ZFS newbie: pools/mounts not surviving reboots?
Fabian Keil
freebsd-listen at fabiankeil.de
Fri Aug 29 16:51:37 UTC 2008
"Doug Poland" <doug at polands.org> wrote:
> I'm a newbie when it comes to ZFS and am doing some experimentation to
> get up-to-speed. I've been using the man pages, wiki and freebsd-fs
> for reference.
>
> Right now I'm running in a VM on 7.x i386. I've created a pool with
> the intention of housing /var :
>
> # zpool create zfs01 da7
> # zfs create zfs01/var
> # dump -0aLC8 -f- /var | ( cd /zfs01/var && restore -rf- )
> # zfs set mountpoint=/var zfs01/var
> # df -h
> Filesystem Size Used Avail Capacity Mounted on
> /dev/mirror/gm0s1a 989M 128M 782M 14% /
> devfs 1.0K 1.0K 0B 100% /dev
> /dev/da3s1d 989M 468K 910M 0% /var
> /dev/da4s1d 989M 12K 910M 0% /tmp
> /dev/da5s1d 989M 390M 520M 43% /usr
> /dev/da6s1d 989M 180K 910M 0% /home
> zfs01 983M 128K 983M 0% /zfs01
> zfs01/var 984M 640K 983M 0% /zfs01/var
> fbsd7xvm# zfs set mountpoint=/var zfs01/var
> fbsd7xvm# mount
> /dev/mirror/gm0s1a on / (ufs, local)
> devfs on /dev (devfs, local)
> /dev/da3s1d on /var (ufs, local, soft-updates)
> /dev/da4s1d on /tmp (ufs, local, soft-updates)
> /dev/da5s1d on /usr (ufs, local, soft-updates)
> /dev/da6s1d on /home (ufs, local, soft-updates)
> zfs01 on /zfs01 (zfs, local)
> zfs01/var on /var (zfs, local)
>
>
> Ok, so far so good. My ZFS pool is mounted under /var. However,
> after I reboot, the pool is no longer mounted
>
> # df -h
> Filesystem Size Used Avail Capacity Mounted on
> /dev/mirror/gm0s1a 989M 129M 781M 14% /
> devfs 1.0K 1.0K 0B 100% /dev
> /dev/da4s1d 989M 12K 910M 0% /tmp
> /dev/da5s1d 989M 390M 520M 43% /usr
> /dev/da6s1d 989M 184K 910M 0% /home
>
> # zfs list
> NAME USED AVAIL REFER MOUNTPOINT
> zfs01 648K 983M 18K /zfs01
> zfs01/var 528K 983M 528K /var
>
>
> So what am I doing wrong?
Did you add 'zfs_enable="YES"' to /etc/rc.conf?
Fabian
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