Hi, On 2022-08-10 15:48:15 -0400, Greg Stark wrote: > One thing that's bugging me is that the names we use for these stats > are *all* over the place.
Yes. I had a huge issue with this when polishing the patch. And Horiguchi-san did as well. I had to limit the amount of cleanup done to make it feasible to get anything committed. I think it's a bit less bad than before, but by no means good. > * The pg_stat_bgwriter view returns data from two different fixed > entries, the checkpointer and the bgwriter, is there a reason those > are kept separately but then reported as if they're one thing? Historical raisins. Checkpointer and bgwriter used to be one thing, but isn't anymore. Greetings, Andres Freund