avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    47.280      0.000    986.040   1692.090      0.000  10574.610 
avg	     0.355      0.000      7.414     12.722      0.000     79.508 
stddev	     0.159      0.000      4.407      4.908      0.000      4.797 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    337.130      0.000  14846.260      0.000 7591555.430 136006.150  19104.840 174257.510   1265.560  13300.010 
avg	     0.000      2.535      0.000    111.626      0.000  57079.364   1022.603    143.645   1310.207      9.515    100.000 
stddev	     0.000     12.689      0.000     24.621      0.000  12617.100      8.252      1.194    238.235      2.575      0.124