[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Re: 2.6.37-rc1 mainline domU - BUG: unable to handle kernel paging request
Perhaps these patches (especially Stefano's) could make a difference ? http://lkml.indiana.edu/hypermail/linux/kernel/1011.1/02348.html I don't think these are applied to your domU kernel since it's git8, it worth the shot i guess... -- Sander Sunday, November 14, 2010, 6:09:14 PM, you wrote: >> Hmmm have you tried do do a lot of I/O with something else as NFS ? > I've tried scp a lot from DomU to Dom0 on F14 no problems, on Ubuntu 10.04 > Server > DomU as NFS client cannot survive more then a 2-3 min with I/O generated by > scp. > If i unmount NFS share everything goes fine ( Ubuntu 10.04) >> That would perhaps pinpoint it to NFS doing something not completely >> compatible with > Xen. > If DomU ( Ubuntu 10.04 ) is running by 2.6.36 kernel there is no any NFS or > other network related problems . Issue is specific for 2.6.37-rc1 kernel as > kernel running DomU at Xen 4.0.1 Dom0 ( 2.6.32.25 pvops) on top of Ubuntu > Lucid Server. > Boris. > -- On Sun, 11/14/10, Sander Eikelenboom <linux@xxxxxxxxxxxxxx> wrote: > From: Sander Eikelenboom <linux@xxxxxxxxxxxxxx> > Subject: Re: [Xen-devel] Re: 2.6.37-rc1 mainline domU - BUG: unable to handle > kernel paging request > To: "Boris Derzhavets" <bderzhavets@xxxxxxxxx> > Cc: "Konrad Rzeszutek Wilk" <konrad.wilk@xxxxxxxxxx>, > xen-devel@xxxxxxxxxxxxxxxxxxx, "Bruce Edge" <bruce.edge@xxxxxxxxx>, "Jeremy > Fitzhardinge" <jeremy@xxxxxxxx> > Date: Sunday, November 14, 2010, 11:56 AM > Hmmm have you tried do do a lot of I/O with something else as NFS ? > That would perhaps pinpoint it to NFS doing something not completely > compatible with Xen. > I'm not using NFS (I still use file: based guests, and i use glusterfs (fuse > based userspace cluster fs) to share diskspace to domU's via ethernet). > I tried NFS in the past, but had some troubles setting it up, and even more > problems with disconnects. > I haven't seen any "unable to handle page request" problems with my mix of > guest kernels, which includes some 2.6.37-rc1 kernels. > -- > Sander > Sunday, November 14, 2010, 5:37:59 PM, you wrote: >> I've tested F14 DomU (kernel >> vmlinuz-2.6.37-0.1.rc1.git8.xendom0.fc14.x86_64) as NFS client and Xen 4.0.1 >> F14 Dom0 (kernel vmlinuz-2.6.32.25-172.xendom0.fc14.x86_64) as NFS server . >> Copied 700 MB ISO images from NFS folder at Dom0 to DomU and scp'ed them >> back to Dom0. During about 30 - 40 min DomU ran pretty stable , regardless >> kernel crash as "unable to handle page request" was reported once by F14 >> DomU, but it didn't actually crash DomU. Same excersises with replacement >> F14 by Ubuntu 10.04 Server results DomU crash in about several minutes. >> Dom0's instances dual boot on same development box ( Q9500,ASUS P5Q3,8GB) >> Boris. >> --- On Fri, 11/12/10, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> wrote: >> From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> >> Subject: Re: [Xen-devel] Re: 2.6.37-rc1 mainline domU - BUG: unable to >> handle kernel paging request >> To: "Sander Eikelenboom" <linux@xxxxxxxxxxxxxx> >> Cc: "Boris Derzhavets" <bderzhavets@xxxxxxxxx>, >> xen-devel@xxxxxxxxxxxxxxxxxxx, "Bruce Edge" <bruce.edge@xxxxxxxxx>, "Jeremy >> Fitzhardinge" <jeremy@xxxxxxxx> >> Date: Friday, November 12, 2010, 12:01 PM >> On Fri, Nov 12, 2010 at 05:27:43PM +0100, Sander Eikelenboom wrote: >>> Hi Bruce, >>> >>> Perhaps handpick some kernels before and after the pulls of the xen patches >>> (pv-on-hvm etc) to begin with ? >>> When you let git choose, especially with rc-1 kernels, you will end up with >>> kernels in between patch series, resulting in panics. >> Well, just the bare-bone boot of PV guests with nothing fancy ought to work. >> But that is the theory and .. >>> > The git bisecting is slow going. I've never tried that before and I'm a >>> > git >>> > rookie. >>> > I picked 2.6.36 - 2.6.37-rc1 as the bisect range and my first 2 bisects >>> > all >>> > panic at boot so I'm obviously doing something wrong. >>> > I'll RTFM a bit more and keep at it. >> .. as Bruce experiences this is not the case. Hmm.. >> _______________________________________________ >> Xen-devel mailing list >> Xen-devel@xxxxxxxxxxxxxxxxxxx >> http://lists.xensource.com/xen-devel >> -- Best regards, Sander mailto:linux@xxxxxxxxxxxxxx _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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