From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: QEMU Developers <qemu-devel@nongnu.org>,
Juan Quintela <quintela@redhat.com>
Subject: Re: recent flakiness (intermittent hangs) of migration-test
Date: Thu, 29 Oct 2020 17:41:24 +0000 [thread overview]
Message-ID: <20201029174124.GD3335@work-vm> (raw)
In-Reply-To: <CAFEAcA-EsEZWDbUSy6_AXym5e-wP_B4buZYG0swF946ue41WKg@mail.gmail.com>
* Peter Maydell (peter.maydell@linaro.org) wrote:
> Recently I've seen the 'make check' migration-test developing an
> intermittent hang; I've seen this now on aarch32 host several times
> and also on s390x host. The symptom is that the test just hangs
> with a couple of child qemu processes sitting around doing nothing.
> ^Cing out of 'make check' doesn't kill the qemu processes; they
> seem to need a 'kill -9'.
If you can send us a copy of the ps -eaf of the qemu commandlines
in the failing case it would be interesting to see.
> Sorry for the low-information-density bug report, but I don't really
> have time at the moment to debug failures in merge build test runs
> because the queue of stuff still to merge is enormous...
If you get a moment to breath then a backtrace of the migration-test
process itself would be useful to see where it's hanging.
Dave
> thanks
> -- PMM
>
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK
next prev parent reply other threads:[~2020-10-29 17:45 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-29 17:20 recent flakiness (intermittent hangs) of migration-test Peter Maydell
2020-10-29 17:41 ` Dr. David Alan Gilbert [this message]
2020-10-29 18:55 ` Peter Maydell
2020-10-29 19:34 ` Dr. David Alan Gilbert
2020-10-29 20:28 ` Peter Xu
2020-10-30 11:48 ` Peter Maydell
2020-10-30 13:53 ` Peter Xu
2020-11-02 13:55 ` Philippe Mathieu-Daudé
2020-11-02 14:19 ` Christian Schoenebeck
2020-11-02 15:14 ` Peter Xu
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