On Wed, Mar 8, 2023 at 4:43 PM Anton A. Melnikov <aamelni...@inbox.ru> wrote: > On 04.03.2023 00:39, Thomas Munro wrote: > > Could we make better use of the safe copy that we have in the log? > > Then the pg_backup_start() subproblem would disappear. Conceptually, > > that'd be just like the way we use FPI for data pages copied during a > > backup. I'm not sure about any of that, though, it's just an idea, > > not tested. > > Sorry, i didn't understand the question about log. Would you explain me > please what kind of log did you mention and where can i look this > safe copy creation in the code?
Sorry, I was confused; please ignore that part. We don't have a copy of the control file anywhere else. (Perhaps we should, but that could be a separate topic.)