On Sun, 29 Nov 2020, 6:23 pm Gionatan Danti, <g.danti@xxxxxxxxxx> wrote:
Il 2020-11-29 01:18 Chris Murphy ha scritto:
> What about a swapfile (on ext4 or XFS) onr a thin volume? In this
> case, I'd expect fallocate would set the LE to PE mapping, and it
> should work. But does it work for both paging and hibernation files?
If things did not change, fallocate does *not* allocate PE space (ie:
they are not passed down to the underlying thin pool).
Moreover, I expect for a memory-starved machine to page out pool
metadata (right?) so I would not use a thin volume for swap.
Regards.
What about a swap file allocated with dd??
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