From owner-freebsd-questions@FreeBSD.ORG Wed Jan 6 21:05:53 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id F2BF3106568F for ; Wed, 6 Jan 2010 21:05:53 +0000 (UTC) (envelope-from sergiy.suprun@gmail.com) Received: from mail-ew0-f226.google.com (mail-ew0-f226.google.com [209.85.219.226]) by mx1.freebsd.org (Postfix) with ESMTP id 80E208FC1A for ; Wed, 6 Jan 2010 21:05:53 +0000 (UTC) Received: by ewy26 with SMTP id 26so15907526ewy.3 for ; Wed, 06 Jan 2010 13:05:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type; bh=T9Z5CGvF+ZkQxIxlUodcY0MXomNzLV3XAVIAgtQUY6c=; b=F0Hgcwh04wNCZ7fwSHeRUAp94l0Evbeq9jAi809hBZ5ve/oikp1ff5hUhITEJoTHSe GysLdNJj9vhjAVA/Vl5MqP75FCAnCilQyyeRtCUwsgcyKL8VR+thIQ2BFqiY7nfYg0pr USv0NGKVTfHYv20FDF5MnO/t9NsoRlFtMjbpw= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=XC4Zu5C3+G3H7wUd5KXKDU72Eo7eaTjd2/VU8QNpQQGruMiFg2L1CBBwIQl7tTpR51 I8xMA2JjY6Kmd+/2KHvdFWS6bAwMNgy2dWbA7G7XxD5lfXkAnsqSNyuk8fE06eCmepo1 tm/KeFU8iSN6qX/TOB6bkk7hLAX8F291mRemo= MIME-Version: 1.0 Received: by 10.213.2.70 with SMTP id 6mr21270539ebi.30.1262810618782; Wed, 06 Jan 2010 12:43:38 -0800 (PST) In-Reply-To: <15FCFBD0-9B68-421B-A99C-1038BAD61362@gmail.com> References: <15FCFBD0-9B68-421B-A99C-1038BAD61362@gmail.com> Date: Wed, 6 Jan 2010 22:43:38 +0200 Message-ID: <9c7c50c51001061243v5f4acd2dmef9507e5b3cfc365@mail.gmail.com> From: Sergiy Suprun To: Anselm Strauss Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-questions@freebsd.org Subject: Re: Booting from ZFS raidz X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 06 Jan 2010 21:05:54 -0000 Hi. Some time ago I follow instruction from this wiki http://wiki.freebsd.org/RootOnZFS and I had a problem like yours. After some experiments I build loader from CURRENT, and boot fine from raidz2 zpool. I don't know, may be now this code avialable in 8-STABLE. On Wed, Jan 6, 2010 at 20:25, Anselm Strauss wrote: > Hi, > > I'm experimenting with a ZFS only system and booting from it in VirtualBox. > Thanks to various mails and forum posts from the net I have a working > scenario with booting from a ZFS mirror. However, I can't get the thing to > work with raidz with the exactly same setup, except that the pool is now > raidz instead of mirror and there is one more disk. I feel sure I have all > the stuff with partitioning, boot loader installation, etc. right. I tested > this with version 8.0-RELEASE on 64bit. > > Now, before I go into detailed explaining, is raidz really supported? I > always get the following error after it says "FreeBSD/i386 bootstrap loader, > Revision 1.1": > > ZFS: i/o error - all block copies unavailable > ZFS: can't read MOS object directory > (repeats a lot) > Can't find root filesystem - giving up > can't load 'kernel' > > I think the "MOS" message comes from zfs_mount_root() in > /usr/src/sys/boot/zfs/zfsimpl.c. I asume that is the point when /boot/loader > has been loaded and now wants to load the kernel into memory. After that > error I'm in the loader prompt. When I try to load any file I always get the > same error as above. > > Anyone any ideas? > > Thanks, > Anselm_______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to " > freebsd-questions-unsubscribe@freebsd.org" >