Linux 5.15.131-1.el7.3.x86_64 (...) avg-cpu: %user %nice %system %iowait %steal %idle 3.37 0.00 0.74 0.11 0.00 95.77 Device tps kB_read/s kB_wrtn/s kB_dscd/s kB_read kB_wrtn kB_dscd dm-0 0.00 0.02 0.00 0.00 1052 0 0 dm-1 0.05 0.22 0.00 0.00 13245 4 0 dm-2 0.00 0.02 0.00 0.00 1412 0 0 sda 3.43 34.65 49.48 0.00 2056260 2936529 0 sdb 0.04 0.38 0.00 0.00 22405 6 0