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From: "Jan Beulich" <JBeulich@suse.com>
To: Ian Jackson <Ian.Jackson@eu.citrix.com>
Cc: xen-devel <xen-devel@lists.xenproject.org>, osstest-admin@xenproject.org
Subject: Re: [xen-unstable test] 88047: regressions - FAIL
Date: Fri, 01 Apr 2016 07:44:03 -0600	[thread overview]
Message-ID: <56FE974302000078000E213B@prv-mh.provo.novell.com> (raw)
In-Reply-To: <22270.31070.725580.163612@mariner.uk.xensource.com>

>>> On 01.04.16 at 15:36, <Ian.Jackson@eu.citrix.com> wrote:
> Jan Beulich writes ("Re: [Xen-devel] [xen-unstable test] 88047: regressions - 
> FAIL"):
>> On 01.04.16 at 08:12, <osstest-admin@xenproject.org> wrote:
>> > Tests which did not succeed and are blocking,
>> > including tests which could not be run:
>> >  test-amd64-i386-libvirt-pair 21 guest-migrate/src_host/dst_host fail REGR. vs. 86491
>> >  test-amd64-amd64-libvirt-pair 21 guest-migrate/src_host/dst_host fail REGR. vs. 86491
>> 
>> Both say
>> 
>> 2016-04-01 02:00:56 Z executing ssh ... root@172.16.144.20 virsh migrate --live debian.guest.osstest xen+ssh://merlot1 
>> error: Timed out during operation: cannot acquire state change lock
>> 
>> and I didn't spot anything interesting in the serial logs. I can't
>> find the above error message anywhere in the tools, so I suspect
>> this is an osstest one. Does anyone have any idea of what's
>> going on/wrong here?
> 
> That message is from libvirt.  I don't know the exact situation.
> 
> But we have seen other timeouts with merlot[01].  They seem to
> sometimes have weird stalls when running under Xen.

Might it be worth trying whether that's a deep C-state issue (by
temporarily limiting their use of deep C states)?

Jan


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  reply	other threads:[~2016-04-01 13:44 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-01  6:12 [xen-unstable test] 88047: regressions - FAIL osstest service owner
2016-04-01  9:43 ` Jan Beulich
2016-04-01 13:36   ` Ian Jackson
2016-04-01 13:44     ` Jan Beulich [this message]
2016-04-01 14:40       ` Dario Faggioli
2016-04-01 14:56         ` Ian Jackson
2016-04-01 15:32           ` Jan Beulich

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