avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    25.350      0.000   3899.190  10595.380      0.000    880.090 
avg	     0.165      0.000     25.319     68.801      0.000      5.715 
stddev	     0.058      0.000      7.095     14.511      0.000     16.186 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    506.000      0.000  18045.530      0.000 8808553.350 132620.530  18740.410 153020.160   1457.360  13117.810 
avg	     0.000      3.286      0.000    117.179      0.000  57198.398    861.172    121.691    993.637      9.463     85.181 
stddev	     0.000     13.343      0.000     53.612      0.000  29446.855    332.739     52.253    691.649     14.295     34.478