avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     3.210      0.000    228.130  13475.350      0.000   6293.310 
avg	     0.016      0.000      1.141     67.377      0.000     31.467 
stddev	     0.046      0.000      0.571     18.892      0.000     19.064 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	255467.000    575.000   6696.000  20056.020 1048652.000 10131612.750 190450.360  28358.070 249726.980   1778.930  19999.520 
avg	  1277.335      2.875     33.480    100.280   5243.260  50658.064    952.252    141.790   1248.635      8.895     99.998 
stddev	  4046.055      5.888    113.497     32.464  16621.335  16403.614    184.621      8.579    380.209      2.599      0.104