Re: JFYI: VirtualBox stable/unstable setteings (3.0.51.r22902)

From: Alan Cox <alan.l.cox_at_gmail.com>
Date: Sat, 30 Jan 2010 12:34:24 -0600
On Wed, Dec 23, 2009 at 5:03 PM, Michael Butler
<imb_at_protected-networks.net>wrote:

> On 12/23/09 17:56, Alan Cox wrote:
>
>> Yes, there is an i386-specific race condition that I understand but
>> haven't
>> fixed.  It's typically triggered by the page daemon calling uma_reclaim().
>> It affects all versions from 7.2 to HEAD.
>>
>
> Ah - that's a shame because it does offer a noticeable "speed-up" on this
> device with large executables,
>
>

I just wanted to let you (and everyone else) know that this race condition
with superpage promotion on i386 has been addressed in FreeBSD 7.x, 8.x, and
HEAD.  At this time, I don't know of any other bugs affecting superpage
usage on i386.

Regards,
Alan
Received on Sat Jan 30 2010 - 17:34:25 UTC

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