From owner-freebsd-questions@FreeBSD.ORG Fri Jan 8 16:12:56 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 D3C93106568B for ; Fri, 8 Jan 2010 16:12:56 +0000 (UTC) (envelope-from kraduk@googlemail.com) Received: from fg-out-1718.google.com (fg-out-1718.google.com [72.14.220.155]) by mx1.freebsd.org (Postfix) with ESMTP id 5DCF88FC21 for ; Fri, 8 Jan 2010 16:12:55 +0000 (UTC) Received: by fg-out-1718.google.com with SMTP id 19so1440685fgg.13 for ; Fri, 08 Jan 2010 08:12:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type; bh=z6hU5qpsJx8+a8/mPJU3Smi1UfY9GCcvd5Q5jUFKcdk=; b=CX3rezVCINe8mh/vXPDRmJ1uuMkcXwuuNA+Rwv6dK+vLJ4VH8PRKjz7Jdbtoqn756w 3CM3pR+P0z9YYe32NUQPBWfhUYuvP/n2JBqhS6+g8I806kU8i1xb5XmVFH6tuMQ0n+ox 74v62oLGxOEUVPJC+UWighTFYYX0VFiMJfyro= DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=OO9/ToraIVXXx0IiGMG/xAI3qlxX2G7a0Lu2lBot/vwVm/JXAPAt8etvsg1m2wM77h o+eIaibqVsxYVd+ICDFimsvE/+2QL+IIjccqIzWIA+g9m0YuQyncXxO/oAEns/H+vpBS 2Z85OrpEoSLNXxF/mE9q5vh7o/SNQtlOkJTq4= MIME-Version: 1.0 Received: by 10.239.136.133 with SMTP id h5mr3349181hbh.126.1262967175082; Fri, 08 Jan 2010 08:12:55 -0800 (PST) In-Reply-To: <29722c131001080759y69e22a67qddc8203ccf7a86f8@mail.gmail.com> References: <15FCFBD0-9B68-421B-A99C-1038BAD61362@gmail.com> <9c7c50c51001061243v5f4acd2dmef9507e5b3cfc365@mail.gmail.com> <29722c131001080750k24ff72c6tf4c319ebcdcfd0e8@mail.gmail.com> <29722c131001080759y69e22a67qddc8203ccf7a86f8@mail.gmail.com> Date: Fri, 8 Jan 2010 16:12:55 +0000 Message-ID: From: krad 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: Fri, 08 Jan 2010 16:12:57 -0000 2010/1/8 Anselm Strauss > Sorry, forgot the list ... > > ---------- Forwarded message ---------- > From: Anselm Strauss > Date: Fri, Jan 8, 2010 at 4:50 PM > Subject: Re: Booting from ZFS raidz > To: Sergiy Suprun > > > I've done some experiments with the 8.0 stable branch and the head branch > from SVN. I just recompiled /boot/loader but didn't have any luck. The > version from the stable branch gives me the exact same error, the head > version fails with a new error. Doesn't seem this is really ready at the > moment. I think I'll go with a separate mirror pool for now. > > Anselm > > > On Wed, Jan 6, 2010 at 9:43 PM, Sergiy Suprun >wrote: > > > 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" > >> > > > _______________________________________________ > 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" > you didnt export the pool at any point did you without reimporting it and copying the zpool.cache?