Re: [PATCH 4/4] ci: Add check-migration-quick to the clang job

["Daniel P. Berrangé" <berrange@redhat.com>]

On Fri, Oct 18, 2024 at 04:25:07PM +0100, Peter Maydell wrote:
> On Fri, 18 Oct 2024 at 10:01, Daniel P. Berrangé <berrange@redhat.com> wrote:
> > Test reliability is a different thing. If a particular test is
> > flaky, it needs to either be fixed or disabled. Splitting into
> > a fast & slow grouping doesn't address reliability, just hides
> > the problem from view.
> 
> On the subject of 'flaky', here's another low-repeatability
> intermittent with migration-test that I just ran into in
> 'make vm-build-openbsd':
> 
> ▶  97/916 /ppc64/migration/multifd/tcp/plain/cancel
>            OK
> ▶  96/916 /i386/migration/precopy/tcp/tls/x509/allow-anon-client
>            OK
> ▶  97/916 /ppc64/migration/multifd/tcp/plain/zlib -
> ERROR:../src/tests/qtest/migration-helpers.c:322:check_migration_status:
> assertion failed (current_status != "failed"): ("failed" != "failed")
> FAIL
> ▶  97/916
>            ERROR
> ▶  95/916 /aarch64/migration/multifd/tcp/channels/plain/none
>            OK
>  97/916 qemu:qtest+qtest-ppc64 / qtest-ppc64/migration-test
>            ERROR          134.38s   killed by signal 6 SIGABRT
> ――――――――――――――――――――――――――――――――――――― ✀  ―――――――――――――――――――――――――――――――――――――
> stderr:
> warning: fd: migration to a file is deprecated. Use file: instead.
> warning: fd: migration to a file is deprecated. Use file: instead.
> **
> ERROR:../src/tests/qtest/migration-helpers.c:322:check_migration_status:
> assertion failed (current_status != "failed"): ("failed" != "failed")
> qemu-system-ppc64: Failed to connect to '127.0.0.1:24109': Address
> already in use

This is interesting, as I suspect it is a sign of a genuine portability
problem, as there are some subtle sockets binding differences between
Linux and *BSDs IIRC.


With regards,
Daniel
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