Oskari Saarenmaa <o...@ohmu.fi> wrote: > Add file cloning as an alternative data transfer method to pg_upgrade.
> Currently only btrfs is supported, but copy-on-write cloning is also > available on at least ZFS. Cloning must be requested explicitly and if > it isn't supported by the operating system or filesystem a fatal error > is thrown. > > This provides upgrade performance similar to link mode while allowing > the old cluster to be used even after the new one has been started. Please add the patch here to make sure it gets reviewed: https://commitfest.postgresql.org/action/commitfest_view/open For more information on the process, see: http://wiki.postgresql.org/wiki/CommitFest -- Kevin Grittner EDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
