Re: [PATCH 6/6] gitlab-ci.d/buildtest: Disintegrate the build-coroutine-sigaltstack job

[Peter Maydell]

On Fri, 3 Feb 2023 at 21:14, Juan Quintela <quintela@redhat.com> wrote:
>
> Peter Maydell <peter.maydell@linaro.org> wrote:
> > The migration tests have been flaky for a while now,
> > including setups where host and guest page sizes are the same.
> > (For instance, my x86 macos box pretty reliably sees failures
> > when the machine is under load.)
>
> I *thought* that we had fixed all of those.
>
> But it is difficult for me to know because:
> - I only happens when one runs "make check"
> - running ./migration-test have never failed to me
> - When it fails (and it has been a while since it has failed to me)
>   it is impossible to me to detect what is going on, and as said, I have
>   never been able to reproduce running only migration-test.

Yes. If we could improve the logging in the test so that when
an intermittent failure does happen the test prints better
clues about what happened, I think that would help a lot.

https://lore.kernel.org/qemu-devel/CAFEAcA8x_iM3hN2-P9F+huXnXFXy+D6FzE+Leq4erLdg7zkVGw@mail.gmail.com/
is the thread from late December about the macos failures.

-- PMM