I've commented upstream (with ZFS) that we should fake the pre-allocation (i.e. return success from fallocate() when mode == 0) because with ZFS it's worthless at best and counterproductive at worst:
Replies (agreeing or disagreeing) are welcome there. If you only want to say "I agree", please use the emoji button (the + icon) on my comment to show your support rather than spamming the issue tracker with "me too" type comments.
I've commented upstream (with ZFS) that we should fake the pre-allocation (i.e. return success from fallocate() when mode == 0) because with ZFS it's worthless at best and counterproductive at worst:
https:/ /github. com/zfsonlinux/ zfs/issues/ 326#issuecommen t-540162402
Replies (agreeing or disagreeing) are welcome there. If you only want to say "I agree", please use the emoji button (the + icon) on my comment to show your support rather than spamming the issue tracker with "me too" type comments.