> patronictl -c /etc/patroni/config.yml edit-config pgcluster
postgresql:
  parameters:
    shared_preload_libraries: "pg_cron"
    cron.database_name: "testdatenbank"

> patronictl -c /etc/patroni/config.yml restart pgcluster
+ Cluster: pgcluster (7636009945722332383) ---------+----+-----------+
| Member      | Host          | Role    | State     | TL | Lag in MB |
+-------------+---------------+---------+-----------+----+-----------+
| pgsql-db-01 | 192.168.1.160 | Leader  | running   | 10 |           |
| pgsql-db-02 | 192.168.1.174 | Replica | streaming | 10 |         0 |
| pgsql-db-03 | 192.168.1.183 | Replica | streaming | 10 |         0 |
+-------------+---------------+---------+-----------+----+-----------+
When should the restart take place (e.g. 2026-06-18T16:08)  [now]: 
Are you sure you want to restart members pgsql-db-01, pgsql-db-02, pgsql-db-03? [y/N]: y
Restart if the PostgreSQL version is less than provided (e.g. 9.5.2)  []: 
Success: restart on member pgsql-db-01
Success: restart on member pgsql-db-02
Success: restart on member pgsql-db-03