Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262674AbVAVHJz (ORCPT ); Sat, 22 Jan 2005 02:09:55 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262675AbVAVHJz (ORCPT ); Sat, 22 Jan 2005 02:09:55 -0500 Received: from mail09.syd.optusnet.com.au ([211.29.132.190]:8338 "EHLO mail09.syd.optusnet.com.au") by vger.kernel.org with ESMTP id S262674AbVAVHJu (ORCPT ); Sat, 22 Jan 2005 02:09:50 -0500 Message-ID: <41F1FC1D.10308@kolivas.org> Date: Sat, 22 Jan 2005 18:09:17 +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> <41F1F7AF.7000105@kolivas.org> In-Reply-To: <41F1F7AF.7000105@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="------------enigADDBAA6F1EC65464DE8B4427" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3551 Lines: 102 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigADDBAA6F1EC65464DE8B4427 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Con Kolivas wrote: > 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 So let's try again, sorry about the noise: ==> jack_test4-2.6.11-rc1-mm2-fifo.log <== Number of runs . . . . . . . :( 1) ********************************************* Timeout Count . . . . . . . . :( 0) XRUN Count . . . . . . . . . : 3 Delay Count (>spare time) . . : 0 Delay Count (>1000 usecs) . . : 0 Delay Maximum . . . . . . . . : 20161 usecs Cycle Maximum . . . . . . . . : 1072 usecs Average DSP Load. . . . . . . : 47.2 % Average CPU System Load . . . : 5.1 % Average CPU User Load . . . . : 18.0 % Average CPU Nice Load . . . . : 0.1 % Average CPU I/O Wait Load . . : 0.3 % Average CPU IRQ Load . . . . : 0.0 % Average CPU Soft-IRQ Load . . : 0.0 % Average Interrupt Rate . . . : 1701.6 /sec Average Context-Switch Rate . : 19343.7 /sec ********************************************* Delta Maximum . . . . . . . . : 0.00000 ********************************************* ==> jack_test4-2.6.11-rc1-mm2-iso.log <== Number of runs . . . . . . . :( 1) ********************************************* Timeout Count . . . . . . . . :( 0) XRUN Count . . . . . . . . . : 6 Delay Count (>spare time) . . : 0 Delay Count (>1000 usecs) . . : 0 Delay Maximum . . . . . . . . : 4604 usecs Cycle Maximum . . . . . . . . : 1190 usecs Average DSP Load. . . . . . . : 54.5 % Average CPU System Load . . . : 11.6 % Average CPU User Load . . . . : 18.4 % Average CPU Nice Load . . . . : 0.1 % Average CPU I/O Wait Load . . : 0.0 % Average CPU IRQ Load . . . . : 0.0 % Average CPU Soft-IRQ Load . . : 0.0 % Average Interrupt Rate . . . : 1697.9 /sec Average Context-Switch Rate . : 19046.2 /sec ********************************************* Delta Maximum . . . . . . . . : 0.00000 ********************************************* Pretty pictures: http://ck.kolivas.org/patches/SCHED_ISO/iso2-benchmarks/ Note these are on a full desktop environment, although it is pretty much idle apart from checking email. No changes between fifo and iso runs. Cheers, Con --------------enigADDBAA6F1EC65464DE8B4427 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 iD8DBQFB8fwdZUg7+tp6mRURAgv6AKCMWHvHeRDid++7v9UszVtvcrX7qgCggI4x dVm7rh98sendB0PK8S5r2Xo= =7t+i -----END PGP SIGNATURE----- --------------enigADDBAA6F1EC65464DE8B4427-- - 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/