This article outlines how to increase the JVM memory used by Continuous Delivery Director.
We ran out of Memory in the CDD node1 which required a restart to clear the memory. As per Gregg documenting the issue to determine next steps and if we should increase the memory on the VM
CA Continuous Delivery Director
The steps outlined here where tested/confirmed using 8.5.38. Since this is more of an Apache Tomcat configuration it is recommended to research if these steps are valid:
a. With the version of Tomcat that you're using; and
b. In a test environment. These steps should not be made in production without being tested first - taking care to test with the same version of Tomcat as is being used in production.