From owner-freebsd-hackers@FreeBSD.ORG Sat Jan 8 20:26:14 2005 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 0752116A4CE; Sat, 8 Jan 2005 20:26:14 +0000 (GMT) Received: from salmon.maths.tcd.ie (salmon.maths.tcd.ie [134.226.81.11]) by mx1.FreeBSD.org (Postfix) with SMTP id 0C7ED43D3F; Sat, 8 Jan 2005 20:26:13 +0000 (GMT) (envelope-from dwmalone@maths.tcd.ie) Received: from walton.maths.tcd.ie by salmon.maths.tcd.ie with SMTP id ; 8 Jan 2005 20:26:11 +0000 (GMT) Date: Sat, 8 Jan 2005 20:26:05 +0000 From: David Malone To: Charles Sprickman Message-ID: <20050108202605.GA30807@walton.maths.tcd.ie> References: <41DE4F3D.8050509@syskonnect.de> <20050107091004.83732.qmail@web52710.mail.yahoo.com> <20050107101006.GA2553@frontfree.net> <20050108135526.GQ49329@submonkey.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.6i Sender: dwmalone@maths.tcd.ie cc: freebsd-hackers@freebsd.org cc: Ceri Davies cc: tjr@freebsd.org Subject: Re: Benchmark: NetBSD 2.0 beats FreeBSD 5.3 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 08 Jan 2005 20:26:14 -0000 On Sat, Jan 08, 2005 at 01:21:14PM -0500, Charles Sprickman wrote: > Any idea what type of impact this patch would have on say, a large qmail > server that's drowning in context-switches? It will depend on how many processes you have running at any one moment and how often processes are created/destroyed. From the look of the graphs, you won't really be able to tell unless there are significantly more than 1000 processes running at any moment. David.