From: David Vrabel <david.vrabel@citrix.com>
To: Elena Ufimtseva <ufimtseva@gmail.com>
Cc: "xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Subject: Re: pv kernel panic xen 4.4 unstable with large number of vcpus and default max_event_channel
Date: Mon, 2 Dec 2013 17:06:39 +0000 [thread overview]
Message-ID: <529CBE1F.8090405@citrix.com> (raw)
In-Reply-To: <CAEr7rXiy+deBgfQyUhwY9a4-3DvHYgosHzkBLsSNd_gyp2he0A@mail.gmail.com>
On 01/12/13 06:03, Elena Ufimtseva wrote:
> Hi
>
> pv kernel crashes when starting guest with vcpus above 150 with latest
> linux kernel. WIth increase of max_event_channel it boots (I tried
> 4096).
The default for max_event_channels is 1023 which should be enough for a
typical guest. 150 VCPUs is very much not a typical guest.
We'll need to be sure to include a release note on this for the 4.4 release.
David
prev parent reply other threads:[~2013-12-02 17:06 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-01 6:03 pv kernel panic xen 4.4 unstable with large number of vcpus and default max_event_channel Elena Ufimtseva
2013-12-01 8:03 ` Dario Faggioli
2013-12-02 16:41 ` Elena Ufimtseva
2013-12-02 12:38 ` Wei Liu
2013-12-02 16:42 ` Elena Ufimtseva
2013-12-02 17:06 ` David Vrabel [this message]
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