How to resolve the issue java.lang.OutOfMemoryError: Java heap space

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One of our client’s CLASSIC ACCESSORIES java application in a single server. If we try to load all these applications simultaneously, some will not load and some will be slow. When we check tomcat’s log file catalina.out, it says, java.lang.OutOfMemoryError: Java heap space. The cause of this is explained below, Normally java applications are allowed […]