Date: Mon, 17 Nov 2014 20:22:54 -0600 From: "William A. Mahaffey III" <wam@hiwaay.net> To: freebsd-questions@freebsd.org Subject: Re: upgrading 9.3 / ZFS v28 Message-ID: <546AAD7E.4080603@hiwaay.net> In-Reply-To: <546A91D4.3070009@networktest.com> References: <54697AA5.6040804@networktest.com> <20141117123929.GB60429@ozzmosis.com> <546A1538.4040801@networktest.com> <20141117181527.GA62908@ozzmosis.com> <546A91D4.3070009@networktest.com>
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On 11/17/14 18:24, David Newman wrote: > On 11/17/14, 10:15 AM, andrew clarke wrote: >> On Mon 2014-11-17 07:33:12 UTC-0800, David Newman (dnewman@networktest.com) wrote: >> >>>>> Greetings. For a system running 9.3-RELEASE with ZFS v28 on the root >>>>> partition (I did this manually long ago), are there any gotchas for >>>>> upgrading to 10.1? >>> Hmmm...this could have gone better for me: >>> >>> To install the downloaded upgrades, run "/usr/sbin/freebsd-update install". >>> root@boonen:~ # freebsd-update install >>> Installing updates...chflags: ///var/empty: Read-only file system >>> >>> Normally, freebsd-update returns a reboot-and-proceed message at this >>> point. Also, this system has no /var/empty partition. >>> >>> How to proceed? >>> >>> Thanks! >> Ah yes, I encountered that error too. I think you'll find you do have >> a /var/empty judging from the above error. On my system: >> >> $ zfs list | grep empty >> zroot/var/empty 14K 239G 14K /var/empty >> >> $ zfs get readonly zroot/var/empty >> NAME PROPERTY VALUE SOURCE >> zroot/var/empty readonly on local >> >> So this is necessary before you run freebsd-update: >> >> # zfs set readonly=off zroot/var/empty >> >> Obviously, set readonly=on after freebsd-update has finished: >> >> # zfs set readonly=on zroot/var/empty > Thanks very much for that. With those changes, the install completed > successfully. > > As for upgrading ZFS, I think it's done save for one issue. > > This command will upgrade the zpool, even when mounted: > > zpool upgrade -a > > This command will take the system offline, as I learned the hard way: > > zfs upgrade > > The right way to do this: > > 1. Boot into a LiveCD. I used the FreeBSD 10.1 DVD. > > 2. For each boot partition, use this command: > > # gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 1 ada0 > > This assumes that (a) the freebsd-boot partition is first on the disk > and ada0 is the disk. Use "gpart show" to verify this. > > This system has four disks, each with a freebsd-boot partition, so I > went on like this: > > # gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 2 ada1 > # gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 3 ada2 > # gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 4 ada3 > > ...and I got an invalid index error on that last one, even though it's > set up the same as the others. > > The system seems to boot and run OK, but I'm not sure why that last > command failed. > > dn > > > > >> Regards >> Andrew >> > _______________________________________________ > 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" > -i <0-3>, not <1-4>, i.e. zero-based counting ? My man page says otherwise (9.3RELEASE-p3), so maybe not .... $0.02, no more no less .... -- William A. Mahaffey III ---------------------------------------------------------------------- "The M1 Garand is without doubt the finest implement of war ever devised by man." -- Gen. George S. Patton Jr.
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