Am 30.03.20 um 14:18 schrieb Paul Menzel: > How do you run `mdcheck` in production without noticeably affecting the > system? you can' for years either lower "dev.raid.speed_limit_max" and wait ages for the raid check or cripple system performance i remember "dev.raid.speed_limit_max" did 10 years ago what it is supposed to do: use that when the system is idle but slow down the raid-check in case of heavy user-io but the current drama exists for many years