avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.080      0.000   2539.720   1152.790      0.000  16303.310 
avg	     0.020      0.000     12.699      5.764      0.000     81.517 
stddev	     0.029      0.000      3.151      0.903      0.000      3.294 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    958.000      0.000  41895.870      0.000 21431878.100 204611.250  28794.750 137608.760    956.060  20000.620 
avg	     0.000      4.790      0.000    209.479      0.000 107159.390   1023.056    143.974    688.044      4.780    100.003 
stddev	     0.000     24.506      0.000      7.510      0.000   3997.744      4.793      1.383     28.893      0.172      0.137