Re: Input/output error, nothing appended in dmesg

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On 2016-08-06 00:40, Chris Mason wrote:

Too big for the known problem though. Still, can you btrfs-debug-tree
and just make sure it doesn't have inline items?

Hmmm....

# btrfs-debug-tree /dev/xvdb > /root/debug.tree
parent transid verify failed on 355229302784 wanted 49943295 found 49943301 parent transid verify failed on 355229302784 wanted 49943295 found 49943301
Ignoring transid failure
parent transid verify failed on 355233251328 wanted 49943299 found 49943303 parent transid verify failed on 355233251328 wanted 49943299 found 49943303
Ignoring transid failure
print-tree.c:1105: btrfs_print_tree: Assertion failed.
btrfs-debug-tree[0x418d99]
btrfs-debug-tree(btrfs_print_tree+0x26a)[0x41acf6]
btrfs-debug-tree(main+0x9a5)[0x432589]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5)[0x7f2369de0f45]
btrfs-debug-tree[0x4070e9]

Looks like the FS is mounted?

It is mounted, yes. Does btrfs-debug-tree need an unmounted FS?

I'm not able to unmount it unfortunately (in sense, the system has to work).


Tomasz Chmielewski
https://lxadm.com
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