Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262672AbVAVGvj (ORCPT ); Sat, 22 Jan 2005 01:51:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262673AbVAVGvg (ORCPT ); Sat, 22 Jan 2005 01:51:36 -0500 Received: from mail26.syd.optusnet.com.au ([211.29.133.167]:59308 "EHLO mail26.syd.optusnet.com.au") by vger.kernel.org with ESMTP id S262672AbVAVGvD (ORCPT ); Sat, 22 Jan 2005 01:51:03 -0500 Message-ID: <41F1F7AF.7000105@kolivas.org> Date: Sat, 22 Jan 2005 17:50:23 +1100 From: Con Kolivas User-Agent: Mozilla Thunderbird 1.0 (X11/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Con Kolivas Cc: "Jack O'Quin" , 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> In-Reply-To: <41F1F735.1000603@kolivas.org> 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="------------enigECF8E1315D0899472B529708" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3526 Lines: 98 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigECF8E1315D0899472B529708 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Con Kolivas wrote: > Jack O'Quin wrote: > >> Con Kolivas writes: >> >> >>> Here's fresh results on more stressed hardware (on ext3) with >>> 2.6.11-rc1-mm2 (which by the way has SCHED_ISO v2 included). The load >>> hovering at 50% spikes at times close to 70 which tests the behaviour >>> under iso throttling. >> >> >> >> What version of JACK are you running (`jackd --version')? >> >> You're still getting zero Delay Max. That is an important measure. > > > Ok updated jackd > > Here's an updated set of runs. Not very impressive even with SCHED_FIFO, > but the same from both policies. > > ==> jack_test4-2.6.11-rc1-mm2-fifo.log <== > Number of runs . . . . . . . :( 1) > ********************************************* > Timeout Count . . . . . . . . :( 0) > XRUN Count . . . . . . . . . : 404 > Delay Count (>spare time) . . : 0 > Delay Count (>1000 usecs) . . : 0 > Delay Maximum . . . . . . . . : 261254 usecs > Cycle Maximum . . . . . . . . : 2701 usecs > Average DSP Load. . . . . . . : 52.4 % > Average CPU System Load . . . : 5.1 % > Average CPU User Load . . . . : 18.1 % > Average CPU Nice Load . . . . : 0.0 % > Average CPU I/O Wait Load . . : 0.0 % > Average CPU IRQ Load . . . . : 0.0 % > Average CPU Soft-IRQ Load . . : 0.0 % > Average Interrupt Rate . . . : 1699.3 /sec > Average Context-Switch Rate . : 19018.9 /sec > ********************************************* > Delta Maximum . . . . . . . . : 0.00000 > ********************************************* > > ==> jack_test4-2.6.11-rc1-mm2-iso.log <== > Number of runs . . . . . . . :( 1) > ********************************************* > Timeout Count . . . . . . . . :( 0) > XRUN Count . . . . . . . . . : 408 > Delay Count (>spare time) . . : 0 > Delay Count (>1000 usecs) . . : 0 > Delay Maximum . . . . . . . . : 269804 usecs > Cycle Maximum . . . . . . . . : 2449 usecs > Average DSP Load. . . . . . . : 52.6 % > Average CPU System Load . . . : 5.0 % > Average CPU User Load . . . . : 17.8 % > Average CPU Nice Load . . . . : 0.0 % > Average CPU I/O Wait Load . . : 0.1 % > Average CPU IRQ Load . . . . : 0.0 % > Average CPU Soft-IRQ Load . . : 0.0 % > Average Interrupt Rate . . . : 1699.2 /sec > Average Context-Switch Rate . : 19041.0 /sec > ********************************************* > Delta Maximum . . . . . . . . : 0.00000 > ********************************************* Bah stupid me. Both of those are SCHED_NORMAL. Ignore those, and I'll try again. Con --------------enigECF8E1315D0899472B529708 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 iD8DBQFB8fevZUg7+tp6mRURAtXMAJwMI3hbwUESfWiizmgSf1JvJHVb7gCdHud9 El3qWAB5fKOFpGrVvob6SHU= =kjIN -----END PGP SIGNATURE----- --------------enigECF8E1315D0899472B529708-- - 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/