On Tue, 2012-05-29 at 20:36 -0400, Jared K. Smith wrote:
> On Tue, May 29, 2012 at 5:29 PM, Reindl Harald <h.rei...@thelounge.net> wrote:
> > Am 29.05.2012 22:45, schrieb Roberto Ragusa:
> > i think i have to mention taht VT-d is active in the BIOS and
> > i was wondering that it was stable because the combination of the
> > i915 options with VT-d (hardware supported virtualization IO) is
> > classified to be unstable
> 
> Yes, that's a possible culprit. I've had massive problems with VT-d
> enabled on both a Thinkpad T510 and on a Thinkpad X220.  I don't
> pretend to understand what advantages VT-d is *supposed* to give me,
> but it's the first thing I turn off in the BIOS.  In fact, on the
> T510, I couldn't even get an installation to complete without turning
> it off.

You need it to run as a KVM host with anything resembling speed.
-- 
Adam Williamson
Fedora QA Community Monkey
IRC: adamw | Twitter: AdamW_Fedora | identi.ca: adamwfedora
http://www.happyassassin.net

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