RFR: 8362582: GHA: Increase bundle retention time to deal with infra overload better

[Thomas Stuefe]

On Fri, 18 Jul 2025 08:03:19 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> I have now seen GHA runs where we spend more than 24 hours for a testing workflow. The practical effect of this is that bundles that we current carry with `retention-days: 1` gets purged before jobs can use them. This then fails the test jobs that e.g. unable to pull jtreg.
> 
> This seems to happen in openjdk-bots -driven backports quite a bit (the run a lots of GHA runs, so they are often at capacity) and with Mac jobs (where the compute capacity is not great).
> 
> We can bump the retention time a bit to handle this a bit better. 
> 
> Additional testing:
>  - [ ] GHA

BTW, this is one more reason why its important to require backporters to have run the full suite of GHAs in their own fork before fix-requesting.

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PR Comment: https://git.openjdk.org/jdk/pull/26383#issuecomment-3088956988