From owner-freebsd-arch@FreeBSD.ORG Fri Oct 1 16:52:01 2004 Return-Path: Delivered-To: freebsd-arch@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 28E9716A4CE; Fri, 1 Oct 2004 16:52:01 +0000 (GMT) Received: from green.homeunix.org (pcp04368961pcs.nrockv01.md.comcast.net [69.140.212.7]) by mx1.FreeBSD.org (Postfix) with ESMTP id 71E3243D39; Fri, 1 Oct 2004 16:52:00 +0000 (GMT) (envelope-from green@green.homeunix.org) Received: from green.homeunix.org (green@localhost [127.0.0.1]) by green.homeunix.org (8.13.1/8.13.1) with ESMTP id i91Gpqo3006657; Fri, 1 Oct 2004 12:51:52 -0400 (EDT) (envelope-from green@green.homeunix.org) Received: (from green@localhost) by green.homeunix.org (8.13.1/8.13.1/Submit) id i91Gpp3O006656; Fri, 1 Oct 2004 12:51:51 -0400 (EDT) (envelope-from green) Date: Fri, 1 Oct 2004 12:51:51 -0400 From: Brian Fundakowski Feldman To: Stephan Uphoff Message-ID: <20041001165151.GJ997@green.homeunix.org> References: <1095468747.31297.241.camel@palm.tree.com> <1096477932.3733.1471.camel@palm.tree.com> <1096489576.3733.1868.camel@palm.tree.com> <200409291652.29990.jhb@FreeBSD.org> <1096496057.3733.2163.camel@palm.tree.com> <1096603981.21577.195.camel@palm.tree.com> <1096608201.21577.203.camel@palm.tree.com> <20041001141040.GA1556@peter.osted.lan> <1096647194.27811.12.camel@palm.tree.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1096647194.27811.12.camel@palm.tree.com> User-Agent: Mutt/1.5.6i cc: Peter Holm cc: Julian Elischer cc: John Baldwin cc: "freebsd-arch@freebsd.org" Subject: Re: scheduler (sched_4bsd) questions X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 01 Oct 2004 16:52:01 -0000 On Fri, Oct 01, 2004 at 12:13:14PM -0400, Stephan Uphoff wrote: > On Fri, 2004-10-01 at 10:10, Peter Holm wrote: > > On Fri, Oct 01, 2004 at 01:23:21AM -0400, Stephan Uphoff wrote: > > > On Fri, 2004-10-01 at 00:13, Stephan Uphoff wrote: > > > > > > > I also had overlooked > > > > http://www.holm.cc/stress/log/cons80.html > > > > Showing that my patch for kern_switch.c (switch_patch) has a bug. > > > > I will send an updated patch later today. > > > > > > OK - here is the promised patch. > > > > > > > For once I'm the bearer of good news. The switch_patch_v2 + the > > sched_4bsd patch ran the tests for more than one hour without > > any freeze. The sched_4bsd alone did not stop the freezes. I'm > > now testing the switch_patch_v2 alone and it's looking good for > > 55+ minutes of testing. > > Great ! > I guess I should roll a cleaned up cumulative patch soon. I suppose it might be a bit too hopeful, but is there any chance you're taking a look at SCHED_ULE problems, too? -- Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ <> green@FreeBSD.org \ The Power to Serve! \ Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\