Re: [Xen-devel] Re: [Xen-users] pci-passthrough in pvops causing offline raid

[Mark Adams <mark@xxxxxxxxxxxxxxxxxx>]

Hi - It's not megaraid, its an Areca card (arcmsr)

This is definately something to do with the pciback. Anyone else got any
ideas or views on this? The domU is an HVM debian-squeeze instance.

On Thu, Nov 11, 2010 at 12:13:31PM +0100, Olivier Hanesse wrote:
> Hello,
> 
> What is the module of your raid card ?
> If it is "megaraid_sas", please try upgrading the version of that module
> (see others post in the ML).
> 
> Regards
> 
> 2010/11/11 Mark Adams <mark@xxxxxxxxxxxxxxxxxx>
> 
> > Hi All,
> >
> > Running xen 4.0.1-rc6, debian squeeze 2.6.32-21.
> >
> > In a voip setup, where I have forwarded the onboard NIC interfaces
> > through to domU using the following grub config:
> >
> > module  /vmlinuz-2.6.32-5-xen-amd64 placeholder
> > root=UUID=25c3ac79-6850-498d-afcf-ea42970e94fd ro  quiet
> > xen-pciback.permissive xen-pciback.hide=(02:00.0)(03:00.0)
> > pci=resource_alignment=02:00.0;03:00.0
> >
> > I'm having a serious issue where the raid card goes offline after an
> > indefinate period of time. Sometimes runs fine for a week, other times 1
> > day before I get "offline device" errors. Rebooting the machine fixes it
> > straight away, and everything is back online.
> >
> > What in the Xen pciback is causing the raid card to go offline? The
> > only devices hidden are the 2 onboard NIC's.
> >
> > I know that this issue is with Xen, as I had this running on a different
> > server (same xen setup) and it had the same issues, which I initially
> > thought were to do with the raid card.
> >
> > Is there known issues in this kernel and xen version with pciback? I'm
> > going to update to the current package versions this evening (4.0.1-1
> > and 2.6.32-27) however would appreciate if anyone has any other insight
> > into this issue, or even just a note to say it is a bug that has been
> > fixed in current versions!
> >
> > Thanks,
> > Mark
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users
> >

> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel