From owner-freebsd-fs@FreeBSD.ORG Fri Sep 21 11:36:31 2007 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7CDAE16A468 for ; Fri, 21 Sep 2007 11:36:31 +0000 (UTC) (envelope-from freebsd-fs@m.gmane.org) Received: from ciao.gmane.org (main.gmane.org [80.91.229.2]) by mx1.freebsd.org (Postfix) with ESMTP id 0A77213C465 for ; Fri, 21 Sep 2007 11:36:31 +0000 (UTC) (envelope-from freebsd-fs@m.gmane.org) Received: from list by ciao.gmane.org with local (Exim 4.43) id 1IYgns-0003m1-6q for freebsd-fs@freebsd.org; Fri, 21 Sep 2007 13:36:12 +0200 Received: from lara.cc.fer.hr ([161.53.72.113]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 21 Sep 2007 13:36:12 +0200 Received: from ivoras by lara.cc.fer.hr with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 21 Sep 2007 13:36:12 +0200 X-Injected-Via-Gmane: http://gmane.org/ To: freebsd-fs@freebsd.org From: Ivan Voras Date: Fri, 21 Sep 2007 13:35:47 +0200 Lines: 46 Message-ID: References: <46F3A64C.4090507@fluffles.net> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-ripemd160; protocol="application/pgp-signature"; boundary="------------enig32BE1CB392C24DEE913EB202" X-Complaints-To: usenet@sea.gmane.org X-Gmane-NNTP-Posting-Host: lara.cc.fer.hr User-Agent: Thunderbird 1.5.0.12 (X11/20060911) In-Reply-To: <46F3A64C.4090507@fluffles.net> X-Enigmail-Version: 0.94.4.0 Sender: news Subject: Re: Writing contigiously to UFS2? X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 21 Sep 2007 11:36:31 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig32BE1CB392C24DEE913EB202 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable Fluffles wrote: > Even worse: data is being stored at weird locations, so that my energy = > efficient NAS project becomes crippled. Even with the first 400GB of=20 > data, it's storing that on the first 4 disks in my concat configuration= ,=20 > In the past when testing geom_raid5 I've tried to tune newfs parameters= =20 > so that it would write contiguously but still there were regular 2-phas= e=20 > writes which mean data was not written contiguously. I really dislike=20 > this behavior. I agree, this is my least favorite aspect of UFS (maybe together with=20 nonimplementation of extents), for various reasons. I feel it's time to=20 start heavy lobbying for finishing FreeBSD's implementations of XFS and=20 raiserfs :) (ZFS is not the ultimate solution: 1) replacing UFS monoculture with ZFS = monoculture will sooner or later yield problems, and 2) sometimes a=20 "dumb" unix filesystem is preferred to the "smart" ZFS). --------------enig32BE1CB392C24DEE913EB202 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (GNU/Linux) Comment: Using GnuPG with SUSE - http://enigmail.mozdev.org iD8DBQFG86yTldnAQVacBcgRA6qHAJ9q44TYMr5HghYLvGLddFNJXoRljgCeNONU cMqIOf4ZoHWLPQEGl2vvSCA= =dlel -----END PGP SIGNATURE----- --------------enig32BE1CB392C24DEE913EB202--