avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.230      0.000    116.650  18583.970      0.000   1297.020 
avg	     0.011      0.000      0.583     92.920      0.000      6.485 
stddev	     0.035      0.000      0.607     12.524      0.000     12.518 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	1126308.860    264.330   8868.330  18257.040 567501.420 8361897.030 176128.890  28939.190 307090.720   2046.440  20000.330 
avg	  5631.544      1.322     44.342     91.285   2837.507  41809.485    880.644    144.696   1535.454     10.232    100.002 
stddev	 26112.651      1.756    205.686     21.610  13162.440  10428.902    172.122     10.383    949.561      2.400      0.078