avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     3.690      0.000    429.560   7498.730      0.000   5368.120 
avg	     0.028      0.000      3.230     56.381      0.000     40.362 
stddev	     0.053      0.000      0.971      8.924      0.000      8.904 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    352.000      0.000  15434.560      0.000 7772694.940 133980.710  18078.570 157715.150   1194.570  13299.430 
avg	     0.000      2.647      0.000    116.049      0.000  58441.315   1007.374    135.929   1185.828      8.982     99.996 
stddev	     0.000     15.032      0.000     21.793      0.000  10945.270     11.647      7.095    175.240      1.971      0.182