From owner-freebsd-current@FreeBSD.ORG Tue Jul 1 12:41:14 2008 Return-Path: Delivered-To: current@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B5F361065684 for ; Tue, 1 Jul 2008 12:41:14 +0000 (UTC) (envelope-from gary.jennejohn@freenet.de) Received: from mout1.freenet.de (mout1.freenet.de [IPv6:2001:748:100:40::2:3]) by mx1.freebsd.org (Postfix) with ESMTP id 4E90C8FC16 for ; Tue, 1 Jul 2008 12:41:14 +0000 (UTC) (envelope-from gary.jennejohn@freenet.de) Received: from [195.4.92.22] (helo=12.mx.freenet.de) by mout1.freenet.de with esmtpa (ID gary.jennejohn@freenet.de) (port 25) (Exim 4.69 #19) id 1KDfAW-0008J9-OL; Tue, 01 Jul 2008 14:41:12 +0200 Received: from mad5a.m.pppool.de ([89.49.173.90]:58234 helo=peedub.jennejohn.org) by 12.mx.freenet.de with esmtpa (ID gary.jennejohn@freenet.de) (port 25) (Exim 4.69 #12) id 1KDfAW-0003YA-GK; Tue, 01 Jul 2008 14:41:12 +0200 Date: Tue, 1 Jul 2008 14:41:11 +0200 From: Gary Jennejohn To: vova@fbsd.ru Message-ID: <20080701144111.02c49938@peedub.jennejohn.org> In-Reply-To: <1214908172.1947.29.camel@localhost> References: <200806240737.m5O7bhc5018813@repoman.freebsd.org> <1214850524.42354.9.camel@localhost> <20080701104912.5e9e16e0@peedub.jennejohn.org> <1214908172.1947.29.camel@localhost> X-Mailer: Claws Mail 3.5.0 (GTK+ 2.10.14; amd64-portbld-freebsd8.0) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: current@FreeBSD.org Subject: Re: [fwd] cvs commit: src/lib/libthr/thread thr_mutex.c thr_umtx.c thr_umtx.h src/sys/kern kern_umtx.c src/sys/sys umtx.h X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: gary.jennejohn@freenet.de List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 Jul 2008 12:41:14 -0000 On Tue, 01 Jul 2008 14:29:32 +0400 Vladimir Grebenschikov wrote: > On Tue, 2008-07-01 at 10:49 +0200, Gary Jennejohn wrote: > > On Mon, 30 Jun 2008 22:28:44 +0400 > > Vladimir Grebenschikov wrote: > > > > > On Tue, 2008-06-24 at 07:32 +0000, David Xu wrote: > > > > > > This commit makes threaded application almost unusable on 8-CURRENT. > > > > > > Applications eat 100% CPU all the time and works _very_ slowly. > > > (top shows several threads for every constantly applications eating CPU) > > > > > > Following applications are affected for me: firefox, evolution, eclipse > > > (probably more). > > > > > > Reverting user-land part of commit fixes problem, reverting kernel > > > changes nothing regarding the problem. > > ... > > > Did you recompile these misbehaving applications? > > > > I ask because I installed a fresh world yesterday, without recompiling > > any ports, and I'm _not_ seeing any misbehavior with firefox. > > Do you have SMP system ? > Yes. I also run gkrellm, hacked to show both cores, and I never see firefox using an unusual amount of CPU. But as I wrote previously, my firefox is old and probably doesn't use the features which David added. --- Gary Jennejohn