Re: [Xen-devel] Need help in debugging partially blocked hypervi

To:	xen-devel@xxxxxxxxxxxxxxxxxxx
Subject:	Re: [Xen-devel] Need help in debugging partially blocked hypervisor
From:	Dietmar Hahn <dietmar.hahn@xxxxxxxxxxxxxx>
Date:	Thu, 22 Oct 2009 08:23:07 +0200
Delivery-date:	Wed, 21 Oct 2009 23:24:12 -0700
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Am 21.10.2009 schrieb Keir Keir Fraser:
> On 21/10/2009 14:07, "Dietmar Hahn" <dietmar.hahn@xxxxxxxxxxxxxx> wrote:
> 
> > I need some help in debugging a strange hypervisor behavior together
> > with using fully virtualized performance counters.
> > 
> > For info I use SLES11, means xen-3.3.1 and linux-2.6.27.19-5... on a
> > Intel nehalem machine.
> > I tried the hypervisor from xen-unstable but the machine didn't boot.
> 
> That in itself is frankly more of a concern to me. Probably recent
> irq-handling changes, or some other platform change, has broken boot on some
> machines. If we don't get reports and testing help with that, it'll end up
> broken in the next major stable release too, which we really don't want.
> 
> Meanwhile, can you at least boot with 3.4? At least we still maintain that.
> And do a debug build (debug=y make ...) so that the backtraces from the 'd'
> debug key are more meaningful.
> 
>  -- Keir

OK, I tried xen-3.4-testing.hg and the system booted fine ;-)
Then I did a fresh hg pull from xen-unstable and the boot stopped in
the linux kernel.
Attached are the loggings from the serial console for both hypervisors.
The tests with the performance counters needs more time for some preparations.
Thanks.
Dietmar.

-- 
Company details: http://ts.fujitsu.com/imprint.html

xen-3.4.2-rc2-log.txt
Description: Text document

xen-unstable-log.txt
Description: Text document

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Re: [Xen-devel] Need help in debugging partially blocked hypervisor