avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     6.630      0.000   1087.380   3475.440      0.000  15430.440 
avg	     0.033      0.000      5.437     17.377      0.000     77.152 
stddev	     0.027      0.000      3.418     11.285      0.000     14.631 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	257657.000    334.360   4443.000  40880.280 1048400.000 20894582.550 197653.830  28582.460 128904.760    900.240  19999.820 
avg	  1288.285      1.672     22.215    204.401   5242.000 104472.913    988.269    142.912    644.524      4.501     99.999 
stddev	  4384.010      3.541     80.530     40.205  17845.516  20587.958    113.935      0.828     83.237      0.489      0.085