From owner-freebsd-hackers@FreeBSD.ORG Thu Apr 7 08:39:38 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 6182C16A4CE for ; Thu, 7 Apr 2005 08:39:38 +0000 (GMT) Received: from kweetal.tue.nl (kweetal.tue.nl [131.155.3.6]) by mx1.FreeBSD.org (Postfix) with ESMTP id D348943D49 for ; Thu, 7 Apr 2005 08:39:37 +0000 (GMT) (envelope-from stijn@pcwin002.win.tue.nl) Received: by kweetal.tue.nl (Postfix, from userid 40) id BB7E013B681; Thu, 7 Apr 2005 10:39:36 +0200 (CEST) Received: from pcwin002.win.tue.nl (pcwin002.win.tue.nl [131.155.71.72]) by kweetal.tue.nl (Postfix) with ESMTP id F303713B609; Thu, 7 Apr 2005 10:39:34 +0200 (CEST) Received: (from stijn@localhost) by pcwin002.win.tue.nl (8.13.3/8.13.1/Submit) id j378dY2H023439; Thu, 7 Apr 2005 10:39:34 +0200 (CEST) (envelope-from stijn) Date: Thu, 7 Apr 2005 10:39:34 +0200 From: Stijn Hoop To: Peter Jeremy Message-ID: <20050407083934.GN8381@pcwin002.win.tue.nl> Mail-Followup-To: Stijn Hoop , Peter Jeremy , ray@redshift.com, freebsd-hackers@freebsd.org References: <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: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="bjuZg6miEcdLYP6q" Content-Disposition: inline In-Reply-To: <20050407083639.GD57256@cirb503493.alcatel.com.au> User-Agent: Mutt/1.4.2.1i X-Bright-Idea: Let's abolish HTML mail! X-Spam-DCC: : kweetal.tue.nl 1182; Body=1 Fuz1=1 Fuz2=1 X-Spam-Checker-Version: SpamAssassin 2.64 (2004-01-11) on kweetal.tue.nl X-Spam-Level: X-Spam-Status: No, hits=-4.9 required=6.3 tests=BAYES_00 autolearn=ham version=2.64 cc: freebsd-hackers@freebsd.org cc: ray@redshift.com 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 08:39:38 -0000 --bjuZg6miEcdLYP6q Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable 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 --=20 "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 --bjuZg6miEcdLYP6q Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (FreeBSD) iD8DBQFCVPHGY3r/tLQmfWcRAh2OAJ9r0DDxPkGpTQjUZcY4HG12PqV3SwCdFht6 P5nv+TYDMka/AYesyzfQ2Ss= =GhRH -----END PGP SIGNATURE----- --bjuZg6miEcdLYP6q--