On Wed, May 1, 2019 at 11:43 AM Amit Kapila <amit.kapil...@gmail.com> wrote: > > On Tue, Apr 30, 2019 at 7:52 PM Alvaro Herrera <alvhe...@2ndquadrant.com> > wrote: > > but that seems correct. > > Sounds better than keeping outdated entries indicating no-space-available. > > Agreed, but as mentioned in one of the above emails, I am also bit > scared that it should not lead to many invalidation messages for small > relations, so may be we should send the invalidation message only when > the entire page is empty.
One way would be to send the inval if the new free space is greater than some percentage of BLCKSZ. -- John Naylor https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
