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On 24 June 2014 16:42, Avishay Traeger <avishay at stratoscale.com> wrote:
> One more reason why block storage management doesn't really work on file
> systems.  I'm OK with storing the format, but that just means you fail
> migration/backup operations with different formats, right?

Actually I think storing the format *fixes* those cases, since the
driver knows what the source format is to get a raw stream of bytes
out. It was in trying to fix backup that this problem was found.