Apama applications that receive JMS messages can prevent message loss without using correlator persistence by controlling when the application acknowledges the received messages. See
Receiving messages with APP_CONTROLLED acknowledgements .
Apama applications that use JMS senders with
BEST_EFFORT reliability can prevent message loss without using correlator persistence by waiting for acknowledgements that all messages sent to a JMS sender context have been sent to the JMS broker. See
Sending messages reliably with application flushing notifications
.