From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sander Eikelenboom Subject: Re: Re: HVM DomU, msi_translate=0, MSI/MSI-X PCI passthrough fails. Date: Wed, 8 Dec 2010 18:15:01 +0100 Message-ID: <409526169.20101208181501@eikelenboom.it> References: <20101115172309.GA30777@campbell-lange.net> <20101115174413.GA8227@dumpdata.com> <20101115175626.GA31636@campbell-lange.net> <20101124175926.GA17565@campbell-lange.net> <20101124202842.GA28222@dumpdata.com> <20101126111520.GA17221@campbell-lange.net> <20101129163635.GA20417@dumpdata.com> <20101208125855.GA26222@campbell-lange.net> <675512317.20101208143715@eikelenboom.it> <20101208134848.GA27543@campbell-lange.net> <20101208170125.GA19140@dumpdata.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20101208170125.GA19140@dumpdata.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Konrad Rzeszutek Wilk Cc: Jeremy Fitzhardinge , "xen-devel@lists.xensource.com" , "xen-users@lists.xensource.com" , Stefano Stabellini , Mark Adams List-Id: xen-devel@lists.xenproject.org It seems Jeremy has had some troubles with the Intel 82754L as well. Don't know if he has got those resolved, or has to use workarounds ? http://www.gossamer-threads.com/lists/linux/kernel/1166308 What kernel are you using in your domU ? Also the 2.6.32 debian ? Perhaps it's also worth a try to test a newer intel driver/kernel ? -- Sander Wednesday, December 8, 2010, 6:01:25 PM, you wrote: >> > Just a recap: >> > you pass through: >> > - 3 physical nics/IGB >> > - 1 ISDN pci ISDN box >>=20 >> The redfone box runs on 1 of the nics - its not seperate. It converts >> ISDN to TDMoE see here.. http://www.red-fone.com/ >>=20 >> > - all using msi/msi-x interrupts ? >>=20 >> I tried using msi/msi-x interrupts, but it caused the raid card to drop >> off (after some use) and provided seemingly even worse performance than >> pegging everything back to legacy. > Were you able to get a serial log and hit all of the differetn debug opti= ons > when the the RAID card died? >>=20 >> >=20 >> > Have you tried using a PV domU instead of a HVM domU ? >>=20 >> I initially tried PV but had issues with the igb NIC's. There was >> another thread somewhere about my issues with that. > Hmm, the only other thread I see from you is about the RAID. >>=20 >>=20 >> > Have you tried passing through only the ISDN box, and let the network = run with the xen backend/frontend to rule out the IGB/network stuff ? > Mr. Sander idea of isolating one piece by piece is the right way. > There is a bunch of warnings in the QEMU output - some of them quite .. t= roubling. > You seem to have issues with gntdev (as in, not found), but if you are us= ing OpenSuSE > then that would work - I think. When you tested xen-unstable did you use = the > OpenSUSE kernel or the PV-OPS one? --=20 Best regards, Sander mailto:linux@eikelenboom.it