Re: [Xen-devel] Xen PVM: Strange lockups when running PostgreSQL load

[Stefan Bader <stefan.bader@xxxxxxxxxxxxx>]

On 18.10.2012 22:52, Stefan Bader wrote:
> On 18.10.2012 14:43, Stefan Bader wrote:

> So I tried below approach and that seems to be surviving the previously 
> breaking
> testcase for much longer than anything I tried before.
> 
> -Stefan
> 
> From f2ebb6626f3e3a00932bf1f4f75265f826c7fba9 Mon Sep 17 00:00:00 2001
> From: Stefan Bader <stefan.bader@xxxxxxxxxxxxx>
> Date: Thu, 18 Oct 2012 21:40:37 +0200
> Subject: [PATCH 1/2] xen/pv-spinlock: Never enable interrupts in
>  xen_spin_lock_slow()
> 

Testcase ran the whole night without problems. Now re-started it with a cleaner
kernel (only the patch above applied and no debugging and it has again passed
the threshold it would have broken before.

-Stefan

Oh, just in case this *is* the solution, it should very definitely be marked
with a cc: stable.

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