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Date:      Thu, 25 Aug 2005 09:45:16 -0400
From:      Kris Kennaway <kris@obsecurity.org>
To:        Mark Kane <mark@mkproductions.org>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Performance Issues with AMD64 3000+, 1.5GB RAM, FreeBSD 5.4-RELEASE
Message-ID:  <20050825134516.GA52695@xor.obsecurity.org>
In-Reply-To: <430D3823.9070301@mkproductions.org>
References:  <430D3823.9070301@mkproductions.org>

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On Wed, Aug 24, 2005 at 10:16:51PM -0500, Mark Kane wrote:
> Hi everyone. Last night I finally worked out some issues with my AMD64=20
> machine and got it up and operational. It's an AMD64 3000+ with 1.5GB=20
> RAM, and five 7200RPM hard drives (total of 720 gigs) running FreeBSD=20
> 5.4-RELEASE (amd64). When doing testing and initial=20
> install/configuration of this machine (compiling apps and such) I didn't=
=20
> notice this too much, but now that I'm actually using it this is=20
> starting to be noticeable.
>=20
> The issue I'm having is that every minute or two, I will hear some=20
> stuttering in any audio/video playback (will see the video freeze if=20
> video), and my mouse will freeze for a few seconds as well while this=20
> happens. It seems to happen more frequently if I have something doing=20
> disk I/O, such as downloads running, untarring files, or torrents. Right=
=20
> now, I have the following applications open:

This is a known bug in FreeBSD.  It is fixed in 6.0, and there is a
patch for 5.4 (search on -current from Jeff Roberson), which will be
committed at some point.

Kris
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