Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261172AbVAWBDl (ORCPT ); Sat, 22 Jan 2005 20:03:41 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261173AbVAWBDl (ORCPT ); Sat, 22 Jan 2005 20:03:41 -0500 Received: from mail19.syd.optusnet.com.au ([211.29.132.200]:31668 "EHLO mail19.syd.optusnet.com.au") by vger.kernel.org with ESMTP id S261172AbVAWBDh (ORCPT ); Sat, 22 Jan 2005 20:03:37 -0500 Message-ID: <41F2F7C1.70404@kolivas.org> Date: Sun, 23 Jan 2005 12:02:57 +1100 From: Con Kolivas User-Agent: Mozilla Thunderbird 1.0 (X11/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 To: "Jack O'Quin" 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> <87wtu55i3x.fsf@sulphur.joq.us> In-Reply-To: <87wtu55i3x.fsf@sulphur.joq.us> X-Enigmail-Version: 0.89.5.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig6AD52CF3754AF51EDB84051E" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2281 Lines: 62 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig6AD52CF3754AF51EDB84051E Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Jack O'Quin wrote: > 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. Sigh.. I guess you want me to do all the benchmarking. Well it's easy enough to get good results. I'll simply turn off all services and not run a desktop. This is all on ext3 on a fully laden desktop by the way, but if you want to get the results you're looking for I can easily drop down to a console and get perfect results. Con --------------enig6AD52CF3754AF51EDB84051E Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org iD8DBQFB8vfFZUg7+tp6mRURAggwAJ4mX02HL339gbiOBzqNpCeWvrkI5gCfaS0J 3G+8xq6A9rJmeL9gNFNXun4= =C7j7 -----END PGP SIGNATURE----- --------------enig6AD52CF3754AF51EDB84051E-- - 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/