On Thu, Jul 16, 2026 at 7:46 AM Thom Brown <[email protected]> wrote: > +# Cause the partial segment to get archived on the *new* timeline. > +# > +# In more detail: the WAL segment that contains the current insert > LSN exists on > +# timeline 1, but since all we did is CREATE TABLE dummy (), it > wasn't full. We're > +# now running on timeline 2, and pg_switch_wal() fills up the rest of > the segment. > +# So the full segment should get archived on timeline 2, but not on timeline > 1. > +# We do a CHECKPOINT here to make sure that the summarizer tries to progress. > +$node2->safe_psql('postgres', <<EOM); > +SELECT pg_switch_wal(); > +CHECKPOINT; > > Wouldn't we want the checkpoint's redo record to make it into the > archived segment *before* switching wal?
I don't think so, but maybe you want to explain why you think so. -- Robert Haas EDB: http://www.enterprisedb.com
