against the old primary and standby clusters. Verify that the

<quote>Latest checkpoint location</quote> values match in all clusters.

(There will be a mismatch if old standby servers were shut down

before the old primary.) Also, change <varname>wal_level</varname> to

before the old primary or if the old standby servers are still running.)

Also, change <varname>wal_level</varname> to

<literal>replica</literal> in the <filename>postgresql.conf</filename> file on the

new primary cluster.

</para>