[linux-lvm] swap on thin-provisioning
sreyan32 at gmail.com
Sun Nov 29 15:12:16 UTC 2020
On Sun, 29 Nov 2020, 6:23 pm Gionatan Danti, <g.danti at assyoma.it> 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.
What about a swap file allocated with dd??
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