Hi,
> Is this in the blktap layer or in librbd? FWIW, when rbd cache = true,
> the writes will get merged by the cache and written out in large extents
> on flush.
In the blktap layer.
I don't have the cache enabled because FLUSH request from the VM are
not forwarded down to that layer, when you ack a request, it consider
that it's been written to disk.
Cheers,
Sylvain
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