avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    24.130      0.000   2878.980   1561.550      0.000  15535.350 
avg	     0.121      0.000     14.395      7.808      0.000     77.677 
stddev	     0.122      0.000      8.907     11.783      0.000     11.052 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	256786.000   2639.990   5392.000  11880.010 1048712.000 5417966.210 115848.270   9610.010  78472.720    879.550   9703.240 
avg	  1283.930     13.200     26.960     59.400   5243.560  27089.831    579.241     48.050    392.364      4.398     48.516 
stddev	  3960.204     75.893     90.253     54.256  16186.454  24945.808    430.206     61.904    519.897      4.089     44.107