avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    49.020      0.000    665.000   5828.080      0.000   6757.900 
avg	     0.369      0.000      5.000     43.820      0.000     50.811 
stddev	     0.112      0.000      3.413     11.372      0.000     11.748 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    334.000      0.000  15054.650      0.000 7605982.570 134394.770  19104.120 170796.130   1227.330  13300.610 
avg	     0.000      2.511      0.000    113.193      0.000  57187.839   1010.487    143.640   1284.181      9.228    100.005 
stddev	     0.000     14.224      0.000     21.532      0.000  11036.820     26.732      1.256    200.138      2.103      0.121