Mounting XFS filesystem is failed with nobarrier option in Red Hat Enterprise Linux 8

Solution Verified - Updated -

Issue

  • Mounting XFS filesystem is failed with nobarrier option.

    # mount /dev/sdb1 -o nobarrier /mnt/data
mount: /mnt: wrong fs type, bad option, bad superblock on /dev/vda1, missing codepage or helper program, or other error.

  • /var/log/messages or dmesg shows the following message.

    [36080.303252] XFS (dm-2): unknown mount option [nobarrier].

  • The root file system is mounted read-only, and the system cannot work fine after adding nobarrier option.

  • The system cannot boot, and dropped to emergency mode after adding nobarrier option.

Environment

  • Red Hat Enterprise Linux 8
  • XFS

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