From owner-freebsd-stable@FreeBSD.ORG Thu Mar 31 07:54:08 2005 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 461F416A4CE for ; Thu, 31 Mar 2005 07:54:08 +0000 (GMT) Received: from ronald.echteman.nl (h8441134153.dsl.speedlinq.nl [84.41.134.153]) by mx1.FreeBSD.org (Postfix) with SMTP id 246ED43D1F for ; Thu, 31 Mar 2005 07:54:07 +0000 (GMT) (envelope-from ronald-freebsd8@klop.yi.org) Received: (qmail 23645 invoked from network); 31 Mar 2005 07:54:05 -0000 Received: from unknown (HELO laptop.thuis.klop.ws) (10.0.1.4) by ronald.echteman.nl with SMTP; 31 Mar 2005 07:54:05 -0000 Received: (qmail 11272 invoked from network); 31 Mar 2005 07:54:03 -0000 Received: from localhost.thuis.klop.ws (HELO smtp.local) (127.0.0.1) by localhost.thuis.klop.ws with SMTP; 31 Mar 2005 07:54:03 -0000 To: freebsd-stable@freebsd.org References: <20050331070409.GD46288@dan.emsphone.com> Message-ID: Date: Thu, 31 Mar 2005 09:53:59 +0200 From: "Ronald Klop" Content-Type: text/plain; format=flowed; delsp=yes; charset=iso-8859-1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit In-Reply-To: <20050331070409.GD46288@dan.emsphone.com> User-Agent: Opera M2/7.54 (FreeBSD, build 955) Subject: Re: syscons options and memory use X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 31 Mar 2005 07:54:08 -0000 On Thu, 31 Mar 2005 01:04:10 -0600, Dan Nelson wrote: > In the last episode (Mar 31), Ronald Klop said: >> The syscons manual page says: >> " The following options will remove some features from the syscons >> driver and save kernel memory. >> [...] >> SC_NO_SYSMOUSE >> This option removes mouse support in the syscons driver. >> The mouse daemon moused(8) will fail if this option is >> defined. This option implies the SC_NO_CUTPASTE option >> too. >> " >> >> How much memory does this save (or how can I discover that)? Is it worth >> it on a 96MB PentiumII laptop? > > I would guess that the memory savings is probably on the order of > kilobytes. Useful if you're trying to prevent excessive swapping on an > 8MB system. Not worth disabling on your system. How can I see the size of my kernel? I know vmstat -m and netstat -m, but from that info I don't see if I reduced the memory footprint after disabling an option or device. -- Ronald Klop, Amsterdam, The Netherlands