So sorry, the automatic xfs_scrub of /storage on plum.djwong.org failed.

A log of what happened follows:
● xfs_scrub@-storage.service - Online XFS Metadata Check for /storage
   Loaded: loaded (/lib/systemd/system/xfs_scrub@.service; static; vendor preset: enabled)
   Active: failed (Result: exit-code) since Fri 2018-03-02 03:17:57 PST; 17ms ago
     Docs: man:xfs_scrub(8)
  Process: 23187 ExecStart=/sbin/xfs_scrub -b -n %I (code=exited, status=1/FAILURE)
 Main PID: 23187 (code=exited, status=1/FAILURE)

Mar 02 03:11:35 plum systemd[1]: Starting Online XFS Metadata Check for /storage...
Mar 02 03:11:43 plum xfs_scrub@-storage[23187]: EXPERIMENTAL xfs_scrub program in use! Use at your own risk!
Mar 02 03:11:43 plum xfs_scrub@-storage[23187]: Info: AG 1 superblock: Optimization is possible.
Mar 02 03:11:44 plum xfs_scrub@-storage[23187]: Info: AG 2 superblock: Optimization is possible.
Mar 02 03:11:46 plum xfs_scrub@-storage[23187]: Info: AG 3 superblock: Optimization is possible.
Mar 02 03:11:48 plum xfs_scrub@-storage[23187]: Info: AG 4 superblock: Optimization is possible.
Mar 02 03:11:49 plum xfs_scrub@-storage[23187]: Info: AG 5 superblock: Optimization is possible.
Mar 02 03:11:50 plum xfs_scrub@-storage[23187]: Info: AG 6 superblock: Optimization is possible.
Mar 02 03:11:52 plum xfs_scrub@-storage[23187]: Info: AG 7 superblock: Optimization is possible.
Mar 02 03:17:27 plum xfs_scrub@-storage[23187]: Info: /storage: Optimizations of inode record are possible.
Mar 02 03:17:27 plum xfs_scrub@-storage[23187]: Info: inode 1029 (0/1029): Unicode name "cafe\xcc\x81.txt" in directory could be confused with "caf\xc3\xa9.txt".
Mar 02 03:17:28 plum xfs_scrub@-storage[23187]: Warning: inode 8631348 (0/8631348): Unicode name "Icon\x0d" in directory contains control characters.
Mar 02 03:17:29 plum xfs_scrub@-storage[23187]: Info: inode 18765843 (0/18765843): Unicode name "obs-l.I" in directory could be confused with "obs-1.I".
Mar 02 03:17:29 plum xfs_scrub@-storage[23187]: Info: inode 18765843 (0/18765843): Unicode name "obs-l.X" in directory could be confused with "obs-1.X".
Mar 02 03:17:29 plum xfs_scrub@-storage[23187]: Info: inode 18952450 (0/18952450): Unicode name "arn" in directory could be confused with "am".
Mar 02 03:17:30 plum xfs_scrub@-storage[23187]: Info: inode 193183753 (0/193183753): Unicode name "am" in directory could be confused with "arn".
Mar 02 03:17:31 plum xfs_scrub@-storage[23187]: Warning: inode 279331869 (1/10896413): Unicode name "Icon\x0d" in directory contains control characters.
Mar 02 03:17:31 plum xfs_scrub@-storage[23187]: Info: inode 281188455 (1/12752999): Unicode name "arn" in directory could be confused with "am".
Mar 02 03:17:33 plum xfs_scrub@-storage[23187]: Info: inode 537983035 (2/1112123): Unicode name "cafe\xcc\x81.txt" in directory could be confused with "caf\xc3\xa9.txt".
Mar 02 03:17:33 plum xfs_scrub@-storage[23187]: Info: inode 543170610 (2/6299698): Unicode name "am" in directory could be confused with "arn".
Mar 02 03:17:35 plum xfs_scrub@-storage[23187]: Info: inode 562809906 (2/25938994): Unicode name "empty-fl.I" in directory could be confused with "empty-f1.I".
Mar 02 03:17:35 plum xfs_scrub@-storage[23187]: Info: inode 562809906 (2/25938994): Unicode name "empty-fl.X" in directory could be confused with "empty-f1.X".
Mar 02 03:17:35 plum xfs_scrub@-storage[23187]: Info: inode 562809906 (2/25938994): Unicode name "l.I" in directory could be confused with "1.I".
Mar 02 03:17:35 plum xfs_scrub@-storage[23187]: Info: inode 562809906 (2/25938994): Unicode name "l.X" in directory could be confused with "1.X".
Mar 02 03:17:36 plum xfs_scrub@-storage[23187]: Info: inode 806493224 (3/1186856): Unicode name "cafe\xcc\x81.txt.trashinfo" in directory could be confused with "caf\xc3\xa9.txt.trashinfo".
Mar 02 03:17:40 plum xfs_scrub@-storage[23187]: Info: inode 1088703537 (4/14961713): Unicode name "l.I" in directory could be confused with "1.I".
Mar 02 03:17:40 plum xfs_scrub@-storage[23187]: Info: inode 1088703537 (4/14961713): Unicode name "l.X" in directory could be confused with "1.X".
Mar 02 03:17:50 plum xfs_scrub@-storage[23187]: Warning: inode 1896637480 (7/17589288): Unicode name "Icon\x0d" in directory contains control characters.
Mar 02 03:17:55 plum xfs_scrub@-storage[23187]: /storage: warnings found: 3
Mar 02 03:17:57 plum systemd[1]: xfs_scrub@-storage.service: Main process exited, code=exited, status=1/FAILURE
Mar 02 03:17:57 plum systemd[1]: Failed to start Online XFS Metadata Check for /storage.
Mar 02 03:17:57 plum systemd[1]: xfs_scrub@-storage.service: Unit entered failed state.
Mar 02 03:17:57 plum systemd[1]: xfs_scrub@-storage.service: Triggering OnFailure= dependencies.
Mar 02 03:17:57 plum systemd[1]: xfs_scrub@-storage.service: Failed with result 'exit-code'.