Date: Mon, 27 Sep 2004 13:06:24 +0930 From: "Daniel O'Connor" <doconnor@gsoft.com.au> To: Ryan Freeman <ryan@slipgate.org> Cc: FreeBSD Mailing List <freebsd-current@freebsd.org> Subject: Re: Sound performance problems in FreeBSD Message-ID: <200409271306.25050.doconnor@gsoft.com.au> In-Reply-To: <20040926124746.GA14197@slipgate.org> References: <20040926025317.GA5812@slipgate.org> <200409262212.26882.doconnor@gsoft.com.au> <20040926124746.GA14197@slipgate.org>
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[-- Attachment #1 --] 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=/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 sysctl, and the sound subsystem still runs under Giant (I think) so you get congestion.. -- 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 [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.6 (FreeBSD) iD8DBQBBV4q55ZPcIHs/zowRAqjQAKCaHbg9c/9dpwhqZQqv1N7CCMcdewCdHBKO cn0eqt4T21PhN7LfMghB9Y0= =0Ini -----END PGP SIGNATURE-----help
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