Hi,
> I've had a few occasions where tapdisk has segfaulted:
>
> tapdisk[9180]: segfault at 7f7e3a5c8c10 ip 00007f7e387532d4 sp 00007f7e3a5c8c10 error 4 in libpthread-2.13.so[7f7e38748000+17000]
> tapdisk:9180 blocked for more than 120 seconds.
> tapdisk D ffff88043fc13540 0 9180 1 0x00000000
>
> and then like:
>
> end_request: I/O error, dev tdc, sector 472008
>
> I can't be sure but I suspect that when this happened either one OSD was offline, or the cluster lost quorum briefly.
Interesting. There might be an issue if a request ends in error, I'll
have to check that.
I'll have a look on monday.
Cheers,
Sylvain
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