linux-kernel - Re: i915 freakout with latest 3.7 git

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Message-ID: <20121205063528.GA20434@fritha.org>
Date:	Wed, 5 Dec 2012 07:35:28 +0100
From:	Heinz Diehl <htd@...tha.org>
To:	Lekensteyn <lekensteyn@...il.com>
Cc:	dri-devel@...ts.freedesktop.org, Daniel Vetter <daniel@...ll.ch>,
	intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	Heinz Diehl <htd@...cy-poultry.org>
Subject: Re: i915 freakout with latest 3.7 git

On 05.12.2012, Lekensteyn wrote:

> > I have now i915.i915_enable_rc6=0 in grub.cfg and disabled the XFCE
> > compositor. Now I'm trying to hit the bug again...

> Do you have a reliable reproduce method? As you can see in the linked bug it
> was caused by relatively low memory pressure combined with high I/O (caching?
> delays? Who knows).

No, unfortunately not. I will do my very best to find out how to
trigger it. For	  now, I'm trying with a script which produces
max. I/O. Will also try by replaying a lot of high resolution videos and
similar.

> It is unlikely that Optimus has anything to do with this.

Ok.

Heinz
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