Hi Motaz,
Sorry to hear that! Do you see the external drivers at all, with
diskpart or fdisk -l? If you can see them with diskpart, does it show GPT
label?
On Mon, Nov 26, 2018, 7:34 AM [email protected] <
[email protected] wrote:
> Dear ZFS developers,
>
> We are a scientific research center in Berlin, and we are using ZFS as
> file system for our servers.
>
> We need an urgent help in this issue:
>
> We have one DELL machine (CentOS 6) was running as File server:
>
> 1- It has 2 rear drives with RAID mirror, where the OS was installed.
> 2- It has 16 front drives (SEAGATE) 6TB.
> 3- It is attached to external DISK enclosure with 30 external drives * 6TB
> 4- It has a zpool (data18) contains 16 (front disks) + 30 (external disks).
>
> We reinstall a new OS (CentOS 7.4) on the rear drives but we found that
> the GPT partition table was lost for 30 external drives, then the zpool
> failed to import the dataset again
>
> $ zpool import
> pool: data18
> id: 18087394550162618068
> 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://zfsonlinux.org/msg/ZFS-8000-6X
> config:
>
> data18 UNAVAIL missing device
> raidz3-0 ONLINE
> mpathae1 ONLINE
> mpathaf1 ONLINE
> mpatham1 ONLINE
> mpathan1 ONLINE
> mpathao1 ONLINE
> mpathap1 ONLINE
> mpathaq1 ONLINE
> mpathar1 ONLINE
> mpathas1 ONLINE
> mpathat1 ONLINE
> mpathag1 ONLINE
> mpathah1 ONLINE
> mpathai1 ONLINE
> mpathaj1 ONLINE
> mpathak1 ONLINE
> spares
> sdp
>
> Additional devices are known to be part of this pool, though their
> exact configuration cannot be determined.
>
> Could you please advise us?!
>
> We appreciate any advice or help from you.
>
> Thanks in advance,
> Best regards,
> --------------------------------
> Motaz Diab
> HPC System Administrator
> Max-Delbrück-Center
> Robert Rössle Str. 10
> 13125 Berlin
> House 23 / Room 202
> Tel:+49-(0)30-9406 2586
> *openzfs <https://openzfs.topicbox.com/latest>* / openzfs-developer / see
> discussions <https://openzfs.topicbox.com/groups/developer> + participants
> <https://openzfs.topicbox.com/groups/developer/members> + delivery options
> <https://openzfs.topicbox.com/groups/developer/subscription> Permalink
> <https://openzfs.topicbox.com/groups/developer/T2128ecb6c21bae82-Mb0db3557c972a590e65c0168>
>
------------------------------------------
openzfs: openzfs-developer
Permalink:
https://openzfs.topicbox.com/groups/developer/T2128ecb6c21bae82-Mcbd9a1a78ffac5078ab954df
Delivery options: https://openzfs.topicbox.com/groups/developer/subscription
