On Fri, May 5, 2023 at 11:15 AM Thomas Munro <thomas.mu...@gmail.com> wrote: > Now *that* is a piece of > logic that changed in PostgreSQL 15. It changed from sector-based > atomicity assumptions to a directory entry swizzling trick, in commit > d8cd0c6c95c0120168df93aae095df4e0682a08a. Hmm.
I spoke too soon, that only changed in 16. But still, it means there are two files that could be corrupted here, pg_filenode.map which might somehow be pointing to the wrong file, and the relation (index) main fork file.
