The number of open pop-up windows on a client workstation, combined with a high usage volume and long session timeouts, can affect the amount of memory used on the Java™ Virtual Machine (JVM) of the application server. Popup windows are used for workflow step processing, eForms, search windows, confirmation prompts, and other actions. If memory usage on your system is a concern, you can limit the number of pop-up windows that the application can open concurrently.
To set the maximum number of pop-up windows: