raid:mdadm:remove_a_disk_from_an_array
Table of Contents
RAID - mdadm - Remove a disk from an array
A disk cannot be removed directly from an array, unless it is failed.
Mark a disk as failed
NOTE: This step is not needed if the disk is already in a failed state.
mdadm --fail /dev/md0 /dev/sda1
Remove the disk from the array
mdadm --remove /dev/md0 /dev/sda1
Fail and Remove a disk in a single step
Both of the above actions can be done in a single step:
mdadm /dev/md0 --fail /dev/sda1 --remove /dev/sda1
raid/mdadm/remove_a_disk_from_an_array.txt · Last modified: 2021/09/13 22:55 by peter