avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.870      0.000    230.000   5338.310      0.000   7726.750 
avg	     0.037      0.000      1.729     40.138      0.000     58.096 
stddev	     0.063      0.000      0.769     17.292      0.000     17.910 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    198.000     47.000  14004.000    188.000 6181336.000 118736.380  19104.470 184456.460   1331.860  13300.800 
avg	     0.000      1.489      0.353    105.293      1.414  46476.211    892.755    143.643   1386.891     10.014    100.006 
stddev	     0.000      0.667      0.478     22.878      1.912   9579.112    127.598      1.345    239.305      2.622      0.110