Installation and Configuration Guide Post-installation Configure the Web Server Configure WebSphere Application Server for Application Deployment Configure WebSphere Memory Settings 6.6.1.8 Configure WebSphere Memory Settings To configure the WebSphere Memory Settings, follow these steps: Navigate to WebSphere applications server > Application servers > server1 > Process definition > Java Virtual Machine. Change the memory setting for Java Heap: Initial heap size = 512 Maximum heap size = 3072