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[Solved] Two Drives (Parity and Data) Disabled


Go to solution Solved by JorgeB,

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After booting my server after installing some new fans, two of my drives (one parity and one data) are disabled. I tried following this guide to check and repair the data drive, but after restarting the array, the data drive is still offline. I've included the results of the most recent check/repair below:

 

Phase 1 - find and verify superblock...
Phase 2 - using internal log
        - zero log...
        - scan filesystem freespace and inode maps...
        - found root inode chunk
Phase 3 - for each AG...
        - scan and clear agi unlinked lists...
        - process known inodes and perform inode discovery...
        - agno = 0
        - agno = 1
        - agno = 2
        - agno = 3
        - agno = 4
        - agno = 5
        - agno = 6
        - agno = 7
        - agno = 8
        - agno = 9
        - agno = 10
        - process newly discovered inodes...
Phase 4 - check for duplicate blocks...
        - setting up duplicate extent list...
        - check for inodes claiming duplicate blocks...
        - agno = 1
        - agno = 0
        - agno = 2
        - agno = 3
        - agno = 4
        - agno = 5
        - agno = 6
        - agno = 7
        - agno = 8
        - agno = 9
        - agno = 10
Phase 5 - rebuild AG headers and trees...
        - reset superblock...
Phase 6 - check inode connectivity...
        - resetting contents of realtime bitmap and summary inodes
        - traversing filesystem ...
        - traversal finished ...
        - moving disconnected inodes to lost+found ...
Phase 7 - verify and correct link counts...
done

 

I've also attached my diagnostics export.

 

I have a spare drive that I can install if needed, but the timing and the fact that two of them went out at the same time to me suggests that it isn't a hardware issue. I did try reseating all of the drives as well.

 

Any insight or ideas are much appreciated!

lof1-nas-diagnostics-20220428-0059.zip

Edited by LOF_HWalker
changing title since issue was solved
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  • Solution
33 minutes ago, LOF_HWalker said:

I tried following

That is to fix a corrupt filesystem, not a disable drive, disks look healthy but diags posted are after rebooting so we can't see what happened, to rebuild the disks you can see here:

 

https://wiki.unraid.net/Manual/Storage_Management#Rebuilding_a_drive_onto_itself

 

P.S. LSI is using the MegaRAID driver, that's not recommended, see if it can be flashed to IT mode.

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Ahhhhhh ok that makes sense. The parity sync/data rebuild is running now, so we'll see if I have any further issues from there.

 

7 minutes ago, JorgeB said:

P.S. LSI is using the MegaRAID driver, that's not recommended, see if it can be flashed to IT mode.

 

Do you have any resources/information on how I might go about doing that?

 

Thanks for the help!!

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  • LOF_HWalker changed the title to [Solved] Two Drives (Parity and Data) Disabled

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