From owner-freebsd-stable@FreeBSD.ORG Tue Oct 27 06:17:05 2009 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id CA5431065679 for ; Tue, 27 Oct 2009 06:17:05 +0000 (UTC) (envelope-from doconnor@gsoft.com.au) Received: from cain.gsoft.com.au (cain.gsoft.com.au [203.31.81.10]) by mx1.freebsd.org (Postfix) with ESMTP id 4B8188FC12 for ; Tue, 27 Oct 2009 06:17:04 +0000 (UTC) Received: from inchoate.gsoft.com.au (inchoate.gsoft.com.au [203.31.81.30]) (authenticated bits=0) by cain.gsoft.com.au (8.13.8/8.13.8) with ESMTP id n9R6H0ql027417 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO); Tue, 27 Oct 2009 16:47:00 +1030 (CST) (envelope-from doconnor@gsoft.com.au) From: "Daniel O'Connor" To: freebsd-stable@freebsd.org Date: Tue, 27 Oct 2009 16:46:48 +1030 User-Agent: KMail/1.9.10 References: In-Reply-To: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart5562399.cs5amNFbbN"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200910271646.55227.doconnor@gsoft.com.au> X-Spam-Score: -3.977 () ALL_TRUSTED,BAYES_00 X-Scanned-By: MIMEDefang 2.63 on 203.31.81.10 Cc: Pete French Subject: Re: whats best pracfive for ZFS on a whole disc these days ? X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Oct 2009 06:17:05 -0000 --nextPart5562399.cs5amNFbbN Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Mon, 26 Oct 2009, Pete French wrote: > just about to build a new ZFS based system and I was wondering > what the recommended way to dedicate a whole disc to ZFS is > these days. Should I just give it 'da1', 'da2' etc as I have > done in the past, or is it better to use GPT to create a > partition over the whole disc, which is marked as > being for freebsd-zfs ? > > Not that I have had any problems with simply using bare > drives, but the phrase 'dangerously dedicated' does keep > nagging at me, hence considering the GPT route :-) I put GPT's on mine and reserved a few Gb on each so I could swap/dump=20 on them (4Gb on each - overkill but kept them all the same size). Unfortunately it appears ZFS doesn't search for GPT partitions so if you=20 have them and swap the drives around you need to fix it up manually. =2D-=20 Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C --nextPart5562399.cs5amNFbbN Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.12 (FreeBSD) iD8DBQBK5pBX5ZPcIHs/zowRAhOHAJ9Ai0O7w+G8nW5M0v0aVSrQcGLbjgCfa/gY ym3jAbUgkSr3n7xPC3aZRDY= =6d2w -----END PGP SIGNATURE----- --nextPart5562399.cs5amNFbbN--