stddev	     0.056      0.000      1.159      3.975      0.000      3.981 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 2009831.800      5.990  16516.850     23.960 8121704.950 135463.180  18773.990 161725.980   1313.840  13774.630 
avg	     0.000  14563.999      0.043    119.687      0.174  58852.934    981.617    136.043   1171.927      9.521     99.816 
stddev	     0.000   6104.195      0.265     32.782      1.062  16442.744     31.363     23.472    368.548      4.857      2.112