Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262734AbUJ0VDP (ORCPT ); Wed, 27 Oct 2004 17:03:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262727AbUJ0Uzy (ORCPT ); Wed, 27 Oct 2004 16:55:54 -0400 Received: from mx2.elte.hu ([157.181.151.9]:31442 "EHLO mx2.elte.hu") by vger.kernel.org with ESMTP id S262619AbUJ0UuQ (ORCPT ); Wed, 27 Oct 2004 16:50:16 -0400 Date: Wed, 27 Oct 2004 22:51:26 +0200 From: Ingo Molnar To: Rui Nuno Capela Cc: linux-kernel@vger.kernel.org, Lee Revell , mark_h_johnson@raytheon.com, "K.R. Foley" , Bill Huey , Adam Heath , Florian Schmidt , Thomas Gleixner , Michal Schmidt , Fernando Pablo Lopez-Lezcano , Karsten Wiese Subject: Re: [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.4 Message-ID: <20041027205126.GA25091@elte.hu> References: <20041020094508.GA29080@elte.hu> <20041021132717.GA29153@elte.hu> <20041022133551.GA6954@elte.hu> <20041022155048.GA16240@elte.hu> <20041022175633.GA1864@elte.hu> <20041025104023.GA1960@elte.hu> <20041027001542.GA29295@elte.hu> <5225.195.245.190.94.1098880980.squirrel@195.245.190.94> <20041027135309.GA8090@elte.hu> <12917.195.245.190.94.1098890763.squirrel@195.245.190.94> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <12917.195.245.190.94.1098890763.squirrel@195.245.190.94> User-Agent: Mutt/1.4.1i X-ELTE-SpamVersion: MailScanner 4.31.6-itk1 (ELTE 1.2) SpamAssassin 2.63 ClamAV 0.73 X-ELTE-VirusStatus: clean X-ELTE-SpamCheck: no X-ELTE-SpamCheck-Details: score=-4.9, required 5.9, autolearn=not spam, BAYES_00 -4.90 X-ELTE-SpamLevel: X-ELTE-SpamScore: -4 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 768 Lines: 21 * Rui Nuno Capela wrote: > On RT-V0.4.1, xruns seems slighly reduced, but plenty enough for my > taste. > > Running jackd -R with 6 fluidsynth instances gives me 0 (zero) xruns > on RT-U3, but more than 20 (twenty) on RT-V0.4.1, under a 5 minute > time frame. It was 30 (thirty something) on RT-V0.4, but overall > "feel" is about the same. ok, i've uploaded RT-V0.4.2 which has more of the same: it fixes other missed preemption checks. Does it make any difference to the xruns on your UP box? Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/