From owner-freebsd-hackers@FreeBSD.ORG Sun Feb 25 23:27:10 2007 Return-Path: X-Original-To: hackers@freebsd.org Delivered-To: freebsd-hackers@FreeBSD.ORG Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 106A116A403; Sun, 25 Feb 2007 23:27:10 +0000 (UTC) (envelope-from mb@imp.ch) Received: from pop.imp.ch (mx2.imp.ch [157.161.9.17]) by mx1.freebsd.org (Postfix) with ESMTP id 9FFE513C46B; Sun, 25 Feb 2007 23:27:04 +0000 (UTC) (envelope-from mb@imp.ch) Received: from dan.imp.ch (godot.imp.ch [157.161.4.8]) by pop.imp.ch (8.13.8/8.13.8/Submit_imp) with ESMTP id l1PNR1IV049386; Mon, 26 Feb 2007 00:27:02 +0100 (CET) (envelope-from mb@imp.ch) Date: Mon, 26 Feb 2007 00:27:01 +0100 (CET) From: Martin Blapp To: Kris Kennaway In-Reply-To: <20070225193128.GC77205@xor.obsecurity.org> Message-ID: <20070226002323.V18301@godot.imp.ch> References: <20070224213111.GB41434@xor.obsecurity.org> <346a80220702242100i7ec22b5h4b25cc7d20d03e98@mail.gmail.com> <20070225054120.GA47059@xor.obsecurity.org> <20070225104709.S36322@fledge.watson.org> <20070225134508.C18301@godot.imp.ch> <20070225193128.GC77205@xor.obsecurity.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Mailman-Approved-At: Mon, 26 Feb 2007 05:36:01 +0000 Cc: hackers@freebsd.org, Robert Watson Subject: Re: Progress on scaling of FreeBSD on 8 CPU systems X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 25 Feb 2007 23:27:10 -0000 Hi, > If you can package up some kind of test or analogous workload that I > can run, I'd be happy to take a look at profiling it on MP hardware. > Should be possible. Btw. Has setting kern.threads.virtual_cpu to a different value effect for running programms or just started ones ? > > P.S. I assume you've done all the usual things like using libthr > instead of libpthread. Yes, all clamd installations we have run with libthr, since libptread is completly unusable and libc_r has small hangs from time to time. The question is just if this is a clamd problem or an threading library problem. -- Martin