From owner-freebsd-current@FreeBSD.ORG Mon Sep 27 03:36:32 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 20E3E16A4CE for ; Mon, 27 Sep 2004 03:36:32 +0000 (GMT) Received: from cain.gsoft.com.au (cain.gsoft.com.au [203.31.81.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id 07D1343D41 for ; Mon, 27 Sep 2004 03:36:31 +0000 (GMT) (envelope-from doconnor@gsoft.com.au) Received: from inchoate.gsoft.com.au (localhost [127.0.0.1]) (authenticated bits=0) by cain.gsoft.com.au (8.12.11/8.12.10) with ESMTP id i8R3aPDS030210; Mon, 27 Sep 2004 13:06:26 +0930 (CST) (envelope-from doconnor@gsoft.com.au) From: "Daniel O'Connor" To: Ryan Freeman Date: Mon, 27 Sep 2004 13:06:24 +0930 User-Agent: KMail/1.7 References: <20040926025317.GA5812@slipgate.org> <200409262212.26882.doconnor@gsoft.com.au> <20040926124746.GA14197@slipgate.org> In-Reply-To: <20040926124746.GA14197@slipgate.org> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart9967126.PP1QSXjj33"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200409271306.25050.doconnor@gsoft.com.au> X-Spam-Score: -2.5 () IN_REP_TO,PGP_SIGNATURE_2,QUOTED_EMAIL_TEXT,REFERENCES,SPAM_PHRASE_00_01,USER_AGENT X-Scanned-By: MIMEDefang 2.16 (www . roaringpenguin . com / mimedefang) cc: FreeBSD Mailing List Subject: Re: Sound performance problems in FreeBSD X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 27 Sep 2004 03:36:32 -0000 --nextPart9967126.PP1QSXjj33 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Sun, 26 Sep 2004 22:17, Ryan Freeman wrote: > > Does a purely CPU bound process cause the problem? > > ie try something like.. > > dd if=3D/dev/zero | md5 > > well i gave that command a shot (i closed gkrellm first to reduce any > clicking that may happen from it running) then started an mp3 with mpg123 > alongside running that command. didn't skip a beat, so i guess its all > related to sysctl... More likely there is lots of stuff running under Giant whe you run the sysc= tl,=20 and the sound subsystem still runs under Giant (I think) so you get=20 congestion.. =2D-=20 Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C --nextPart9967126.PP1QSXjj33 Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.6 (FreeBSD) iD8DBQBBV4q55ZPcIHs/zowRAqjQAKCaHbg9c/9dpwhqZQqv1N7CCMcdewCdHBKO cn0eqt4T21PhN7LfMghB9Y0= =0Ini -----END PGP SIGNATURE----- --nextPart9967126.PP1QSXjj33--