On 5/23/16 1:46 PM, Morgan Yang wrote:
> I am running CentOS 7.1. I have a 1TB drive that is formatted as XFS.
>
> After a year of continuous use, I can no longer write to it
>
> sudo touch /capture/a.a
>
> touch: cannot touch ‘/capture/a.a’: No space left on device
You've probably run out of room for new inode allocations,
which require a certain amount of contiguous free space.
>
> However, there's plenty of room on the drive
Don't leave us guessing; how much?
And what does xfs_info /mount/point say.
...
> I see the following on dmesg
Oh, hum.
> [336198.224298] XFS (sdb): metadata I/O error: block 0x3a3836e2 ("xfs_trans_read_buf_map") error 117 numblks 1
> [336198.224479] XFS (sdb): Metadata corruption detected at xfs_agi_read_verify+0x5e/0x110 [xfs], block 0x57545252
> [336198.224483] XFS (sdb): Unmount and run xfs_repair
> [336198.224486] XFS (sdb): First 64 bytes of corrupted metadata buffer:
> [336198.224489] ffff880404f30400: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
> [336198.224491] ffff880404f30410: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
> [336198.224494] ffff880404f30420: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
> [336198.224496] ffff880404f30430: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
> [336198.224554] XFS (sdb): metadata I/O error: block 0x57545252 ("xfs_trans_read_buf_map") error 117 numblks 1
> [337680.482764] xfs_db[25323]: segfault at 7ffe0aeceff8 ip 0000000000424085 sp 00007ffe0aecf000 error 6 in xfs_db[400000+81000]
Totally zeroed.
what kind of disk is this?
> When I try to run "xfs_repair", it can't seem to find secondary superblock
>
> sudo xfs_repair -v /dev/sdb
> Phase 1 - find and verify superblock...
> couldn't verify primary superblock - not enough secondary superblocks with matching geometry !!!
>
> attempting to find secondary superblock...
> ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................Sorry,
> could not find valid secondary superblock
> Exiting now.
what does file -s /dev/sdb say?
-Eric
>
> Does anyone have any recommendations on how I can recover this?
>
>
> Much Thanks
>
> Morgan Yang
>
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