If an Enterprise System Manager (EM) installation is using the Postgres database with 500 or more servers, you could see the following error in the log file: “OperationalError: FATAL: sorry, too many clients already.”To increase the number of connections allowed, complete the following steps: <br> Stop all ESM services (ExacqVision Enterprise Manager Importer, ExacqVision Enterprise… Continue reading Increasing the Number of Connections Allowed in ESM