From owner-freebsd-questions@FreeBSD.ORG Tue Nov 16 16:23:32 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 859F316A4CE for ; Tue, 16 Nov 2004 16:23:32 +0000 (GMT) Received: from yearning.mcc.ac.uk (yearning.mcc.ac.uk [130.88.203.23]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4D4D243D3F for ; Tue, 16 Nov 2004 16:23:32 +0000 (GMT) (envelope-from jcm@FreeBSD-uk.eu.org) Received: from dogma.freebsd-uk.eu.org ([130.88.200.97]) by yearning.mcc.ac.uk with esmtp (Exim 4.43 (FreeBSD)) id 1CU679-000Ahe-8l; Tue, 16 Nov 2004 16:23:31 +0000 Received: from dogma.freebsd-uk.eu.org (localhost [127.0.0.1]) iAGGNUlZ054123; Tue, 16 Nov 2004 16:23:30 GMT (envelope-from jcm@dogma.freebsd-uk.eu.org) Received: (from jcm@localhost) by dogma.freebsd-uk.eu.org (8.12.10/8.12.6/Submit) id iAGGNTrn054122; Tue, 16 Nov 2004 16:23:29 GMT Date: Tue, 16 Nov 2004 16:23:29 +0000 From: Jonathon McKitrick To: Dan Nelson Message-ID: <20041116162329.GD50871@dogma.freebsd-uk.eu.org> References: <20041116160851.GB50871@dogma.freebsd-uk.eu.org> <20041116161411.GE80412@dan.emsphone.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20041116161411.GE80412@dan.emsphone.com> User-Agent: Mutt/1.4i cc: freebsd-questions@freebsd.org Subject: Re: Question about page faults and swap space X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 16 Nov 2004 16:23:32 -0000 On Tue, Nov 16, 2004 at 10:14:11AM -0600, Dan Nelson wrote: : Accesses to executable images or mmaped files will cause page faults. : They'll show up as vnode pageins as opposed to swap pageins in "vmstat : -s" or "systat -v". Ah, yes. I think I remember now. You don't actually 'load' all of an executable, you just map it to memory, and when an address is accessed the first time, it generates a page fault to bring it in, right? jm -- My other computer is your Windows box.