Re: [PATCH] tests: increase timeout per instance of bios-tables-test

[Peter Maydell]

On Tue, 16 Jul 2024 at 14:07, Michael S. Tsirkin <mst@redhat.com> wrote:
>
> On Tue, Jul 16, 2024 at 02:59:30PM +0200, Igor Mammedov wrote:
> > CI often fails 'cross-i686-tci' job due to runner slowness
> > Log shows that test almost complete, with a few remaining
> > when bios-tables-test timeout hits:
> >
> >   19/270 qemu:qtest+qtest-aarch64 / qtest-aarch64/bios-tables-test
> >     TIMEOUT        610.02s   killed by signal 15 SIGTERM
> >   ...
> >   stderr:
> >   TAP parsing error: Too few tests run (expected 8, got 7)
> >
> > At the same time overall job running time is only ~30 out of 1hr allowed.
> >
> > Increase bios-tables-test instance timeout on 5min as a fix
> > for slow CI runners.
> >
> > Signed-off-by: Igor Mammedov <imammedo@redhat.com>
>
> We can't just keep increasing the timeout.
> The issue is checking wall time on a busy host,
> isn't it? Let's check CPU time instead.

The last time this came up Stefan had a look and reckoned
that the problem was that we try to run the qtests in
parallel when the CI host is only giving us one CPU:

https://lore.kernel.org/qemu-devel/9692cfcb-ef59-4cec-8452-8bfb859e8a6c@weilnetz.de/

thanks
-- PMM