Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262637AbVAVUVZ (ORCPT ); Sat, 22 Jan 2005 15:21:25 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262697AbVAVUVY (ORCPT ); Sat, 22 Jan 2005 15:21:24 -0500 Received: from mail.joq.us ([67.65.12.105]:56971 "EHLO sulphur.joq.us") by vger.kernel.org with ESMTP id S262637AbVAVUVO (ORCPT ); Sat, 22 Jan 2005 15:21:14 -0500 To: Con Kolivas Cc: Rui Nuno Capela , linux , Ingo Molnar , rlrevell@joe-job.com, paul@linuxaudiosystems.com, CK Kernel , utz , Andrew Morton , alexn@dsv.su.se Subject: Re: [PATCH]sched: Isochronous class v2 for unprivileged soft rt scheduling References: <41EEE1B1.9080909@kolivas.org> <41EF00ED.4070908@kolivas.org> <873bwwga0w.fsf@sulphur.joq.us> <41EF123D.703@kolivas.org> <87ekgges2o.fsf@sulphur.joq.us> <41EF2E7E.8070604@kolivas.org> <87oefkd7ew.fsf@sulphur.joq.us> <10752.195.245.190.93.1106211979.squirrel@195.245.190.93> <65352.195.245.190.94.1106240981.squirrel@195.245.190.94> <41F19907.2020809@kolivas.org> <87k6q6c7fz.fsf@sulphur.joq.us> <41F1F735.1000603@kolivas.org> <41F1F7AF.7000105@kolivas.org> <41F1FC1D.10308@kolivas.org> From: "Jack O'Quin" Date: Sat, 22 Jan 2005 14:22:42 -0600 In-Reply-To: <41F1FC1D.10308@kolivas.org> (Con Kolivas's message of "Sat, 22 Jan 2005 18:09:17 +1100") Message-ID: <87wtu55i3x.fsf@sulphur.joq.us> User-Agent: Gnus/5.1006 (Gnus v5.10.6) XEmacs/21.4 (Corporate Culture, linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1199 Lines: 32 Con Kolivas writes: > So let's try again, sorry about the noise: > > ==> jack_test4-2.6.11-rc1-mm2-fifo.log <== > ********************************************* > XRUN Count . . . . . . . . . : 3 > Delay Maximum . . . . . . . . : 20161 usecs > ********************************************* > > ==> jack_test4-2.6.11-rc1-mm2-iso.log <== > ********************************************* > XRUN Count . . . . . . . . . : 6 > Delay Maximum . . . . . . . . : 4604 usecs > ********************************************* > > Pretty pictures: > http://ck.kolivas.org/patches/SCHED_ISO/iso2-benchmarks/ Neither run exhibits reliable audio performance. There is some low latency performance problem with your system. Maybe ReiserFS is causing trouble even with logging turned off. Perhaps the problem is somewhere else. Maybe some device is misbehaving. Until you solve this problem, beware of drawing conclusions. -- joq - 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/