[linux-lvm] 答复: New LVM2 release 2.02.89: Thinly-provisioned logical?volumes

Joe Thornber thornber at redhat.com
Mon Jan 30 09:43:37 UTC 2012

On Mon, Jan 30, 2012 at 06:29:54AM +0000, Kirby Zhou wrote:
> Can the thinly-provisioned logical volume automatically return its owned space to the pool?
> I mean, if I create a huge file on the logical volume, then delete it, will the logical volume actual space size be reduced automatically?
> If not, how can it be shrinked?

Discard support is currently in testing.  Should go upstream soon.

- Joe

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