From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: dario.faggioli@citrix.com, george.dunlap@eu.citrix.com,
xen-devel@lists.xenproject.org
Cc: boris.ostrovsky@oracle.com
Subject: Re: Xen 4.8 + Linux 4.9 + Credit2 = can't bootup
Date: Wed, 4 Jan 2017 21:10:46 -0500 [thread overview]
Message-ID: <20170105021046.GB11785@char.us.oracle.com> (raw)
In-Reply-To: <20170105015203.GA11785@char.us.oracle.com>
On Wed, Jan 04, 2017 at 08:52:03PM -0500, Konrad Rzeszutek Wilk wrote:
> Hey,
>
> I was trying to bootup on an 30 CPU machine (15 core, SMT).
>
> It works just fine with credit1 (see further down the log)
> but if I try credit2 it ends up hanging during bootup.
>
> I am a going to naively assume it is due to how the vCPUs are
> exposed (Where they match the physical CPUs under credit1),
> but under credit2 they are different.
>
> The dom0_max_vcpus does not seem to have any affect. When I remove it
> things are still being problematic.
>
> Help!?
It seems now that I took dom0_max_vcpus out of the picture I can
reproduce this with credit1 scheduler. So it looks like an Linux issue.
Boris, any ideas? This is 4.9.
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next prev parent reply other threads:[~2017-01-05 2:10 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-18 15:05 [linux-linus test] 104237: regressions - FAIL osstest service owner
2017-01-05 1:52 ` Xen 4.8 + Linux 4.9 + Credit2 = can't bootup Konrad Rzeszutek Wilk
2017-01-05 2:05 ` Andrew Cooper
2017-01-05 8:39 ` Dario Faggioli
2017-01-05 9:33 ` Anshul Makkar
2017-01-05 2:10 ` Konrad Rzeszutek Wilk [this message]
2017-01-05 3:13 ` Boris Ostrovsky
2017-01-06 15:55 ` Boris Ostrovsky
2017-01-12 12:50 ` Dario Faggioli
2017-01-12 16:22 ` Boris Ostrovsky
2017-01-12 16:41 ` Dario Faggioli
2017-01-12 18:27 ` Ian Jackson
2017-01-13 3:20 ` Boris Ostrovsky
2017-01-13 8:31 ` Dario Faggioli
2017-01-13 15:39 ` Boris Ostrovsky
2017-01-13 16:27 ` Ian Jackson
2017-01-13 23:13 ` Boris Ostrovsky
2017-01-16 11:38 ` Ian Jackson
2017-01-19 11:36 ` Xen 4.8 + Linux 4.9 + Credit2 = can't bootup [and 1 more messages] Ian Jackson
2017-01-16 15:38 ` Xen 4.8 + Linux 4.9 + Credit2 = can't bootup Roger Pau Monné
2017-01-16 15:39 ` Ian Jackson
2017-01-12 18:24 ` Ian Jackson
2017-01-19 17:06 ` [linux-linus test] 104237: regressions - FAIL Boris Ostrovsky
2017-01-19 16:23 ` [linux-linus bisection] complete test-amd64-amd64-xl-qemut-win7-amd64 osstest service owner
2017-01-19 18:05 ` [linux-linus bisection] complete test-amd64-amd64-xl-qemut-win7-amd64 [and 1 more messages] Ian Jackson
2017-01-19 18:44 ` Boris Ostrovsky
2017-01-20 11:09 ` Ian Jackson
2017-01-20 16:29 ` Boris Ostrovsky
2017-01-20 16:59 ` Boris Ostrovsky
2017-01-19 18:07 ` [linux-linus test] 104237: regressions - FAIL Ian Jackson
2017-01-19 19:09 ` Boris Ostrovsky
2017-01-19 19:15 ` Boris Ostrovsky
2017-01-19 20:37 ` Julien Grall
2017-01-19 21:01 ` Boris Ostrovsky
2017-01-20 12:06 ` Ian Jackson
2017-01-23 12:16 ` Ian Jackson
2017-01-23 14:31 ` Boris Ostrovsky
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