From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964826AbXDAUDR (ORCPT ); Sun, 1 Apr 2007 16:03:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964893AbXDAUDR (ORCPT ); Sun, 1 Apr 2007 16:03:17 -0400 Received: from mail-in-10.arcor-online.net ([151.189.21.50]:56797 "EHLO mail-in-10.arcor-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964826AbXDAUDQ (ORCPT ); Sun, 1 Apr 2007 16:03:16 -0400 From: Prakash Punnoor To: "michael chang" Subject: Re: [ck] [PATCH] sched: staircase deadline misc fixes Date: Sun, 1 Apr 2007 22:03:08 +0200 User-Agent: KMail/1.9.6 Cc: ck@vds.kolivas.org, "linux list" References: <200703290237.38777.kernel@kolivas.org> <200704010840.11387.prakash@punnoor.de> In-Reply-To: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart4260920.jKLnKSYrfV"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200704012203.12595.prakash@punnoor.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --nextPart4260920.jKLnKSYrfV Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Am Sonntag 01 April 2007 schrieb michael chang: > On 4/1/07, Prakash Punnoor wrote: > > Am Mittwoch 28 M=C3=A4rz 2007 schrieb Prakash Punnoor: > > > > > > Hi, I am using 2.6.21-rc5 with rsdl 0.37 and think I still see a > > > regression with my Athlon X2. Namely using this ac3 encoder > > > (http://aften.sourceforge.net/), which I parallelized in a simple way, > > > with my test sample I remember having encoding times of ~5.4sec with > > > vanilla and ~5.8 sec with rsdl - once the whole test wave is in cache. > > BTW, I confirmed this regression. With vanilla 2.76.21-rc5 I get back my > > 5.4 secs with the test sample and two threads. Furtmermore for me vanil= la > > Which version of RSDL were you comparing to 2.6.21-rc5? Did you try > the patch in the first message (http://lkml.org/lkml/2007/3/28/146)? > The patch that _began_ this thread had SMP fixes in it... (Also, IIRC, > the latest version of the scheduler no longer has the rotating > component - so it's just SDl now.) As I said, I tried 0.37. Didn't it have the fix inside? Actually I am=20 reluctant to go back to (r)sdl, as it didn't show improvements for me, yet. =2D-=20 (=C2=B0=3D =3D=C2=B0) //\ Prakash Punnoor /\\ V_/ \_V --nextPart4260920.jKLnKSYrfV Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.3 (GNU/Linux) iD8DBQBGEBAAxU2n/+9+t5gRAj9PAJ9sxnNYaA8CN6mBf/apIEZc0uD7ogCgg8nj FsI0+UjpxxgW63qOpYWxaqI= =ascW -----END PGP SIGNATURE----- --nextPart4260920.jKLnKSYrfV--