ZFS unable to import pool
lkateley at kateley.com
Tue Apr 22 16:39:35 UTC 2014
Have you tried to offline the disk? Then online the disk?
On 4/22/14, 11:36 AM, Gena Guchin wrote:
> system does see the disk, ada7, in this case. Nothing has been disconnected from the system.
> what steps do you suggest I take with GEOM?
> On Apr 22, 2014, at 2:49 AM, Ronald Klop <ronald-lists at klop.ws> wrote:
>> On Mon, 21 Apr 2014 21:29:27 +0200, Gena Guchin <ggulchin at icloud.com> wrote:
>>> Hello FreeBSD users,
>>> my appologies for reposting, but I'd really need your help!
>>> I have this huge problem with my ZFS server. I have accidentally formatted one of the drives in exported ZFS pool. and now I can’t import the pool back. this is extremely important pool for me. device that is missing is still attached to the system. Any help would be greatly appreciated.
>>> #uname -a
>>> FreeBSD XXX 10.0-RELEASE FreeBSD 10.0-RELEASE #0 r260789: Thu Jan 16 22:34:59 UTC 2014 root at snap.freebsd.org:/usr/obj/usr/src/sys/GENERIC amd64
>>> #zpool import
>>> pool: storage
>>> id: 11699153865862401654
>>> state: UNAVAIL
>>> status: One or more devices are missing from the system.
>>> action: The pool cannot be imported. Attach the missing
>>> devices and try again.
>>> see: http://illumos.org/msg/ZFS-8000-6X
>>> storage UNAVAIL missing device
>>> raidz1-0 DEGRADED
>>> ada3 ONLINE
>>> ada4 ONLINE
>>> ada5 ONLINE
>>> ada6 ONLINE
>>> 248348789931078390 UNAVAIL cannot open
>>> ada1s1 ONLINE
>>> Additional devices are known to be part of this pool, though their
>>> exact configuration cannot be determined.
>>> # zpool list
>>> NAME SIZE ALLOC FREE CAP DEDUP HEALTH ALTROOT
>>> zroot 920G 17.9G 902G 1% 1.00x ONLINE -
>>> # zpool upgrade
>>> This system supports ZFS pool feature flags.
>>> All pools are formatted using feature flags.
>>> Every feature flags pool has all supported features enabled.
>>> # zfs upgrade
>>> This system is currently running ZFS filesystem version 5.
>>> All filesystems are formatted with the current version.
>>> Thanks a lot!
>> Does FreeBSD see the disk? Is it in /dev/ada2 (or another number)?
>> If FreeBSD does not know anything about the disk, ZFS can't either. A reboot or some fiddling (partitioning?) with GEOM might make the disk reappear.
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