From owner-freebsd-fs@FreeBSD.ORG Mon Jun 9 12:43:14 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 B1952589 for ; Mon, 9 Jun 2014 12:43:14 +0000 (UTC) Received: from lwfs1-cam.cam.lispworks.com (mail.lispworks.com [46.17.166.21]) by mx1.freebsd.org (Postfix) with ESMTP id 4EF1B20B0 for ; Mon, 9 Jun 2014 12:43:13 +0000 (UTC) Received: from higson.cam.lispworks.com (higson.cam.lispworks.com [192.168.1.7]) by lwfs1-cam.cam.lispworks.com (8.14.5/8.14.5) with ESMTP id s59Ch5ht088843; Mon, 9 Jun 2014 13:43:05 +0100 (BST) (envelope-from martin@lispworks.com) Received: from higson.cam.lispworks.com (localhost.localdomain [127.0.0.1]) by higson.cam.lispworks.com (8.14.4) id s59Ch52l026821; Mon, 9 Jun 2014 13:43:05 +0100 Received: (from martin@localhost) by higson.cam.lispworks.com (8.14.4/8.14.4/Submit) id s59Ch55n026817; Mon, 9 Jun 2014 13:43:05 +0100 Date: Mon, 9 Jun 2014 13:43:05 +0100 Message-Id: <201406091243.s59Ch55n026817@higson.cam.lispworks.com> From: Martin Simmons To: freebsd-fs@FreeBSD.org In-reply-to: <53932846.20806@FreeBSD.org> (message from Andriy Gapon on Sat, 07 Jun 2014 17:57:10 +0300) Subject: Re: Is ZFS Multi-vdev root pool configuration discovery supported? References: <201406061624.s56GOOx7015821@higson.cam.lispworks.com> <53932846.20806@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 12:43:14 -0000 >>>>> 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. __Martin