e to handle the pressure, slowing down the overall database performance, the report said." > > Again, pretty much content-free. For all you know some application was > creating savepoints, needlessly: > > https://www.postgresql.org/docs/10/static/sql-savepoint.html > > and not cleaning up after itself. > > The content is here: > > "Following the Prime Day outage, Amazon engineers filled out a 25-page > report, which Amazon calls a correction of error. It's a standard process > that Amazon uses to try to understand why a major incident took place and how > to keep it from happening in the future." > > Not sure if that is publicly available or not, though my hunch is no.
I think PG gurus in this list can expand on the clue as to what could have gone wrong with savepoints in PG under heavy load.
