pwrite failed: Input/output error on XFS filesystem

Solution In Progress - Updated -


  • Getting below messages while running xfs_repair:
# xfs_repair <filesystem-name>
xfs_repair: pwrite failed: Input/output error
releasing dirty buffer (bulk) to free list!
  • In /var/log/messages we could see below errors:
lvm[1446]: WARNING: Thin pool vg00-tpool0-tpool metadata is now 95.08% full.
kernel: device-mapper: thin: 253:2: reached low water mark for metadata device: sending event.
kernel: device-mapper: thin: No free metadata blocks
kernel: device-mapper: thin: 253:2: switching pool to read-only mode    


  • Red Hat Enterprise Linux
  • XFS filesystem

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