Linux 4.20.13-200.fc29.x86_64 (...) avg-cpu: %user %nice %system %iowait %steal %idle 8.48 0.02 4.44 0.49 0.00 86.57 Device tps kB_read/s kB_wrtn/s kB_read kB_wrtn sda 65.62 1204.47 434.37 7951655 2867592 sdb 0.72 2.23 431.43 14753 2848200 dm-0 25.30 407.32 46.41 2689017 306404 dm-1 62.90 83.86 168.07 553656 1109560 dm-2 47.91 711.70 224.01 4698453 1478880