On Fri, Oct 11, 2013 at 11:05 AM, Jeremy Stanley <fu...@yuggoth.org> wrote:
> On 2013-10-11 10:50:33 -0600 (-0600), Chris Friesen wrote: > > Sounds like we could use some kind of layer that will zero out > > blocks on read if they haven't been written by that user. > [...] > > You've mostly just described thin provisioning... reads to > previously unused blocks are returned empty/all-zero and don't get > allocated actual addresses on the underlying storage medium until > written. > +1, which by the way was the number one driving factor for adding the thin provisioning LVM option in Grizzly. > -- > Jeremy Stanley > > _______________________________________________ > OpenStack-dev mailing list > OpenStack-dev@lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev >
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