On 14.12.2018 21:44, John Stoffel wrote:
"Wols" == Wols Lists <antlists@xxxxxxxxxxxxxxx> writes:
Wols> On 14/12/18 07:03, Sinisa wrote:
And another MD flush thread waiting on a MD sync barrier.
Basically, this looks and smells like a MD sync barrier race
condition, not an XFs problem.
Cheers,
Dave.
But why don't we see the same issue with other filesystems?
Wols> Possibly because, iirc, xfs is aware of the underlying raid?
I don't think it's that in touch with the raid. It can/does query for
settings so it can optimize stuff, but I don't think it actually uses
it other than as a block device.
Wols> I don't know, but I seem to remember that from earlier
discussions about
Wols> "xfs over mdraid".
Have you tried doing this with the absolute latest kernel?
Well, not "absolute" but relative :)
Absolute latest being 4.20-rc6, I have tried with 4.20-rc2 or -rc3
--
Srdačan pozdrav/Best regards,
Siniša Bandin
