Re: [PATCH v2] .gitlab-ci.d/crossbuilds.yml: Force 'make check' single-threaded for cross-i686-tci

[Peter Maydell]

On Thu, 12 Sept 2024 at 16:10, Peter Maydell <peter.maydell@linaro.org> wrote:
>
> The cross-i686-tci CI job is persistently flaky with various tests
> hitting timeouts.  One theory for why this is happening is that we're
> running too many tests in parallel and so sometimes a test gets
> starved of CPU and isn't able to complete within the timeout.
>
> (The environment this CI job runs in seems to cause us to default
> to a parallelism of 9 in the main CI.)
>
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
> ---
> If this works we might be able to wind this up to -j2 or -j3,
> and/or consider whether other CI jobs need something similar.

I gave this a try, but unfortunately the result seems to be
that the whole job times out:
https://gitlab.com/qemu-project/qemu/-/jobs/7818441897

Maybe we could try a compromise of -j3 or thereabouts...

-- PMM