Re: how long do we need to retain gitlab CI job stdout logs?

[Thomas Huth]

On 08/08/2022 19.47, Peter Maydell wrote:
> Hi; I just reduced QEMU's storage usage on gitlab by 130GB (no typo!)
> using https://gitlab.com/eskultety/gitlab_cleaner, which Dan helpfully
> pointed me at. This script removes old pipelines, which take up a
> lot of storage space for QEMU because they include the stdout logs
> for all the CI jobs in the pipeline. (Gitlab doesn't expire these,
> either by default or configurably -- you have to either manually delete
> the pipeline in the UI or else use the API, as this script does.)
>
> I somewhat conservatively only blew away pipelines from before the
> 1st January 2022. I feel like we don't really even need 6 months worth
> of CI job logs, though -- any views on whether we should be pruning
> them more aggressively ?

I'd say we should at least keep the logs of the last 4 to 5 months, i.e. the 
logs for one release cycle, so we can check these logs in case we introduced 
a new bug in the current release cycle.

 Thomas