From owner-cvs-src@FreeBSD.ORG Wed Jul 7 16:32:18 2004 Return-Path: Delivered-To: cvs-src@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D4E3B16A4D1 for ; Wed, 7 Jul 2004 16:32:18 +0000 (GMT) Received: from ns1.interbgc.com (mail.interbgc.com [217.9.224.3]) by mx1.FreeBSD.org (Postfix) with SMTP id 78AEB43D5E for ; Wed, 7 Jul 2004 16:32:17 +0000 (GMT) (envelope-from nike_d@cytexbg.com) Received: (qmail 61793 invoked from network); 7 Jul 2004 16:32:15 -0000 Received: from nike_d@cytexbg.com by keeper.interbgc.com by uid 1002 with qmail-scanner-1.14 (uvscan: v4.1.60/v4335. spamassassin: 2.63. Clear:SA:0(-4.9/8.0):. Processed in 1.406043 secs); 07 Jul 2004 16:32:15 -0000 X-Spam-Status: No, hits=-4.9 required=8.0 Received: from 213-240-206-214.1697748.ddns.cablebg.net (HELO tormentor.totalterror.net) (213.240.206.214) by mail.interbgc.com with SMTP; 7 Jul 2004 16:32:12 -0000 Received: (qmail 47357 invoked from network); 7 Jul 2004 16:29:30 -0000 Received: from unknown (HELO phobos.totalterror.net) (10.0.0.2) by tormentor.totalterror.net with SMTP; 7 Jul 2004 16:29:29 -0000 References: <20040707155348.GC75364@cell.sick.ru> <20040707161049.GA75603@cell.sick.ru> Message-ID: X-Mailer: http://www.courier-mta.org/cone/ From: Niki Denev To: Gleb Smirnoff Date: Wed, 07 Jul 2004 19:32:39 +0300 Mime-Version: 1.0 Content-Type: multipart/signed; boundary="=_mimegpg-phobos.totalterror.net-586-1089217959-0001"; micalg=pgp-sha1; protocol="application/pgp-signature" cc: cvs-src@freebsd.org cc: src-committers@freebsd.org cc: Robert Watson cc: John Baldwin cc: cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/kern sched_ule.c X-BeenThere: cvs-src@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 07 Jul 2004 16:32:19 -0000 This is a MIME GnuPG-signed message. If you see this text, it means that your E-mail or Usenet software does not support MIME signed messages. --=_mimegpg-phobos.totalterror.net-586-1089217959-0001 Content-Type: text/plain; format=flowed; charset="US-ASCII" Content-Disposition: inline Content-Transfer-Encoding: 7bit Gleb Smirnoff writes: > On Wed, Jul 07, 2004 at 12:06:34PM -0400, Robert Watson wrote: > R> > J> > Modified files: > R> > J> > sys/kern sched_ule.c > R> > J> > Log: > R> > J> > Temporarily disable preemption in SCHED_ULE due to reported panics and > R> > J> > hangs due to recent preemption changes. This change appears to remove > R> > J> > the panic that I was running into, but at the cost of increasing > R> > J> > ithread scheduling latency, and as such is a temporary band-aid until > R> > J> > jhb has a chance to resolve the ule<->preemption interaction that is > R> > J> > the source of the problem. If it doesn't fix the problem for others-- > R> > J> > sorry! > R> > J> > R> > J> It it just broken on SMP? I actually did the commit from a UP preemption > R> > J> kernel using SCHED_ULE from within X11 with KDE, etc. running. > R> > > R> > it is broken on UP, too. See thread in -current. > R> > R> An SMP kernel on a UP system, or a UP kernel on a UP system? > > UP kernel on a UP system > > -- > Totus tuus, Glebius. > GLEBIUS-RIPN GLEB-RIPE Well, i'm running UP kernel (and without APIC) on UP machine (Laptop IBM TP X31), cvsupped on 5-th, 2 days ago. With SCHED_ULE, and i have not experienced any signs of instability... not a single panic :) -- niki --=_mimegpg-phobos.totalterror.net-586-1089217959-0001 Content-Type: application/pgp-signature Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQBA7CWnHNAJ/fLbfrkRAuZaAJ9VQnR+u5ZmhMINFrdair1Kir/JbACfQGe2 4t04ofZPV8yNKNFrmjh2zsA= =G0mO -----END PGP SIGNATURE----- --=_mimegpg-phobos.totalterror.net-586-1089217959-0001--