On 11/2/21 12:09, Peter Geoghegan wrote: > On Tue, Nov 2, 2021 at 8:55 AM Robert Haas <robertmhaas@gmail.com> wrote: >> I think shipping with log_checkpoints=on and >> log_autovacuum_min_duration=10m or so would be one of the best things >> we could possibly do to allow ex-post-facto troubleshooting of >> system-wide performance issues. The idea that users care more about >> the inconvenience of a handful of extra log messages than they do >> about being able to find problems when they have them matches no part >> of my experience. I suspect that many users would be willing to incur >> *way more* useless log messages than those settings would ever >> generate if it meant that they could actually find problems when and >> if they have them. > I fully agree.