Linux 4.9.124-nrj-desktop-1rosa-x86_64 (...) avg-cpu: %user %nice %system %iowait %steal %idle 7.15 0.32 2.70 0.32 0.00 89.50 Device: tps kB_read/s kB_wrtn/s kB_read kB_wrtn sda 0.24 8.16 0.00 16370 0 sdb 44.42 665.83 51166.96 1336090 102674180