avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.430      0.000    118.180   3502.890      0.000  15774.490 
avg	     0.023      0.000      0.609     18.056      0.000     81.312 
stddev	     0.050      0.000      0.441      6.020      0.000      6.324 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	938812.700   7840.780   7396.090  13272.430 473001.270 2931095.060  92995.660     81.230    564.090    283.840   2777.270 
avg	  4839.241     40.416     38.124     68.415   2438.151  15108.737    479.359      0.419      2.908      1.463     14.316 
stddev	 24444.653     36.804    192.520     62.030  12313.991  11145.691    128.526      1.035      1.553      0.669     20.184