Linux 4.15.0-142-generic (...) avg-cpu: %user %nice %system %iowait %steal %idle 0.13 0.00 0.05 0.01 0.00 99.80 Device tps kB_read/s kB_wrtn/s kB_dscd/s kB_read kB_wrtn kB_dscd loop0 0.00 0.00 0.00 0.00 8 0 0 nvme0n1 0.58 3.14 572.76 0.00 8137837 1483650368 0 sda 14.13 3.24 86.09 0.00 8384051 223001060 0 sdb 0.35 0.07 6.70 0.00 186609 17344280 0