Where is the borg backup log on AIO?

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Hello,

I am trying to restore a borg backup on an AIO instance, but the restore fails with “Last restore failed! (link to Logs)”.

When opening the Logs link (in Chromium), the website starts to load and shows a large number of lines, but ultimately shows only an “error 5”-message, presumably from Chromium.

I would like to access the log in another way and can’t find any information where the borg backup log is located. I also searched the system and the docker container “nextcloud-aio-mastercontainer”. All other containers are stopped, so I guess the log can’t be in there?

I read that the logs should be in a container named “nextcloud_aio_backup”, but I can’t find that, only “nextcloud_aio_backup-cache“.

Also, FWIW, the borg backup location is on an external drive under /mnt/4tb-HDD-exfat/nextcloud-backup/ . I searched there too, but can’t find a log either.

Anyone have an idea how to access the last borg restore log, so that I can investigate what is going on?

Thanks for any help!

The Basics

  • Nextcloud Server version (e.g., 29.x.x):
    • 31.0.8
  • Operating system and version (e.g., Ubuntu 24.04):
    • linux debian 12
  • Web server and version (e.g, Apache 2.4.25):
    • Caddy
  • Reverse proxy and version _(e.g. nginx 1.27.2)
    • Caddy
  • PHP version (e.g, 8.3):
    • as in AIO
  • Is this the first time you’ve seen this error? (Yes / No):
    • Yes
  • When did this problem seem to first start?
    • A few days ago
  • Installation method (e.g. AlO, NCP, Bare Metal/Archive, etc.)
    • replace me
  • Are you using CloudfIare, mod_security, or similar? (Yes / No)
    • replace me

Summary of the issue you are facing:

[…]

Steps to replicate it (hint: details matter!):

Log entries

Nextcloud

Please provide the log entries from your Nextcloud log that are generated during the time of problem (via the Copy raw option from Administration settings->Logging screen or from your nextcloud.log located in your data directory). Feel free to use a pastebin/gist service if necessary.

PASTE HERE

Web Browser

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PASTE

Web server / Reverse Proxy

The output of your Apache/nginx/system log in /var/log/____:

PASTE HERE

Configuration

Nextcloud

The output of occ config:list system or similar is best, but, if not possible, the contents of your config.php file from /path/to/nextcloud is fine (make sure to remove any identifiable information!):

PASTE HERE

Apps

The output of occ app:list (if possible).

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Hi, you can retrieve the logs via sudo docker logs nextcloud-aio-borgbackup