Re: Stub domain crash on Xen v4.6.1

From: Fanny Dwargee <fdwargee6@gmail.com>
To: xen-devel@lists.xen.org
Cc: Wei Liu <wei.liu2@citrix.com>
Subject: Re: Stub domain crash on Xen v4.6.1
Date: Thu, 7 Apr 2016 18:51:11 +0200	[thread overview]
Message-ID: <CAOz6fc_q+CGHCpqY+zWn4OdO4pNog-i4FFv2Y2m36dRs0h=wCw@mail.gmail.com> (raw)
In-Reply-To: <20160407161343.GA18120@citrix.com>

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I'm sorry but this is my first attempt to use stubdom.

This is a test machine so feel free to propose xen recompilation adding
printk's/obscured options or settings modification.

With regards,

Fanny

2016-04-07 18:13 GMT+02:00 Wei Liu <wei.liu2@citrix.com>:

> On Wed, Apr 06, 2016 at 02:49:19PM +0200, Fanny Dwargee wrote:
> > Hi Wei,
> >
> > first: thanks for your effort. :)
> >
> > Find attached the 'xl create' output and the
> > /var/log/xen/console/hypervisor.log
> > files after creating the same domain without the
> > 'device_model_stubdomain_override' configuration option.
> >
> > 'xl list' command output...
> > Name                 ID   Mem VCPUs      State   Time(s)
> > Domain-0              0  1023     2     r-----   11608.1
> > win7-sp1-x64-2       28  2048     1     ------       0.4
> >
>
> I was hoping that you somehow had a running setup with stubdom enabled.
> Have you tried earlier version of Xen or is this your first attempt to
> use stubdom?
>
> Wei.
>
> > Regards,
> >
> > Fanny
> >
> >
> >
> >
> > 2016-04-06 13:12 GMT+02:00 Wei Liu <wei.liu2@citrix.com>:
> >
> > > On Tue, Apr 05, 2016 at 05:17:00PM +0200, Fanny Dwargee wrote:
> > > > Hi,
> > > >
> > > > after adding the 'device_model_stubdomain_override = 1' to an
> otherwise
> > > > fine configuration the domain crashes on start.
> > > >
> > > > Xen is v4.6.1 compiled from source on Debian Jessie 64bits this way:
> > > >
> > > >    - ./configure --enable-stubdom --enable-githttp
> > > >    - make dist-xen
> > > >    - make dist-tools
> > > >    - make dist-stubdom
> > > >    - make install-xen
> > > >    - make install-tools
> > > >    - make install-stubdom
> > > >
> > > > As pointed out before the same configuration file without the '
> > > > device_model_stubdomain_override' works flawlessly.
> > > >
> > > > This is the 'xl list' command output while the domain is starting:
> > > >
> > > > Name                    ID   Mem VCPUs      State   Time(s)
> > > > Domain-0                 0  1022     2     r-----     318.3
> > > > win7-sp1-x64-2          20  2048     1     r-----       5.5
> > > > win7-sp1-x64-2-dm       21    44     1     r-----       6.0
> > > >
> > > >
> > > > As you can see both domains are started (the stub and the original
> > > domain)
> > > >
> > > > Find attached the domain configuration file, 'xl info' output, 'xl
> > > create'
> > > > output and the /var/log/xen/console/hypervisor.log file, notice the
> grant
> > > > table error on console-hypervisor.log
> > > >
> > > > I'd very grateful for any help finding the cause of this problem.
> > > >
> > >
> > >
> > > The hypervsior log show some error, but unfortunately it is not
> > > immediately clear what went wrong.
> > >
> > > Do you have a working base line setup so that I can compare the
> > > difference?
> > >
> > > Wei.
> > >
> > > > Best regards,
> > > >
> > > > Fanny
> > >
> > >
>
>
>
>

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