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From: Ian Campbell <ian.campbell@citrix.com>
To: Anthony PERARD <anthony.perard@citrix.com>
Cc: Jim Fehlig <jfehlig@suse.com>,
	xen-devel@lists.xensource.com, ian.jackson@eu.citrix.com
Subject: Re: [libvirt test] 58119: regressions - FAIL
Date: Tue, 23 Jun 2015 14:38:57 +0100	[thread overview]
Message-ID: <1435066737.28264.212.camel@citrix.com> (raw)
In-Reply-To: <20150623111538.GH3393@perard.uk.xensource.com>

On Tue, 2015-06-23 at 12:15 +0100, Anthony PERARD wrote:
> On Mon, Jun 08, 2015 at 10:22:28AM +0100, Ian Campbell wrote:
> > On Mon, 2015-06-08 at 04:37 +0000, osstest service user wrote:
> > > flight 58119 libvirt real [real]
> > > http://logs.test-lab.xenproject.org/osstest/logs/58119/
> > > 
> > > Regressions :-(
> > > 
> > > Tests which did not succeed and are blocking,
> > > including tests which could not be run:
> > 
> > This has been failing for a while now, sorry for not brining it to your
> > attention sooner.
> 
> > libxl: debug: libxl_event.c:638:libxl__ev_xswatch_deregister: watch w=0x7f805c25b248 wpath=/local/domain/0/device-model/1/state token=3/0: deregister slotnum=3
> > libxl: error: libxl_exec.c:393:spawn_watch_event: domain 1 device model: startup timed out
> > libxl: debug: libxl_event.c:652:libxl__ev_xswatch_deregister: watch w=0x7f805c25b248: deregister unregistered
> > libxl: debug: libxl_event.c:652:libxl__ev_xswatch_deregister: watch w=0x7f805c25b248: deregister unregistered
> > libxl: error: libxl_dm.c:1564:device_model_spawn_outcome: domain 1 device model: spawn failed (rc=-3)
> > libxl: error: libxl_create.c:1373:domcreate_devmodel_started: device model did not start: -3
> 
> Hi,
> 
> I've tried to debug this "device model: startup time out" issue that I'm
> seeing on OpenStack. What I've done is strace every single QEMU. It appear
> that QEMU take more than 10s to load...

Looking through
http://logs.test-lab.xenproject.org/osstest/results/history/test-amd64-amd64-libvirt/ALL.html when it passes the collected var-log-libvirt-libxl-libxl-driver.log.gz seems to indicate that the device model is successfully spawned in 2-4s.

The same is true of the tests run on the Cambridge instance.

Now, I do think the 10s timeout is a bit aggressive, on a system doing
some sort of boot storm (100s of parallel vm starts) it's not out of the
question that spawning qemu might take a little while. _But_ osstest is
not doing that, the single virsh create is essentially the only thing
happening on the box.

Ian.

  parent reply	other threads:[~2015-06-23 13:38 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-08  4:37 [libvirt test] 58119: regressions - FAIL osstest service user
2015-06-08  9:22 ` Ian Campbell
2015-06-13  0:38   ` Jim Fehlig
2015-06-15 14:30   ` Anthony PERARD
2015-06-17  8:48     ` Ian Campbell
2015-06-17  9:47       ` Ian Jackson
2015-06-18 15:18     ` Ian Campbell
2015-06-18 16:02       ` Ian Campbell
2015-06-23 18:44         ` Jim Fehlig
2015-06-24  8:32           ` Ian Campbell
2015-06-23 18:53       ` Jim Fehlig
2015-06-23 11:15   ` Anthony PERARD
2015-06-23 12:57     ` Ian Campbell
2015-06-23 13:32       ` Anthony PERARD
2015-06-26 11:55         ` Anthony PERARD
2015-06-26 16:44           ` Ian Jackson
2015-06-29 14:08             ` Anthony PERARD
2015-06-23 13:38     ` Ian Campbell [this message]
2015-06-24 12:40       ` Dario Faggioli
2015-06-24 13:39         ` Anthony PERARD

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