From owner-freebsd-hackers@FreeBSD.ORG Thu Apr 7 08:51:38 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 B875316A4D0 for ; Thu, 7 Apr 2005 08:51:38 +0000 (GMT) Received: from outgoing.redshift.com (outgoing.redshift.com [207.177.231.8]) by mx1.FreeBSD.org (Postfix) with ESMTP id 953CE43D53 for ; Thu, 7 Apr 2005 08:51:38 +0000 (GMT) (envelope-from ray@redshift.com) Received: from workstation (216-228-19-21.dsl.redshift.com [216.228.19.21]) by outgoing.redshift.com (Postfix) with SMTP id D2A4497047; Thu, 7 Apr 2005 01:51:37 -0700 (PDT) Message-Id: <3.0.1.32.20050407015154.00aaeee8@pop.redshift.com> X-Mailer: na X-Sender: redshift.com Date: Thu, 07 Apr 2005 01:51:54 -0700 To: Stijn Hoop , Peter Jeremy From: ray@redshift.com In-Reply-To: <20050407083934.GN8381@pcwin002.win.tue.nl> References: <20050407083639.GD57256@cirb503493.alcatel.com.au> <42518AC9.5070208@comcast.net> <3.0.1.32.20050405052601.00ab4388@pop.redshift.com> <20050407083639.GD57256@cirb503493.alcatel.com.au> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" cc: freebsd-hackers@freebsd.org Subject: Re: Kernel [memory] tweaking question 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: Thu, 07 Apr 2005 08:51:38 -0000 Yeah, the only mentions of tweaking these I could find on the web was in relation to Postgres. Ray At 10:39 AM 4/7/2005 +0200, Stijn Hoop wrote: | On Thu, Apr 07, 2005 at 06:36:39PM +1000, Peter Jeremy wrote: | > As far as I can tell, neither Apache nor MySQL | > use any SystemV IPC on FreeBSD. (The only thing that I've found that | > does use SHM is X in some modes). | | I know for a fact that PostgreSQL does use SysV IPC, and many times it | will run better if given more room to work with. | | But as you said, use ipcs(1) to verify this for yourself if you're | running Postgres. | | --Stijn | | -- | "Computer games don't affect kids; I mean if Pac-Man affected us as kids, | we'd all be running around in darkened rooms, munching magic pills and | listening to repetitive electronic music." | -- Kristian Wilson, Nintendo, Inc., 1989 | | Attachment Converted: "c:\eudora2\ATTACH\Re Kernel [memory] tweaking qu" |