Hi, On Sat, Jan 15, 2022 at 02:04:12PM +0530, Bharath Rupireddy wrote: > > We had an issue where there were many mapping files generated during > the crash recovery and end-of-recovery checkpoint was taking a lot of > time. We had to manually intervene and delete some of the mapping > files (although it may not sound sensible) to make end-of-recovery > checkpoint faster. Because of the race condition between manual > deletion and checkpoint deletion, the unlink error occurred which > crashed the server and the server entered the recovery again wasting > the entire earlier recovery work.
Maybe I'm missing something but wouldn't https://commitfest.postgresql.org/36/3448/ better solve the problem?