Re: [Xen-users] Xen Panic w/ dom0 2.6.30.2(gentoo-xen-kernel.googlecode.com patches)

[Andrew Lyon <andrew.lyon@xxxxxxxxx>]

On Thu, Aug 6, 2009 at 12:18 PM, James
Dingwall<james.dingwall@xxxxxxxxxx> wrote:
>
>>> To be honest 2.6.29 is the best one to use at the moment, 2.6.30 has
>>> issues with networking which I've not been able to fix, also opensuse
>>> have selected 2.6.31 as their next distro kernel so I plan to rebase
>>> that as soon as it is released and to put more effort into supporting
>>> it, they have already moved to the 2.6.31-rcX tree so 2.6.30 is dead
>>> as far as opensuse are concerned, that makes it much harder for me to
>>> support.
>
> Out of interest what networking issues have you seen?  I am using
> 2.6.30-xen-r1 and I lose connectivity to my domUs occasionally.  It
> seems to happen under heavy disk/network I/O.  I've not isolated to
> either in particular but when it seems to coincide with lots of NFS or
> rsync activity.  e.g. my gentoo domUs are doing an rsync of the portage
> tree from the dom0 or doing an emerge where distfiles and the ccache are
> mounted by NFS from dom0.  There is nothing in the logs on the domU or
> dom0 except from NFS timeout messages.  I did try -r2 but I just get
> immediate reboots when xen is relinquishing the vga console.  Going to
> reboot with 2.6.29 later to see if I still get the same behaviour.
>
> Thanks,
> James
>
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The networking problems I've had with 2.6.30 are malformed packets
being sent to the domU, see the last few posts in this thread for
details http://forums.gentoo.org/viewtopic.php?p=5915696#5915696

Andy

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