avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.890      0.000    208.820   7814.370      0.000  11975.030 
avg	     0.009      0.000      1.044     39.072      0.000     59.875 
stddev	     0.034      0.000      0.414      9.628      0.000      9.716 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	257543.000    225.000   4622.000  21631.240 1048660.000 11046629.660 193747.440  28691.730 233732.660   1642.390  20000.010 
avg	  1287.715      1.125     23.110    108.156   5243.300  55233.148    968.737    143.459   1168.663      8.212    100.000 
stddev	  3694.000      2.789     71.203     32.004  15049.065  16347.316    148.976      1.789    284.332      1.937      0.077