From owner-freebsd-hackers Mon Jun 12 13: 7:46 2000 Delivered-To: freebsd-hackers@freebsd.org Received: from relay02.chello.nl (relay02.chello.nl [212.83.68.146]) by hub.freebsd.org (Postfix) with ESMTP id 64DA637B797 for ; Mon, 12 Jun 2000 13:07:43 -0700 (PDT) (envelope-from wkb@chello.nl) Received: from chello.nl ([213.46.78.184]) by relay02.chello.nl (InterMail vK.4.02.00.00 201-232-116 license 2ee4e7c625482f2f2a1950a80f6c8d58) with ESMTP id <20000612200726.GUFI17505.relay02@chello.nl>; Mon, 12 Jun 2000 22:07:26 +0200 Received: (from wkb@localhost) by chello.nl (8.9.3/8.9.3) id WAA08115; Mon, 12 Jun 2000 22:07:41 +0200 (CEST) (envelope-from wkb) Date: Mon, 12 Jun 2000 22:07:41 +0200 From: Wilko Bulte To: "Daniel C. Sobral" Cc: David Gilbert , freebsd-hackers@FreeBSD.ORG Subject: Re: Worst case swapping. Message-ID: <20000612220741.C8046@freebie.wbnet> Reply-To: wc.bulte@chello.nl References: <14660.3153.658226.142964@trooper.velocet.net> <39453CC0.C19BB2CD@newsguy.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2i In-Reply-To: <39453CC0.C19BB2CD@newsguy.com>; from dcs@newsguy.com on Tue, Jun 13, 2000 at 04:40:48AM +0900 X-OS: FreeBSD 4.0-STABLE X-PGP: finger wilko@freebsd.org Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Tue, Jun 13, 2000 at 04:40:48AM +0900, Daniel C. Sobral wrote: > David Gilbert wrote: > > > > I'm positive that its not a case of the working set being larger than > > physical memory; it's one of choice of page to swap. > > You are positively wrong, then. :-) Active pages are _always_ last > resort with the algorithm FreeBSD uses. > > You mention Netscape is the only active application on another mail... > Well, there is X too, isn't there? > > > Has anyone done any thinking about this behaviour? It occurs with > > varying degree to many applications. > > I have only seen something like this with Netscape. I could probably > trace it to Netscape running Java or Javascript, but I have never tried. Well, another good candidate is acrobat4. Acrobat3 is OK, acrobat 4 seems to dwarf Netscrape in memory footprint. -- Wilko Bulte http://www.freebsd.org "Do, or do not. There is no try" wilko@freebsd.org http://www.nlfug.nl - Yoda - The Empire Strikes Back To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message