Hello taem,
i am faction issue during upgrade postgres11 to 12. can you please suggest
how to resolve this issue.
..........................................................................................................................
bash-4.1$ /usr/pgsql-12/bin/pg_upgrade --old-datadir
/var/lib/pgsql/11/data/ --new-datadir /var/lib/pgsql/12/data/ --old-bindir
/usr/pgsql-11/bin/ --new-bindir /usr/pgsql-12/bin/ --check
Performing Consistency Checks
-----------------------------
Checking cluster versions ok
old and new pg_controldata WAL segment sizes are invalid or do not match
Failure, exiting
regards,
ram Pratap