PG Bug reporting form <noreply@postgresql.org> writes:
> waiting for server to start....2025-08-11 11:31:36.664 EDT [619244] LOG:
> invalid value for parameter "max_slot_wal_keep_size": 8192
> 2025-08-11 11:31:36.664 EDT [619244] DETAIL: "max_slot_wal_keep_size" must
> be set to -1 during binary upgrade mode.
Already reported, and should be fixed in beta3, but thanks for the
report!
regards, tom lane