From owner-freebsd-questions@FreeBSD.ORG  Thu Jul 22 15:26:08 2004
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 12CD516A4CE
	for <freebsd-questions@freebsd.org>;
	Thu, 22 Jul 2004 15:26:08 +0000 (GMT)
Received: from mailhub.sweetdreamsracing.biz (mailhub.sweetdreamsracing.biz
	[66.92.171.106])
	by mx1.FreeBSD.org (Postfix) with ESMTP id B90DD43D2D
	for <freebsd-questions@freebsd.org>;
	Thu, 22 Jul 2004 15:26:07 +0000 (GMT)
	(envelope-from culverk@sweetdreamsracing.biz)
Received: by mailhub.sweetdreamsracing.biz (Postfix, from userid 80)
	id 726D9175; Thu, 22 Jul 2004 11:43:09 -0400 (EDT)
Received: from 141.156.69.109 ([141.156.69.109]) by
	www.sweetdreamsracing.biz (Horde) with HTTP for
	<culverk@www.sweetdreamsracing.biz>; Thu, 22 Jul 2004 11:43:09 -0400
Message-ID: <20040722114309.avqc0ow44gcw0084@www.sweetdreamsracing.biz>
Date: Thu, 22 Jul 2004 11:43:09 -0400
From: Kenneth Culver <culverk@sweetdreamsracing.biz>
To: Uwe Laverenz <uwe@laverenz.de>
References: <20040722152044.GB61751@ensign.laverenz.de>
In-Reply-To: <20040722152044.GB61751@ensign.laverenz.de>
MIME-Version: 1.0
Content-Type: text/plain; charset="ISO-8859-1"; format="flowed"
Content-Disposition: inline
Content-Transfer-Encoding: 7bit
User-Agent: Internet Messaging Program (IMP) 4.0-cvs
cc: freebsd-questions@freebsd.org
Subject: Re: NVidia vs. KT600
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>,
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>,
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 22 Jul 2004 15:26:08 -0000

Quoting Uwe Laverenz <uwe@laverenz.de>:

> Hi,
>
> I have a strange problem with the NVidia drivers on my machines: when I start
> a glx-application (glxgears, quake2...) the performance is normal. If I
> make another attempt a few minutes later, the performance is ridiculous slow.
>
> Example:
>
> glxgears, 1st run: 6400 FPS
> glxgears, 2nd run:   17 FPS
>
> FreeBSD-versions: 5.2.1-p9 and 4.10-STABLE
> Nvidia-cards: GF4-Ti/4200
> Boards: Asus A7V-600 (Athlon XP)
>
> If have tried several combinations of AGP-Support (FreeBSD vs. NVidia),
> nvidia-sysctls, XF86Configs ... without success.
>
> The next strange thing: if I wait several minutes, the performance
> is normal again, but only for 1 attempt, the next one ist slow again. This
> makes playing Quake2 impossible, because connecting a server includes a
> "vid_restart" (-> sloooow).
>
> I guess that something gets "locked" somehow. The next thing I want to
> try is an older 4.x version.
>
> Could this be a problem with the VIA KT600 chipset? Does anybody
> else experience this problem or am I the only lamer playing Quake on
> FreeBSD? ;)
>
> thank you for any help,
> Uwe
>
I don't think so, I started observing this problem as well with my via k8t800
based amd64 system. It wasn't doing this at all until around end of May or
beginning of June. I think a commit around that time messed something up.

Ken