This is the procedure on how to replace broken disk from zfs raid array. In this case we simulate to replace zfs raid-1.

  • Check zfs pool status
  • Get the disk information and replaced it (Let’s say that the failed disk is /dev/sdb)
  • Clone the disk partition table from the health disk to replacement
    #
  • Regenerate the partition UID
    #
  • Replacing the disk
  • Monitoring resilvering process, the
  • For the disk where boot partition resided, make sure to update the grub configuration to mark the replaced disk as bootable

    #Make sure to check the new disk.

Thank You

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