Re: RFR: 8392389: TestPids.java fails as "--pids-limit=0" caps max number of threads to 1

[Severin Gehwolf]

On Tue, 15 Sep 2026 10:35:28 GMT, Ivan Bereziuk <d...@openjdk.org> wrote:

> For newer `runc`,  `--pids-limit=0` ends up capping the number of threads to 
> 1 instead of "Unlimited".
> 
> This PR reverts the 
> [JDK-8274506](https://bugs.openjdk.org/browse/JDK-8274506) workaround for the 
> issue we had with Podman 3.3.1.
> 
> [0] - https://github.com/opencontainers/runc/pull/4949
> [1] - https://docs.podman.io/en/v4.4/markdown/options/pids-limit.html
> [2] - https://github.com/podman-container-tools/podman/pull/11794
> 
> ---------
> - [x] I confirm that I make this contribution in accordance with the [OpenJDK 
> Interim AI Policy](https://openjdk.org/legal/ai).

Could we keep a `UNLIMITED_PIDS = -1` constant? It reads a bit better:


opts.addDockerOpts("--pids-limit=" + UNLIMITED_PIDS);

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PR Review: https://git.openjdk.org/jdk/pull/32877#pullrequestreview-5211365428