On Tue, Apr 27, 2021 at 8:59 AM Laurenz Albe <laurenz.albe@xxxxxxxxxxx> wrote: > > On Mon, 2021-04-26 at 16:45 -0400, Alvaro Herrera wrote: > > I would guess that there are leftover files because of those crashes you > > mentioned. You can probably look for files in the database subdir in > > the data directory that do not appear in the pg_class.relfilenode > > listing for the database. > > Not all tables have their "relfilenode" set: > > SELECT relfilenode FROM pg_class WHERE relname = 'pg_class'; > relfilenode > ═════════════ > 0 > (1 row) Yeah, you want to use pg_relation_filenode(oid) rather than looking directly at relfilenode. When compared to the filesystem, it's probably even easier to use pg_relation_filepath(oid). -- Magnus Hagander Me: https://www.hagander.net/ Work: https://www.redpill-linpro.com/