avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.050      0.000    450.760   1602.240      0.000   9544.840 
avg	     0.018      0.000      3.886     13.812      0.000     82.283 
stddev	     0.045      0.000      0.990      3.578      0.000      3.931 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    279.180      0.000  13456.140      0.000 6717213.040 115835.310   3327.550  30646.300   1045.290  11600.380 
avg	     0.000      2.407      0.000    116.001      0.000  57907.009    998.580     28.686    264.192      9.011    100.003 
stddev	     0.000     13.599      0.000     22.631      0.000  11249.786     10.713      3.938     96.668      2.035      0.084