From owner-freebsd-multimedia Sun Mar 19 8:38: 2 2000 Delivered-To: freebsd-multimedia@freebsd.org Received: from finch-post-10.mail.demon.net (finch-post-10.mail.demon.net [194.217.242.38]) by hub.freebsd.org (Postfix) with ESMTP id 4949537B754; Sun, 19 Mar 2000 08:37:56 -0800 (PST) (envelope-from gandalf@vilnya.demon.co.uk) Received: from vilnya.demon.co.uk ([158.152.19.238]) by finch-post-10.mail.demon.net with esmtp (Exim 2.12 #1) id 12Wii7-000Hhi-0A; Sun, 19 Mar 2000 16:37:54 +0000 Received: from NENYA (nenya.rings [10.2.4.3]) by vilnya.demon.co.uk (Postfix) with SMTP id 07DBDD9AD; Sun, 19 Mar 2000 16:37:49 +0000 (GMT) Message-ID: <001a01bf91c1$7f62a4b0$0304020a@NENYA> From: "Cameron Grant" To: "Conrad Sabatier" , Cc: References: Subject: Re: Suggestions for improving newpcm performance? Date: Sun, 19 Mar 2000 16:38:04 -0000 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.00.2919.6700 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2919.6700 Sender: owner-freebsd-multimedia@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > As I mentioned in another post, since upgrading to 4.0 and converting from > Voxware to newpcm, I've noticed quite a significant degradation in audio > performance. Whereas my MP3s used to play smoothly until the system load > reached a really high level, now I'm getting breakup even with minimal > system loads (on a 166MHz P5). define breakup? noise, or pausing? > Any ideas on how I might improve performance? I've already disabled ATAPI > DMA (my system is pure IDE), thinking there may have been a conflict, and > am using softupdates as well, but still, anytime the system load increases > even slightly, I notice some chop. what you are seeing is probably spl-related. spls are going away in -current, which will improve concurrency greatly. the situation with voxware is that it will remain in 4.x, but unless a maintainer comes forward who will convert it to newbus, in -current it will soon be toast. - cg To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message