Maybe I’m not understanding the basics, but I keep running into the same issue.
I’m using the web-ui (docker) on unraid, backing up to OneDrive (family).
I just started over last week (removed the folders from OneDrive and recreated the storage within the webgui, deleted the cache).
This is my schedule:
It ran fine as long as there was nothing to prune, as soon as there was something pruned the next check fails, am I missing something or is this a known issue?
See below some logs (from healthchecks), if more details are needed please let me know.
For some context, I would like to switch from duplicati to duplicacy, this is my first backup set configured in duplicacy to get familiar and get some confidence in how solid it is, so far there is room for improvement (but this could be due to my configuration).
2025-04-20
DailyBackup
Start time: 04:00AM, Frequency: Daily, Days: Daily
Back up /backuproot/Backup/UnraidAppdata@localhost to storage OneDrive, status: Completed, log file: backup-20250420-040001.log
Running backup command from /cache/localhost/0 to back up /backuproot/Backup/UnraidAppdata
Options: [-log backup -storage OneDrive -threads 4 -stats -stats]
2025-04-20 04:00:01.525 INFO REPOSITORY_SET Repository set to /backuproot/Backup/UnraidAppdata
2025-04-20 04:00:01.536 INFO STORAGE_SET Storage set to one://Duplicacy
2025-04-20 04:00:05.691 INFO COMPRESSION_LEVEL Zstd compression is enabled (level: default)
2025-04-20 04:00:07.034 INFO BACKUP_START Last backup at revision 8 found
2025-04-20 04:00:07.068 INFO BACKUP_INDEXING Indexing /backuproot/Backup/UnraidAppdata
2025-04-20 04:00:07.068 INFO SNAPSHOT_FILTER Parsing filter file /cache/localhost/0/.duplicacy/filters
2025-04-20 04:00:07.069 INFO SNAPSHOT_FILTER Loaded 0 include/exclude pattern(s)
2025-04-20 04:00:18.838 INFO UPLOAD_FILE Uploaded ab_20250420_000002/Duplicacy.tar.gz (17380272)
2025-04-20 04:00:18.838 INFO UPLOAD_FILE Uploaded ab_20250420_000002/backup.log (1982)
2025-04-20 04:00:18.838 INFO UPLOAD_FILE Uploaded ab_20250420_000002/config.json (1385)
2025-04-20 04:00:18.838 INFO UPLOAD_FILE Uploaded ab_20250420_000002/my-Duplicacy.xml (3260)
2025-04-20 04:00:18.838 INFO UPLOAD_FILE Uploaded ab_20250420_000002/my-Linkwarden.xml (6161)
2025-04-20 04:00:18.838 INFO UPLOAD_FILE Uploaded ab_20250420_000002/my-macinabox.xml (7187)
2025-04-20 04:00:18.838 INFO UPLOAD_FILE Uploaded ab_20250420_000002/my-ovftool.xml (452)
2025-04-20 04:00:18.838 INFO UPLOAD_FILE Uploaded ab_20250420_000002/my-virtual-dsm.xml (2779)
2025-04-20 04:00:18.838 INFO UPLOAD_FILE Uploaded ab_20250420_000002/tower-v7.0.0-flash-backup-20250420-0000.zip (784740743)
2025-04-20 04:00:18.838 INFO UPLOAD_FILE Uploaded ab_20250420_000002/vm_meta.tgz (24822)
2025-04-20 04:00:18.873 INFO BACKUP_END Backup for /backuproot/Backup/UnraidAppdata at revision 9 completed
2025-04-20 04:00:18.874 INFO BACKUP_STATS Files: 70 total, 5,355M bytes; 10 new, 783,368K bytes
2025-04-20 04:00:18.874 INFO BACKUP_STATS File chunks: 1117 total, 5,363M bytes; 5 new, 18,335K bytes, 18,320K bytes uploaded
2025-04-20 04:00:18.874 INFO BACKUP_STATS Metadata chunks: 3 total, 91K bytes; 3 new, 91K bytes, 9K bytes uploaded
2025-04-20 04:00:18.874 INFO BACKUP_STATS All chunks: 1120 total, 5,363M bytes; 8 new, 18,426K bytes, 18,330K bytes uploaded
2025-04-20 04:00:18.874 INFO BACKUP_STATS Total running time: 00:00:13
Check storage OneDrive, status: Checked, log file: check-20250420-040019.log
Running check command from /cache/localhost/all
Options: [-log check -storage OneDrive -a -tabular -a -tabular]
2025-04-20 04:00:19.108 INFO STORAGE_SET Storage set to one://Duplicacy
2025-04-20 04:00:22.081 INFO SNAPSHOT_CHECK Listing all chunks
2025-04-20 04:01:28.902 INFO SNAPSHOT_CHECK 1 snapshots and 9 revisions
2025-04-20 04:01:28.902 INFO SNAPSHOT_CHECK Total chunk size is 1,032M in 231 chunks
2025-04-20 04:01:28.906 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 1 exist
2025-04-20 04:01:28.910 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 2 exist
2025-04-20 04:01:28.914 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 3 exist
2025-04-20 04:01:28.919 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 4 exist
2025-04-20 04:01:28.922 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 5 exist
2025-04-20 04:01:28.926 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 6 exist
2025-04-20 04:01:28.930 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 7 exist
2025-04-20 04:01:28.935 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 8 exist
2025-04-20 04:01:29.534 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 9 exist
2025-04-20 04:01:29.600 INFO SNAPSHOT_CHECK
snap | rev | | files | bytes | chunks | bytes | uniq | bytes | new | bytes |
UnraidAppdata | 1 | @ 2025-04-14 16:47 -hash | 70 | 5,355M | 190 | 938,782K | 0 | 0 | 190 | 938,782K |
UnraidAppdata | 2 | @ 2025-04-14 17:02 | 70 | 5,355M | 190 | 938,782K | 0 | 0 | 0 | 0 |
UnraidAppdata | 3 | @ 2025-04-15 04:00 | 70 | 5,355M | 190 | 947,064K | 0 | 0 | 8 | 26,622K |
UnraidAppdata | 4 | @ 2025-04-15 21:58 | 70 | 5,355M | 190 | 947,064K | 0 | 0 | 0 | 0 |
UnraidAppdata | 5 | @ 2025-04-16 04:00 | 70 | 5,355M | 190 | 938,784K | 3 | 9K | 7 | 18,335K |
UnraidAppdata | 6 | @ 2025-04-17 04:00 | 70 | 5,355M | 186 | 930,507K | 3 | 9K | 6 | 18,338K |
UnraidAppdata | 7 | @ 2025-04-18 04:00 | 70 | 5,355M | 184 | 922,220K | 3 | 9K | 6 | 18,332K |
UnraidAppdata | 8 | @ 2025-04-19 04:00 | 70 | 5,355M | 183 | 913,966K | 3 | 9K | 6 | 18,339K |
UnraidAppdata | 9 | @ 2025-04-20 04:00 | 70 | 5,355M | 185 | 905,703K | 8 | 18,330K | 8 | 18,330K |
UnraidAppdata | all | | | | 231 | 1,032M | 231 | 1,032M | | |
Prune storage OneDrive, status: Completed, log file: prune-20250420-040129.log
Running prune command from /cache/localhost/all
Options: [-log prune -storage OneDrive -keep 0:7 -a]
2025-04-20 04:01:29.655 INFO STORAGE_SET Storage set to one://Duplicacy
2025-04-20 04:01:32.266 INFO RETENTION_POLICY Keep no snapshots older than 7 days
2025-04-20 04:01:40.743 INFO SNAPSHOT_NONE No snapshot to delete
2025-04-21
Schedule: DailyBackup
Start time: 04:00AM, Frequency: Daily, Days: Daily
Back up /backuproot/Backup/UnraidAppdata@localhost to storage OneDrive, status: Completed, log file: backup-20250421-040001.log
Running backup command from /cache/localhost/0 to back up /backuproot/Backup/UnraidAppdata
Options: [-log backup -storage OneDrive -threads 4 -stats -stats]
2025-04-21 04:00:01.801 INFO REPOSITORY_SET Repository set to /backuproot/Backup/UnraidAppdata
2025-04-21 04:00:01.802 INFO STORAGE_SET Storage set to one://Duplicacy
2025-04-21 04:00:04.926 INFO COMPRESSION_LEVEL Zstd compression is enabled (level: default)
2025-04-21 04:00:06.741 INFO BACKUP_START Last backup at revision 9 found
2025-04-21 04:00:06.786 INFO BACKUP_INDEXING Indexing /backuproot/Backup/UnraidAppdata
2025-04-21 04:00:06.786 INFO SNAPSHOT_FILTER Parsing filter file /cache/localhost/0/.duplicacy/filters
2025-04-21 04:00:06.787 INFO SNAPSHOT_FILTER Loaded 0 include/exclude pattern(s)
2025-04-21 04:00:18.629 INFO UPLOAD_FILE Uploaded ab_20250421_000002/Duplicacy.tar.gz (17385125)
2025-04-21 04:00:18.629 INFO UPLOAD_FILE Uploaded ab_20250421_000002/backup.log (1982)
2025-04-21 04:00:18.629 INFO UPLOAD_FILE Uploaded ab_20250421_000002/config.json (1385)
2025-04-21 04:00:18.629 INFO UPLOAD_FILE Uploaded ab_20250421_000002/my-Duplicacy.xml (3260)
2025-04-21 04:00:18.629 INFO UPLOAD_FILE Uploaded ab_20250421_000002/my-Linkwarden.xml (6161)
2025-04-21 04:00:18.629 INFO UPLOAD_FILE Uploaded ab_20250421_000002/my-macinabox.xml (7187)
2025-04-21 04:00:18.629 INFO UPLOAD_FILE Uploaded ab_20250421_000002/my-ovftool.xml (452)
2025-04-21 04:00:18.629 INFO UPLOAD_FILE Uploaded ab_20250421_000002/my-virtual-dsm.xml (2779)
2025-04-21 04:00:18.629 INFO UPLOAD_FILE Uploaded ab_20250421_000002/tower-v7.0.0-flash-backup-20250421-0000.zip (784740743)
2025-04-21 04:00:18.629 INFO UPLOAD_FILE Uploaded ab_20250421_000002/vm_meta.tgz (24822)
2025-04-21 04:00:18.677 INFO BACKUP_END Backup for /backuproot/Backup/UnraidAppdata at revision 10 completed
2025-04-21 04:00:18.678 INFO BACKUP_STATS Files: 70 total, 5,355M bytes; 10 new, 783,372K bytes
2025-04-21 04:00:18.678 INFO BACKUP_STATS File chunks: 1116 total, 5,355M bytes; 2 new, 18,340K bytes, 18,336K bytes uploaded
2025-04-21 04:00:18.678 INFO BACKUP_STATS Metadata chunks: 3 total, 91K bytes; 3 new, 91K bytes, 9K bytes uploaded
2025-04-21 04:00:18.678 INFO BACKUP_STATS All chunks: 1119 total, 5,355M bytes; 5 new, 18,431K bytes, 18,345K bytes uploaded
2025-04-21 04:00:18.678 INFO BACKUP_STATS Total running time: 00:00:14
Check storage OneDrive, status: Checked, log file: check-20250421-040018.log
Running check command from /cache/localhost/all
Options: [-log check -storage OneDrive -a -tabular -a -tabular]
2025-04-21 04:00:18.853 INFO STORAGE_SET Storage set to one://Duplicacy
2025-04-21 04:00:21.416 INFO SNAPSHOT_CHECK Listing all chunks
2025-04-21 04:01:13.529 INFO SNAPSHOT_CHECK 1 snapshots and 10 revisions
2025-04-21 04:01:13.529 INFO SNAPSHOT_CHECK Total chunk size is 1,050M in 236 chunks
2025-04-21 04:01:13.534 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 1 exist
2025-04-21 04:01:13.539 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 2 exist
2025-04-21 04:01:13.543 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 3 exist
2025-04-21 04:01:13.546 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 4 exist
2025-04-21 04:01:13.551 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 5 exist
2025-04-21 04:01:13.556 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 6 exist
2025-04-21 04:01:13.560 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 7 exist
2025-04-21 04:01:13.565 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 8 exist
2025-04-21 04:01:13.570 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 9 exist
2025-04-21 04:01:14.150 INFO SNAPSHOT_CHECK All chunks referenced by snapshot UnraidAppdata at revision 10 exist
2025-04-21 04:01:14.225 INFO SNAPSHOT_CHECK
snap | rev | | files | bytes | chunks | bytes | uniq | bytes | new | bytes |
UnraidAppdata | 1 | @ 2025-04-14 16:47 -hash | 70 | 5,355M | 190 | 938,782K | 0 | 0 | 190 | 938,782K |
UnraidAppdata | 2 | @ 2025-04-14 17:02 | 70 | 5,355M | 190 | 938,782K | 0 | 0 | 0 | 0 |
UnraidAppdata | 3 | @ 2025-04-15 04:00 | 70 | 5,355M | 190 | 947,064K | 0 | 0 | 8 | 26,622K |
UnraidAppdata | 4 | @ 2025-04-15 21:58 | 70 | 5,355M | 190 | 947,064K | 0 | 0 | 0 | 0 |
UnraidAppdata | 5 | @ 2025-04-16 04:00 | 70 | 5,355M | 190 | 938,784K | 3 | 9K | 7 | 18,335K |
UnraidAppdata | 6 | @ 2025-04-17 04:00 | 70 | 5,355M | 186 | 930,507K | 3 | 9K | 6 | 18,338K |
UnraidAppdata | 7 | @ 2025-04-18 04:00 | 70 | 5,355M | 184 | 922,220K | 3 | 9K | 6 | 18,332K |
UnraidAppdata | 8 | @ 2025-04-19 04:00 | 70 | 5,355M | 183 | 913,966K | 3 | 9K | 6 | 18,339K |
UnraidAppdata | 9 | @ 2025-04-20 04:00 | 70 | 5,355M | 185 | 905,703K | 3 | 9K | 8 | 18,330K |
UnraidAppdata | 10 | @ 2025-04-21 04:00 | 70 | 5,355M | 183 | 889,185K | 5 | 18,345K | 5 | 18,345K |
UnraidAppdata | all | | | | 236 | 1,050M | 236 | 1,050M | | |
Prune storage OneDrive, status: Completed, log file: prune-20250421-040114.log
Running prune command from /cache/localhost/all
Options: [-log prune -storage OneDrive -keep 0:7 -a]
2025-04-21 04:01:14.282 INFO STORAGE_SET Storage set to one://Duplicacy
2025-04-21 04:01:16.386 INFO RETENTION_POLICY Keep no snapshots older than 7 days
2025-04-21 04:01:24.331 INFO SNAPSHOT_DELETE Deleting snapshot UnraidAppdata at revision 1
2025-04-21 04:01:24.370 INFO SNAPSHOT_DELETE Deleting snapshot UnraidAppdata at revision 2
2025-04-21 04:01:39.506 INFO FOSSIL_COLLECT Fossil collection 1 saved
2025-04-21 04:01:39.595 INFO SNAPSHOT_DELETE The snapshot UnraidAppdata at revision 1 has been removed
2025-04-21 04:01:39.665 INFO SNAPSHOT_DELETE The snapshot UnraidAppdata at revision 2 has been removed
2025-04-22
Schedule: DailyBackup
Start time: 04:00AM, Frequency: Daily, Days: Daily
Back up /backuproot/Backup/UnraidAppdata@localhost to storage OneDrive, status: Completed, log file: backup-20250422-040001.log
Running backup command from /cache/localhost/0 to back up /backuproot/Backup/UnraidAppdata
Options: [-log backup -storage OneDrive -threads 4 -stats -stats]
2025-04-22 04:00:02.096 INFO REPOSITORY_SET Repository set to /backuproot/Backup/UnraidAppdata
2025-04-22 04:00:02.098 INFO STORAGE_SET Storage set to one://Duplicacy
2025-04-22 04:00:06.310 INFO COMPRESSION_LEVEL Zstd compression is enabled (level: default)
2025-04-22 04:00:07.874 INFO BACKUP_START Last backup at revision 10 found
2025-04-22 04:00:07.929 INFO BACKUP_INDEXING Indexing /backuproot/Backup/UnraidAppdata
2025-04-22 04:00:07.929 INFO SNAPSHOT_FILTER Parsing filter file /cache/localhost/0/.duplicacy/filters
2025-04-22 04:00:07.930 INFO SNAPSHOT_FILTER Loaded 0 include/exclude pattern(s)
2025-04-22 04:00:18.346 INFO UPLOAD_FILE Uploaded ab_20250422_000001/Duplicacy.tar.gz (17364230)
2025-04-22 04:00:18.346 INFO UPLOAD_FILE Uploaded ab_20250422_000001/backup.log (1982)
2025-04-22 04:00:18.346 INFO UPLOAD_FILE Uploaded ab_20250422_000001/config.json (1385)
2025-04-22 04:00:18.346 INFO UPLOAD_FILE Uploaded ab_20250422_000001/my-Duplicacy.xml (3260)
2025-04-22 04:00:18.346 INFO UPLOAD_FILE Uploaded ab_20250422_000001/my-Linkwarden.xml (6161)
2025-04-22 04:00:18.346 INFO UPLOAD_FILE Uploaded ab_20250422_000001/my-macinabox.xml (7187)
2025-04-22 04:00:18.346 INFO UPLOAD_FILE Uploaded ab_20250422_000001/my-ovftool.xml (452)
2025-04-22 04:00:18.346 INFO UPLOAD_FILE Uploaded ab_20250422_000001/my-virtual-dsm.xml (2779)
2025-04-22 04:00:18.346 INFO UPLOAD_FILE Uploaded ab_20250422_000001/tower-v7.0.0-flash-backup-20250422-0000.zip (784740743)
2025-04-22 04:00:18.346 INFO UPLOAD_FILE Uploaded ab_20250422_000001/vm_meta.tgz (24822)
2025-04-22 04:00:18.404 INFO BACKUP_END Backup for /backuproot/Backup/UnraidAppdata at revision 11 completed
2025-04-22 04:00:18.406 INFO BACKUP_STATS Files: 70 total, 5,355M bytes; 10 new, 783,352K bytes
2025-04-22 04:00:18.406 INFO BACKUP_STATS File chunks: 1116 total, 5,355M bytes; 4 new, 18,319K bytes, 18,317K bytes uploaded
2025-04-22 04:00:18.406 INFO BACKUP_STATS Metadata chunks: 3 total, 91K bytes; 3 new, 91K bytes, 9K bytes uploaded
2025-04-22 04:00:18.406 INFO BACKUP_STATS All chunks: 1119 total, 5,355M bytes; 7 new, 18,411K bytes, 18,326K bytes uploaded
2025-04-22 04:00:18.406 INFO BACKUP_STATS Total running time: 00:00:12
Check storage OneDrive, status: Failed, log file: check-20250422-040018.log
Running check command from /cache/localhost/all
Options: [-log check -storage OneDrive -a -tabular -a -tabular]
2025-04-22 04:00:18.579 INFO STORAGE_SET Storage set to one://Duplicacy
2025-04-22 04:00:21.089 INFO SNAPSHOT_CHECK Listing all chunks
2025-04-22 04:01:14.519 INFO SNAPSHOT_CHECK 1 snapshots and 11 revisions
2025-04-22 04:01:14.519 INFO SNAPSHOT_CHECK Total chunk size is 1,050M in 235 chunks
2025-04-22 04:01:14.913 WARN DOWNLOAD_FOSSIL Chunk 6454ff8a44637668a8138a75e57be2a2f194d01b43e24958f22c8c140e380877 is a fossil
2025-04-22 04:01:15.138 ERROR DOWNLOAD_CHUNK Failed to download the chunk 6454ff8a44637668a8138a75e57be2a2f194d01b43e24958f22c8c140e380877: 404 The resource could not be found.
Failed to download the chunk 6454ff8a44637668a8138a75e57be2a2f194d01b43e24958f22c8c140e380877: 404 The resource could not be found.
Prune storage OneDrive, status: Failed, log file: prune-20250422-040115.log
Running prune command from /cache/localhost/all
Options: [-log prune -storage OneDrive -keep 0:7 -a]
2025-04-22 04:01:15.209 INFO STORAGE_SET Storage set to one://Duplicacy
2025-04-22 04:01:17.485 INFO RETENTION_POLICY Keep no snapshots older than 7 days
2025-04-22 04:01:26.367 INFO FOSSIL_GHOSTSNAPSHOT Snapshot UnraidAppdata revision 1 should have been deleted already
2025-04-22 04:01:26.367 INFO FOSSIL_GHOSTSNAPSHOT Snapshot UnraidAppdata revision 2 should have been deleted already
2025-04-22 04:01:26.368 INFO FOSSIL_IGNORE The fossil collection file fossils/1 has been ignored due to ghost snapshots
2025-04-22 04:01:26.368 INFO SNAPSHOT_DELETE Deleting snapshot UnraidAppdata at revision 1
2025-04-22 04:01:26.848 WARN DOWNLOAD_FOSSIL Chunk 6454ff8a44637668a8138a75e57be2a2f194d01b43e24958f22c8c140e380877 is a fossil
2025-04-22 04:01:27.047 ERROR DOWNLOAD_CHUNK Failed to download the chunk 6454ff8a44637668a8138a75e57be2a2f194d01b43e24958f22c8c140e380877: 404 The resource could not be found.
Failed to download the chunk 6454ff8a44637668a8138a75e57be2a2f194d01b43e24958f22c8c140e380877: 404 The resource could not be found.
prune-log-20250421-040116
Marked fossil 694c970632875266f2ed01fa8059d282f7980486c29ab0616aabfad0aa07e226
Marked fossil 1a1aab61d844db81fc80e8c9e2ff9df506899f821936175f6c0e583337990907
Marked fossil d8c80d5afea34794cf127188f38a64d5dbaf12115b52dae867327c209451edb1
Marked fossil 6454ff8a44637668a8138a75e57be2a2f194d01b43e24958f22c8c140e380877
Marked fossil 69486e23aa30e43f94c03be5412c6efacc6e09f9ed8f0b7918e0753657c85d92
Marked fossil 7821e473b1548abdac6338ae9b9f47b6b0a32c6ae7720b28061f212bdbdc25bc
Marked fossil fa01facbc2718e22acde4deb524e60ed7715a90f6b8852e0dd9b73f3cfeae93c
Marked fossil 943aebbb2c1f3160596d8638705e4563008981c00524313156890f5c24662ad3
Fossil collection 1 saved
Deleted cached snapshot UnraidAppdata at revision 1
Deleted cached snapshot UnraidAppdata at revision 2
In OneDrive (can’t add another screenshot) I can see the file ‘54ff8a44637668a8138a75e57be2a2f194d01b43e24958f22c8c140e380877’ in the folder ‘Duplicacy\Fossils\64’.
So it is marked as fossil, moved to fossils, but in the check not expecting it as fossil.