PG Bug reporting form <noreply(at)postgresql(dot)org> writes:
> It passed about 5 hours but tmp files didn't deleted. I searched online but
> everyone say don't delete temp files manually, submit a bug report.
> Is it a bug? Do I need to delete them manually? or Did I misconfigure
> PostgreSQL?
Pre-v14 releases only delete temp files at postmaster startup,
not during crash recovery.
regards, tom lane