avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	   119.480      0.000  17894.000   1967.300      0.000     19.250 
avg	     0.597      0.000     89.470      9.836      0.000      0.096 
stddev	     0.282      0.000     17.510     17.505      0.000      0.703 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	240807.990   5714.360   4104.830  18294.070 979833.720 8504498.810 176124.220  12354.620  95663.940   1288.170  14555.370 
avg	  1204.040     28.572     20.524     91.470   4899.169  42522.494    880.621     61.773    478.320      6.441     72.777 
stddev	  2657.379    143.041     44.162     34.159  10807.644  15434.459    172.701     62.852    503.812      2.581     32.569