You can monitor the Domino server(s) for error messages that indicate that the Java Virtual Machine (JVM) is out of memory; which can directly impact the HTTP process or the Domino server overall

Explanation: You can use a property in the NOTES.INI file to specify JVM Properties for the Domino server. The property JavaUserOptionsFile specifies a text file which contains the properties to add to the JVM. This text file can be either ASCII or EBCDIC and have up to 256 properties specified. ...