Date: Sun, 27 Apr 2014 11:47:53 -0500 From: Wes Morgan <morganw@chemikals.org> To: Gena Guchin <ggulchin@icloud.com>, freebsd-fs@freebsd.org Subject: Re: ZFS unable to import pool Message-ID: <CALCz5MHuS%2B9yWwUAHpVsDBvSW66o3FSv8epg14eL3%2BDHaFMLxQ@mail.gmail.com> In-Reply-To: <op.xeteg9jkkndu52@ronaldradial.radialsg.local> References: <B493BD80-CDC2-4BA6-AC14-AE16B373A051@icloud.com> <op.xeppknthkndu52@ronaldradial.radialsg.local> <6DACDF6E-E1ED-49C0-975C-A91F68EA8840@icloud.com> <op.xeteg9jkkndu52@ronaldradial.radialsg.local>
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You stated before that all you did was zero the first sector of the drive, you should still be able to recover this. I would make an image of the drive first, and then try copying one of the backup labels over the corrupted ones. On Thu, Apr 24, 2014 at 4:40 AM, Ronald Klop <ronald-lists@klop.ws> wrote: > On Tue, 22 Apr 2014 18:36:48 +0200, Gena Guchin <ggulchin@icloud.com> > wrote: > > Ronald, >> >> 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? >> > > As I read the rest of the discussion I don't think this will help you. > People with more knowledge about ZFS have already explained a lot of your > problem. > > Ronald. > > > > >> >> thanks! >> >> >> On Apr 22, 2014, at 2:49 AM, Ronald Klop <ronald-lists@klop.ws> wrote: >> >> On Mon, 21 Apr 2014 21:29:27 +0200, Gena Guchin <ggulchin@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@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 >>>> config: >>>> >>>> storage UNAVAIL missing device >>>> raidz1-0 DEGRADED >>>> ada3 ONLINE >>>> ada4 ONLINE >>>> ada5 ONLINE >>>> ada6 ONLINE >>>> 248348789931078390 UNAVAIL cannot open >>>> cache >>>> ada1s2 >>>> logs >>>> 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. >>> >>> Ronald. >>> _______________________________________________ >>> freebsd-fs@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-fs >>> To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org" >>> >> _______________________________________________ > freebsd-fs@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-fs > To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org" >
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