this post was submitted on 26 Oct 2024
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Linux is a family of open source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991 by Linus Torvalds. Linux is typically packaged in a Linux distribution (or distro for short).

Distributions include the Linux kernel and supporting system software and libraries, many of which are provided by the GNU Project. Many Linux distributions use the word "Linux" in their name, but the Free Software Foundation uses the name GNU/Linux to emphasize the importance of GNU software, causing some controversy.

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[–] M600@lemmy.world 6 points 4 hours ago (4 children)

I just setup Jellyfin on docker the other day for the first time.

It just occurred to me that I don’t know how to update docker.

Any advice?

[–] dangling_cat@lemmy.blahaj.zone 4 points 2 hours ago* (last edited 2 hours ago) (1 children)

Check out Watchtower! Auto-update your containers. Don’t forget to set WATCHTOWER_CLEANUP to true, or your disk will be filled with old images.

[–] M600@lemmy.world 1 points 42 minutes ago

Thanks! I’ll check that out, I’m really loving how quick and easy docker has been so far.

[–] Quail4789@lemmy.ml 2 points 2 hours ago

no need for docker compose down. pull && up is enough

[–] talentedkiwi@sh.itjust.works 6 points 3 hours ago* (last edited 3 hours ago) (1 children)

Did you use docker compose file or just run a command to start the container?

Edit: I always use compose files. For that you can do the following:

docker compose pull
docker compose down
docker compose up -d

You don't technically need the stop, but I've found once or twice in the past where it was good to stop because of image dependencies that I forgot to put in my compose.

For running a command directly I found this website that seems to summarize it pretty well I think:

https://www.cherryservers.com/blog/how-to-update-docker-image

[–] M600@lemmy.world 1 points 43 minutes ago

Yes, I used docker compose. Do I need to do anything to clean up with this method?

[–] CosmicTurtle0@lemmy.dbzer0.com 3 points 3 hours ago (1 children)

If you set up using compose and don't have the version pinned:

dockee compose down && docker compose pull jellyfin && docker compose up -d

[–] Sandbag@lemm.ee 2 points 2 hours ago

What about if I am using Podman and have the container as a systemd unit file?