Re: Crash during mount -o degraded, kernel BUG at fs/btrfs/extent_io.c:2044

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On 11/01/2015 04:22 AM, Duncan wrote:
So what btrfs is logging to dmesg on mount here, are the historical error
counts, in this case expected as they were deliberate during your test,
nearly 200K of them, not one or more new errors.

To have btrfs report these at the CLI, use btrfs device stats.  To zero

Thanks for clarifying. I forgot to check btrfs dev stats. That explains it.

The 2-drive failure scenario still caused data corruption with 4.3-rc7 though.


Philip
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