Check XFS consistency without modifying it
Build a paste-ready command, then review its compatibility and effects before running it.
xfs_repair -n <device>Complete required fields to copy the generated command.
read-onlyno known side effects Compatibility
LinuxVerified for Linux using posix, bash, zsh syntax.
Operational knowledgereview due 2027-01-20
Requirementsxfs_repairxfs_repair must be installed and available on PATH.
Version supportxfs_repair Current supported releasesVerified for linux using posix, bash, zsh syntax; consult compatibility notes for platform-specific differences.
Expected signalsPhase 1 - find and verify superblock...Representative successful output; values vary with the selected target and system state.
Known errorsxfs_repair: command not foundxfs_repair is missing or is not available on PATH.
Verifyxfs_repair -n {{device}}The output matches the expected target and exits without an error.Rollback noteNot required: this command is read-only and does not change system state.
Command breakdown
01xfs_repairCommandRuns the xfs_repair stage of this one-liner.
02-nOptionApplies the command-specific numeric, dry-run, or non-resolving mode.
03<device>ParameterA value supplied in the Fill parameters section.
Example input
xfs_repair -n /dev/sda
Example output
Phase 1 - find and verify superblock...
Phase 2 - using internal log
No modify flag set, skipping filesystem flush and exiting.
Illustrative output — exact values vary by system and data.
Official sources