avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.070      0.000    145.310  11964.180      0.000   1188.450 
avg	     0.016      0.000      1.093     89.956      0.000      8.936 
stddev	     0.020      0.000      0.232      9.930      0.000     10.046 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000   1281.000     57.000  17319.000    228.000 7252256.000 111088.120  19085.320 148943.780   1117.650  13300.400 
avg	     0.000      9.632      0.429    130.218      1.714  54528.241    835.249    143.499   1119.878      8.403    100.003 
stddev	     0.000      4.950      0.495     35.879      1.979  15633.604     92.748      1.621    216.921      2.950      0.035