avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     7.260      0.000  12794.480    140.980      0.000    357.010 
avg	     0.055      0.000     96.199      1.060      0.000      2.684 
stddev	     0.067      0.000      5.931      2.599      0.000      4.214 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 2638211.010     11.990  22858.070     47.960 10689067.040 123830.850   5059.450  28743.600    601.000  10305.070 
avg	     0.000  19836.173      0.090    171.865      0.361  80368.925    931.059     38.041    216.117      4.519     77.482 
stddev	     0.000   8084.789      0.286     29.566      1.145  16196.323     58.418     23.091    115.016      0.589     14.703