On 2016-07-07 10:37:15 -0400, Robert Haas wrote: > On Wed, Jul 6, 2016 at 6:06 PM, Andres Freund <and...@anarazel.de> wrote: > > Hm. We can't easily do that in the back-patched version; because a > > standby won't know to check for the flag . That's kinda ok, since we > > don't yet need to clear all-visible yet at that point of > > heap_update. But that better means we don't do so on the master either. > > Is there any reason to back-patch this in the first place?
It seems not unlikely that this has caused corruption in the past; and that we chalked it up to hardware corruption or something. Both toasting and file extension frequently take extended amounts of time under load, the window for crashing in the wrong moment isn't small... Andres -- Sent via pgsql-hackers mailing list (firstname.lastname@example.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers