So…wait for it…I destroyed my postgres and web_only containers, bootstrapped them again and hang on..what’s that? My forum is still there?! I’m quite confused and I’m not sure what’s going on. I used one of the import scripts to import some data, but now I want a fresh install to run the script aga…

By design, all data is stored out of the container in a volume. If you insist on nuking everything, destroy your container, rm -fr /var/discourse/shared/standalone and re-boostrap. If you run: cd /var/docker git pull ./launcher rebuild app you will see the actual docker command we run.

[image] sam: destroy your container, rm -fr /var/discourse/shared/standalone not to be confused with the command ./launcher destroy app though right?

[image] sam: By design, all data is stored out of the container in a volume. Thanks Sam. I don’t think I ever would have figured that one out. Is this something specific to the Discourse install, or is this a Docker feature? But yes, @brahn has a point. Shouldn’t ./launcher destroy app do t…

Suggested reading: https://meta.discourse.org/t/advanced-troubleshooting-with-docker/15927

[image] jamesmarkcook: But yes, @brahn has a point. Shouldn’t ./launcher destroy app do this for you? Oh sorry, I didn’t mean to imply that the launcher destroy should do that. I just meant to point out that using the word destroy when talking about rm the shared data/volume could have been c…

It is a bit confusing but a key concept that you need to keep in mind with our Docker design is that containers are throw-away. I always wanted a trivial to recover scenario, for example you can even recover data if docker completely fails and so on. destroy is a somewhat scary word, but it does re…

Destroying docker container does not destroy the database?

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jamesmarkcook (James Cook) Mars 16, 2015, 10:51 8

Thanks for your replies. I was already pretty confident with the Docker setup, I just wasn’t aware of the symlinked volumes and the data living on the host. Now I know!

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Destroying docker container does not destroy the database?

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