On Wed, Dec 14, 2016 at 5:59 AM, Michael Paquier <michael.paqu...@gmail.com> wrote:
> On Wed, Dec 14, 2016 at 5:00 AM, Torsten Förtsch <tfoertsch...@gmail.com> > wrote: > > one of the major enhancements in 96 is skipping completely frozen pages > in > > vacuum freeze. I assume that requires a special bit on the page. > > The freeze map uses an additional bit in the vm, and pg_upgrade would > take care of the conversion. > Thanks. That makes sense.