avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.680      0.000    421.650   1113.980      0.000  11762.690 
avg	     0.013      0.000      3.170      8.376      0.000     88.441 
stddev	     0.035      0.000      3.674      5.826      0.000      7.067 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    442.000      0.000  20684.370      0.000 9523374.850 122281.720  19163.390 134077.720   1504.530  13301.010 
avg	     0.000      3.323      0.000    155.522      0.000  71604.322    919.411    144.086   1008.103     11.312    100.008 
stddev	     0.000     14.285      0.000     41.149      0.000  19017.697     13.752      2.588    451.570     22.294      0.193