From owner-freebsd-threads@FreeBSD.ORG Mon Nov 15 21:47:54 2004 Return-Path: Delivered-To: freebsd-threads@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7627F16A4CE for ; Mon, 15 Nov 2004 21:47:54 +0000 (GMT) Received: from silver.he.iki.fi (helenius.fi [193.64.42.241]) by mx1.FreeBSD.org (Postfix) with ESMTP id 3C94A43D39 for ; Mon, 15 Nov 2004 21:47:53 +0000 (GMT) (envelope-from pete@he.iki.fi) Received: from [193.64.42.134] (h86.vuokselantie10.fi [193.64.42.134]) by silver.he.iki.fi (8.13.1/8.11.4) with ESMTP id iAFLlk8h041966; Mon, 15 Nov 2004 23:47:46 +0200 (EET) (envelope-from pete@he.iki.fi) Message-ID: <41992403.8040308@he.iki.fi> Date: Mon, 15 Nov 2004 23:47:47 +0200 From: Petri Helenius User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.2) Gecko/20040803 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Julian Elischer References: <419914F0.1010308@he.iki.fi> <41991A87.6010803@elischer.org> <41991B66.4090801@elischer.org> <419922B9.7050603@he.iki.fi> In-Reply-To: <419922B9.7050603@he.iki.fi> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit cc: freebsd-threads@freebsd.org Subject: Re: performance tuning X-BeenThere: freebsd-threads@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Threading on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 Nov 2004 21:47:54 -0000 Petri Helenius wrote: > Julian Elischer wrote: > >> >>> >>> >>> There is work proceeding on 3 fronts. >>> >>> * libthr continues to be improved by Mike. >> >> > Is there a guideline when one should consider using libthr? I haven't > tried libthr for quite a while. To comment myself, just tried libthr and it seems to get stuck on umtx fairly easily and the application just sits idle. I just libmap.conf:ed pthread->thr. Average lifetime was around five seconds before it hung. On libpthread the same piece of software runs for months uninterrupted. Pete