From owner-freebsd-stable Thu Oct 18 13:17:59 2001 Delivered-To: freebsd-stable@freebsd.org Received: from shemp.palomine.net (shemp.palomine.net [216.135.64.135]) by hub.freebsd.org (Postfix) with SMTP id 9E8E637B40E for ; Thu, 18 Oct 2001 13:17:48 -0700 (PDT) Received: (qmail 4604 invoked by uid 1000); 18 Oct 2001 17:31:01 -0000 Date: Thu, 18 Oct 2001 13:31:01 -0400 From: Chris Johnson To: "David W. Chapman Jr." Cc: stable@FreeBSD.ORG Subject: Re: dirpref gives massive performance boost Message-ID: <20011018133100.A4472@palomine.net> References: <20010928141246.A15515@xor.obsecurity.org> <20011002212002.4034283f.steveo@eircom.net> <20011002214353.A653@student.uu.se> <20011018083713.A20403@polands.org> <20011018144850.A1943@shikima.mine.nu> <20011018105736.A43973@leviathan.inethouston.net> <01c101c157f9$87868da0$fe0c4042@inethouston.net> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="C7zPtVaVf+AK4Oqc" Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <01c101c157f9$87868da0$fe0c4042@inethouston.net>; from dwcjr@inethouston.net on Thu, Oct 18, 2001 at 12:22:57PM -0500 Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG --C7zPtVaVf+AK4Oqc Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Oct 18, 2001 at 12:22:57PM -0500, David W. Chapman Jr. wrote: > > Dirpref is not something which is "enabled" or "disabled", not in > > the same sense as softupdates is "enabled". > > > > Dirpref is a smarter layout of information in a partition. You > > need a version of the system which knows HOW to do that smarter > > layout, and then you just rebuild the partition. There is no > > switch to turn on and off. > > > I'm not looking to turn if off or on, just to see whether a file system of > mine has that capability in it or if I need to newfs it. If your kernel has the capability--i.e. you built it after the dirpref code was added--then all your file systems have the capability. It can't not be enabled. Chris Johnson --C7zPtVaVf+AK4Oqc Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (FreeBSD) Comment: For info see http://www.gnupg.org iD8DBQE7zxHTyeUEMvtGLWERAoeCAKCaqKHEay6FWqireZRrJK8M1E3qzACgwtov y2WdRhrpyZQ0S1oJNFq/SU4= =d27L -----END PGP SIGNATURE----- --C7zPtVaVf+AK4Oqc-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message