From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Kristoffer Harthing Egefelt <k@itoc.dk>
Cc: xen-devel@lists.xensource.com
Subject: Re: no-carrier on qlogic 8242 10gig with linux 3.x running xen
Date: Fri, 25 May 2012 17:03:16 -0400 [thread overview]
Message-ID: <20120525210316.GI23655@phenom.dumpdata.com> (raw)
In-Reply-To: <1337766004380-5709087.post@n5.nabble.com>
On Wed, May 23, 2012 at 02:40:04AM -0700, Kristoffer Harthing Egefelt wrote:
> > Any luck?
>
> >Actually after finding out about the pci=nomsi kernel parameter, I have not
> had any problems.
> >Regarding the firmware upgrade, qlogic and dell need a supported OS to run
> their diag tools on, I'm tired of >dealing with them, so I have not gathered
> this info yet.
> >Didn't try to downgrade the driver either.
> >But I'm about to try pci passthrough, to have 10gig directly in the domU.
> >I'll let you know if it works.
>
> The pci=nomsi actually seems to create problems for us when using pci
> passthrough.
> We could not get more than 2.5 Gbit from a domU, using netback/netfront.
That is kind of expected - you are using the legacy IRQ and it can
only handle so much.
> It was suggested that we use pci passthrough to get the full 10Gbit.
> However dom0 and domU crashes periodically with:
>
> kernel irq 60: nobody cared (try booting with the "irqpoll" option)
> kernel Pid: 0, comm: swapper Not tainted
Hmm. Is that from dom0 or from domU?
>
> Booting with irqpoll has no effect.
On whatever host that showed that?
>
> So I tried to upgrade the firmware on the qlogic cards to 1.09.22 - no
> change.
> Qlogic's latest firmware is 1.09.65 - but is not installable on the DELL oem
> cards.
> I was not able to downgrade the qlogic driver in linux 3.2 to 5.0.24 from
> 5.0.25 as suggested in this thread, the driver will not compile - struct
> dev_mc_list is no longer defined in netdevice.h.
>
> As far as I can tell the pci=nomsi disables the irq handling needed for pci
> passthrough.
> Could someone confirm this?
> Could someone also clarify if this is a qlogic driver issue or a xen issue.
No idea. Without access to the hardware it is really hard to come
up with any reasonable idea on this.
>
> Thanks
> Kristoffer
>
>
> --
> View this message in context: http://xen.1045712.n5.nabble.com/no-carrier-on-qlogic-8242-10gig-with-linux-3-x-running-xen-tp5597283p5709087.html
> Sent from the Xen - Dev mailing list archive at Nabble.com.
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xen.org
> http://lists.xen.org/xen-devel
next prev parent reply other threads:[~2012-05-25 21:03 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-27 8:48 no-carrier on qlogic 8242 10gig with linux 3.x running xen Kristoffer Harthing Egefelt
2012-03-27 9:25 ` Wei Liu
2012-03-27 9:43 ` Kristoffer Harthing Egefelt
2012-03-27 10:02 ` Wei Liu
2012-03-27 12:41 ` Pasi Kärkkäinen
2012-03-27 16:23 ` Kristoffer Harthing Egefelt
2012-03-27 16:37 ` Wei Liu
2012-03-27 18:45 ` Kristoffer Harthing Egefelt
2012-03-27 18:58 ` Konrad Rzeszutek Wilk
2012-03-27 18:59 ` Konrad Rzeszutek Wilk
2012-03-27 19:26 ` Pasi Kärkkäinen
2012-03-27 20:29 ` Kristoffer Harthing Egefelt
2012-03-27 21:31 ` Kristoffer Harthing Egefelt
2012-03-27 21:51 ` Konrad Rzeszutek Wilk
2012-03-27 22:35 ` Kristoffer Harthing Egefelt
2012-03-28 14:37 ` Konrad Rzeszutek Wilk
2012-03-29 8:30 ` Kristoffer Harthing Egefelt
2012-03-29 14:59 ` Konrad Rzeszutek Wilk
2012-03-29 18:43 ` Kristoffer Harthing Egefelt
2012-05-10 15:42 ` Konrad Rzeszutek Wilk
2012-05-13 20:24 ` Kristoffer Harthing Egefelt
2012-05-23 9:40 ` Kristoffer Harthing Egefelt
2012-05-23 14:27 ` Pasi Kärkkäinen
2012-05-25 21:03 ` Konrad Rzeszutek Wilk [this message]
2012-03-28 8:55 ` Fajar A. Nugraha
2012-03-28 9:29 ` Kristoffer Harthing Egefelt
2012-03-28 13:27 ` Andrew Cooper
2012-03-29 8:35 ` Kristoffer Harthing Egefelt
2012-03-29 11:50 ` Andrew Cooper
2012-03-28 9:15 ` Ian Campbell
2012-03-28 9:55 ` Kristoffer Harthing Egefelt
2012-03-28 10:23 ` Andrew Cooper
2012-03-28 12:57 ` Kristoffer Harthing Egefelt
2012-03-28 13:06 ` Jan Beulich
2012-07-31 21:50 ` Anirban Chakraborty
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