Re: [Xen-devel] Re: Failure to start xend with 2.6.32.15 (c2cb3df04eb3ff68d0de102b2acacc9b8616e659) under Xen 4.0

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

On 06/09/2010 11:37 AM, Boris Derzhavets wrote:
> >Things are pretty bad in the meantime, if they use a pvops kernel.
> > Maybe I should create a specific xen 4.0.0 branch?
>
> I've created 4.0.1-rc2-pre -  xen-4.0.1.fc13.src.rpm for F13
> and rebuild & reinstalled xen's rpms. Hot Hypervisor upgrade up to
> 4.0.1-rc2-pre
> Kernel 2.6.32.15.
>
> Pasi and myself noticed problems with VNC. Virt-installs run only text
> mode,
> otherwise hang on top Ubuntu 10.04 Server. It DOESN'T happen on top of F13
> However,  at runtime on F13 :-
> VNC console hangs for Lucid PV Guest at Xen 4.0.1 Dom0 (.15 kernel) on
> top F13
> VNC console works for  F13 PV   Guest at Xen 4.0.1 Dom0 (.15 kernel)
> on top F13
>

That's more likely related to the network problems than the
evtchn/gntdev device problems.

Does doing "git revert -m 1 528ea798f02ccb03023e72cbda665ed5c3eec6b1"
and rebuilding help?

    J

>
> It worked fine say for .12 or .13 kernels.
>
> > Any chance of a hotfix for just this particular issue?
>
> Looks like network communication problem with VNC.
> It's testing environment. But any customer watching  so unstable
> picture, won't be happy.
>
> Boris.
>
> --- On *Wed, 6/9/10, Jeremy Fitzhardinge /<jeremy@xxxxxxxx>/* wrote:
>
>
>     From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
>     Subject: Re: [Xen-devel] Re: Failure to start xend with 2.6.32.15
>     (c2cb3df04eb3ff68d0de102b2acacc9b8616e659) under Xen 4.0
>     To: "Keir Fraser" <keir.fraser@xxxxxxxxxxxxx>
>     Cc: "Boris Derzhavets" <bderzhavets@xxxxxxxxx>, "Paul Kölle"
>     <paul@xxxxxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx"
>     <xen-devel@xxxxxxxxxxxxxxxxxxx>, "Konrad Rzeszutek Wilk"
>     <konrad.wilk@xxxxxxxxxx>
>     Date: Wednesday, June 9, 2010, 2:16 PM
>
>     On 06/09/2010 05:02 AM, Keir Fraser wrote:
>     > On 09/06/2010 12:15, "Boris Derzhavets" <bderzhavets@xxxxxxxxx
>     </mc/compose?to=bderzhavets@xxxxxxxxx>> wrote:
>     >
>     >   
>     >> Via my experience in meantime Xen 4.0 official release doesn't
>     have either
>     >> origin/xen/stable or origin/xen/stable-2.6.32.x branch
>     generating kernel
>     >> supporting it's Dom0.
>     >>     
>     > We'll get a 4.0.1 release out by end of the month. The next 3.4
>     release is
>     > further out, but I don't think many users of that branch are
>     going to be
>     > flirting with pv_ops dom0. If they are, they can always upgrade
>     to 4.0
>     > branch.
>     >   
>
>     Things are pretty bad in the meantime, if they use a pvops kernel.
>     Maybe I should create a specific xen 4.0.0 branch?
>
>     Any chance of a hotfix for just this particular issue?
>
>         J
>
>


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