Dne 22.7.2013 12:12, Raymond Jennings napsal(a):
I tried to run a fstrim on a mounted snapshot (regular snapshot, not thin snapshot) and got zip.
I've been talking about thin snapshots. Of course - for old non-thin snapshot - TRIM is not supported. (And it doesn't look like anything simple to implement) Zdenek
On Mon, Jul 22, 2013 at 2:47 AM, Zdenek Kabelac <zkabelac@redhat.com <mailto:zkabelac@redhat.com>> wrote: Dne 21.7.2013 21:40, Zdenek Kabelac napsal(a): Dne 21.7.2013 13:01, Raymond Jennings napsal(a): Do snapshots behave the same way as thin volumes wrt discards? Yes, snapshots are just like any other thin volumes. Just a side note - until I think 3.9 kernel there used to be bug, which had wrong ref-counting of shared blocks. Zdenek
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