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Date: Sat, 2 Apr 2005 18:57:34 -0800
From: Kris Kennaway <kris@obsecurity.org>
To: Matthias Buelow <mkb@incubus.de>
Message-ID: <20050403025734.GA50498@xor.obsecurity.org>
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cc: Pierre-Luc Drouin <pldrouin@pldrouin.net>
cc: freebsd-stable@freebsd.org
Subject: Re: 5.4-prerelease - hanging under load
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On Sun, Apr 03, 2005 at 04:33:49AM +0200, Matthias Buelow wrote:
> Pierre-Luc Drouin wrote:
>=20
> >Since I upgraded from 5.3-stable to 5.4-prerelease, I've noticed that my=
=20
> >computer is hanging badly under load. I've a P4 2.53 GHz without=20
> >hyperthreading (no SMP). I use the same kernel configurations than=20
> >before. Now when I compile a port for example, the mouse pointer hangs=
=20
> >in Fluxbox and Mozilla takes forever (meaning ~5 sec) to refresh the=20
> >screen. Even vi hangs. I do not see any warning/error message. Is it a=
=20
> >known problem with 5.4?
>=20
> Not quite as dramatic here, but when, say, the firefox source gets
> untarred, my machine becomes quite unresponsive, including audio
> decoding (xmms) stuttering and the mouse cursor jumping around.
> Haven't seen the likes since the 486 days.  This is 5.4-PRERELEASE
> on a P4 3GHz.  Perhaps some badly balanced scheduler stuff?

You both forgot to mention which scheduler ;-)

Kris

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