[OpenIndiana-discuss] Zfs import fails

George Wilson george.wilson at delphix.com
Thu Feb 7 18:08:59 UTC 2013


Ram,

Would it be possible to get ssh access to the box? If so, then I might 
be able to help to figure out why you can't import.

Thanks,
George

On 2/7/13 7:49 AM, Ram Chander wrote:
> The drives are in Coraid  connected to the server via Coraid 10G HBA card.
> Its exported and imported on the same host but after OS upgrade ( format OS
> disk and install again ). Before OS upgrade, zpool export was issued and
> when tried to import it faults as below. The pool is not functional in any
> system now.  Tried -d /dev/dsk option but no luck.
>
>
> root at storage1:~# zpool import
>     pool: pool1
>       id: 10136140719439709374
>    state: FAULTED
>   status: The pool was last accessed by another system.
>   action: The pool cannot be imported due to damaged devices or data.
>          The pool may be active on another system, but can be imported using
>          the '-f' flag.
>     see: http://illumos.org/msg/ZFS-8000-EY
>   config:
>
>          pool1  FAULTED  corrupted data
>            raidz1-0   ONLINE
>              c5t1d0   UNAVAIL  corrupted data
>              c5t1d1   UNAVAIL  corrupted data
>              c5t1d2   UNAVAIL  corrupted data
>              c5t1d3   UNAVAIL  corrupted data
>              c5t1d4   UNAVAIL  corrupted data
>            raidz1-1   ONLINE
>              c5t1d5   UNAVAIL  corrupted data
>              c5t1d6   UNAVAIL  corrupted data
>              c5t1d7   UNAVAIL  corrupted data
>              c5t1d8   UNAVAIL  corrupted data
>              c5t1d9   UNAVAIL  corrupted data
>            raidz1-2   ONLINE
>              c5t1d10  UNAVAIL  corrupted data
>              c5t1d11  UNAVAIL  corrupted data
>              c5t1d12  UNAVAIL  corrupted data
>              c5t1d13  UNAVAIL  corrupted data
>              c5t1d14  UNAVAIL  corrupted data
>            raidz1-3   ONLINE
>              c5t1d15  UNAVAIL  corrupted data
>              c5t1d16  UNAVAIL  corrupted data
>              c5t1d17  UNAVAIL  corrupted data
>              c5t1d18  UNAVAIL  corrupted data
>              c5t1d19  UNAVAIL  corrupted data
>            raidz1-4   ONLINE
>              c5t1d20  UNAVAIL  corrupted data
>              c5t1d21  UNAVAIL  corrupted data
>              c5t1d22  UNAVAIL  corrupted data
>              c5t1d23  UNAVAIL  corrupted data
>              c5t1d24  UNAVAIL  corrupted data
>            raidz1-5   ONLINE
>              c5t1d25  UNAVAIL  corrupted data
>              c5t1d26  UNAVAIL  corrupted data
>              c5t1d27  UNAVAIL  corrupted data
>              c5t1d28  UNAVAIL  corrupted data
>              c5t1d29  UNAVAIL  corrupted data
>            raidz1-6   ONLINE
>              c5t1d30  UNAVAIL  corrupted data
>              c5t1d31  UNAVAIL  corrupted data
>              c5t1d32  UNAVAIL  corrupted data
>              c5t1d33  UNAVAIL  corrupted data
>              c5t1d34  UNAVAIL  corrupted data
>            raidz1-7   ONLINE
>              c5t2d0   UNAVAIL  corrupted data
>              c5t2d1   UNAVAIL  corrupted data
>              c5t2d2   UNAVAIL  corrupted data
>              c5t2d3   UNAVAIL  corrupted data
>              c5t2d4   UNAVAIL  corrupted data
>            raidz1-8   ONLINE
>              c5t2d5   UNAVAIL  corrupted data
>              c5t2d6   UNAVAIL  corrupted data
>              c5t2d7   UNAVAIL  corrupted data
>              c5t2d8   UNAVAIL  corrupted data
>              c5t2d9   UNAVAIL  corrupted data
>            raidz1-9   ONLINE
>              c5t2d10  UNAVAIL  corrupted data
>              c5t2d11  UNAVAIL  corrupted data
>              c5t2d12  UNAVAIL  corrupted data
>              c5t2d13  UNAVAIL  corrupted data
>              c5t2d14  UNAVAIL  corrupted data
>            raidz1-10  ONLINE
>              c5t2d15  UNAVAIL  corrupted data
>              c5t2d16  UNAVAIL  corrupted data
>              c5t2d17  UNAVAIL  corrupted data
>              c5t2d18  UNAVAIL  corrupted data
>              c5t2d19  UNAVAIL  corrupted data
>            raidz1-11  ONLINE
>              c5t2d20  UNAVAIL  corrupted data
>              c5t2d21  UNAVAIL  corrupted data
>              c5t2d22  UNAVAIL  corrupted data
>              c5t2d23  UNAVAIL  corrupted data
>              c5t2d24  UNAVAIL  corrupted data
>            raidz1-12  ONLINE
>              c5t2d25  UNAVAIL  corrupted data
>              c5t2d26  UNAVAIL  corrupted data
>              c5t2d27  UNAVAIL  corrupted data
>              c5t2d28  UNAVAIL  corrupted data
>              c5t2d29  UNAVAIL  corrupted data
>            raidz1-13  ONLINE
>              c5t2d30  UNAVAIL  corrupted data
>              c5t2d31  UNAVAIL  corrupted data
>              c5t2d32  UNAVAIL  corrupted data
>              c5t2d33  UNAVAIL  corrupted data
>              c5t2d34  UNAVAIL  corrupted data
>            raidz1-14  ONLINE
>              c5t3d0   ONLINE
>              c5t3d1   ONLINE
>              c5t3d2   ONLINE
>              c5t3d3   ONLINE
>              c5t3d4   ONLINE
>            raidz1-15  ONLINE
>              c5t3d5   ONLINE
>              c5t3d6   ONLINE
>              c5t3d7   ONLINE
>              c5t3d8   ONLINE
>              c5t3d9   ONLINE
>            raidz1-16  ONLINE
>              c5t3d10  ONLINE
>              c5t3d11  ONLINE
>              c5t3d12  ONLINE
>              c5t3d13  ONLINE
>              c5t3d14  ONLINE
>            raidz1-17  ONLINE
>              c5t3d15  ONLINE
>              c5t3d16  ONLINE
>              c5t3d17  ONLINE
>              c5t3d18  ONLINE
>              c5t3d19  ONLINE
>            raidz1-18  ONLINE
>              c5t3d20  ONLINE
>              c5t3d21  ONLINE
>              c5t3d22  ONLINE
>              c5t3d23  ONLINE
>              c5t3d24  ONLINE
>            raidz1-19  ONLINE
>              c5t3d25  ONLINE
>              c5t3d26  ONLINE
>              c5t3d27  ONLINE
>              c5t3d28  ONLINE
>              c5t3d29  ONLINE
>            raidz1-20  ONLINE
>              c5t3d30  UNAVAIL  corrupted data
>              c5t3d31  UNAVAIL  corrupted data
>              c5t3d32  UNAVAIL  corrupted data
>              c5t3d33  UNAVAIL  corrupted data
>              c5t1d35  UNAVAIL  corrupted data
>
> root at host:~# zpool import -FfX pool1
> cannot import 'pool1': one or more devices is currently unavailable
>
> root at host:~# zpool import -f  pool1
> cannot import 'pool1': I/O error
>         Destroy and re-create the pool from
>         a backup source.
>
>
>
> On Wed, Feb 6, 2013 at 5:58 PM, Edward Ned Harvey (openindiana) <
> openindiana at nedharvey.com> wrote:
>
>>> From: Ram Chander [mailto:ramquick at gmail.com]
>>>
>>> I had a  zpool thats exported on another system and when i try to import,
>>> it fails. Any idea how to recover ?
>> Start by proving there isn't some other problem.  Import the pool again on
>> the same system that did the export.  Assuming you can successfully import,
>> capture a "zpool status" and then export again and get back to your new
>> system...
>>
>> Show us the zpool status for the pool while it's functional in the old
>> system.
>>
>> Your error message said missing device.  ("one or more devices currently
>> unavailable").  Make sure you "devfsadm -Cv" on the new system, and make
>> sure the new disks are all appearing.
>>
>> Your pool isn't based on partitions or slices, is it?  If so, you'll have
>> to specify the devices manually.  (I think it's zpool import -d)
>>
>> What type of disk controllers do you have in the new & old systems?  Many
>> HBA's will occupy some space for their config & meta data on the drives,
>> transparently to the OS.  This makes the drives incompatible with other
>> systems, other than similar compatible HBA's.
>>
>> Ideally, you'll have simple braindead SATA/SAS controllers on both the
>> source and destination machines.  Because they won't add any custom data to
>> the drives; they just present the drive to the OS, simple as that.
>>
>>
>> _______________________________________________
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>>
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