From owner-freebsd-fs@FreeBSD.ORG Mon Jun 9 12:50:00 2014 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 9467D671; Mon, 9 Jun 2014 12:50:00 +0000 (UTC) Received: from thebighonker.lerctr.org (lrosenman-1-pt.tunnel.tserv8.dal1.ipv6.he.net [IPv6:2001:470:1f0e:3ad::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "thebighonker.lerctr.org", Issuer "CA Cert Signing Authority" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 64C682101; Mon, 9 Jun 2014 12:50:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lerctr.org; s=lerami; h=Message-ID:References:In-Reply-To:Subject:Cc:To:From:Date:Content-Transfer-Encoding:Content-Type:MIME-Version; bh=WfPz/ebV6CHfMudZTztNMUQhnN9F/0vqmCH8aV+XGlw=; b=XkqkkF4gaaO6z+xZkB+cE2bZwlpe+xMc4uLfeNH85Sgaz46ol5sOE6uPNzeMDIDC2CUf1cUgMPrqwo8K4HD9FivJJ0SvNgKsCVX+bSxq55m09gMSh44AeU1vEz+r8j60uRackY5ziqURTP/BGSwcn8GxeqDUIvX6Fbxzo56tzo0=; Received: from localhost.lerctr.org ([127.0.0.1]:12509 helo=webmail.lerctr.org) by thebighonker.lerctr.org with esmtpsa (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.82 (FreeBSD)) (envelope-from ) id 1Wtz1Q-000ILE-Re; Mon, 09 Jun 2014 07:49:58 -0500 Received: from host.alcatel.com ([198.205.55.139]) by webmail.lerctr.org with HTTP (HTTP/1.1 POST); Mon, 09 Jun 2014 07:48:04 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Mon, 09 Jun 2014 07:48:04 -0500 From: Larry Rosenman To: Martin Simmons Subject: Re: Is ZFS Multi-vdev root pool configuration discovery =?UTF-8?Q?supported=3F?= In-Reply-To: <201406091243.s59Ch55n026817@higson.cam.lispworks.com> References: <201406061624.s56GOOx7015821@higson.cam.lispworks.com> <53932846.20806@FreeBSD.org> <201406091243.s59Ch55n026817@higson.cam.lispworks.com> Message-ID: X-Sender: ler@lerctr.org User-Agent: Roundcube Webmail/1.0.1 X-Spam-Score: -3.6 (---) X-LERCTR-Spam-Score: -3.6 (---) X-Spam-Report: SpamScore (-3.6/5.0) ALL_TRUSTED=-1, BAYES_00=-1.9, RP_MATCHES_RCVD=-0.651 X-LERCTR-Spam-Report: SpamScore (-3.6/5.0) ALL_TRUSTED=-1, BAYES_00=-1.9, RP_MATCHES_RCVD=-0.651 Cc: freebsd-fs@freebsd.org, owner-freebsd-fs@freebsd.org X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 09 Jun 2014 12:50:00 -0000 On 2014-06-09 07:43, Martin Simmons wrote: >>>>>> On Sat, 07 Jun 2014 17:57:10 +0300, Andriy Gapon said: >> >> on 06/06/2014 19:24 Martin Simmons said the following: >> > Hi, >> > >> > Does anyone know if FreeBSD 9.2 (or indeed head) supports "Root On ZFS" with a >> > multi-vdev pool (e.g. 4 disks configured as two mirrored pairs)? >> > >> > Looking at the source, sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c >> > contains the comment: >> > >> > /* >> > * Multi-vdev root pool configuration discovery is not supported yet. >> > */ >> > >> > but the code below it from r243502 suggests that this is no longer true. >> >> This is a stale comment, it must be removed. > > Thanks, that's good to know. For the record I've been booting off a 6-disk raidZ1 pool for a LONG time. I have boot code on all 6 disks, and can rearrange them at will and boot off any of them. > > __Martin > _______________________________________________ > freebsd-fs@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-fs > To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org" -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 214-642-9640 (c) E-Mail: ler@lerctr.org US Mail: 108 Turvey Cove, Hutto, TX 78634-5688