The database connection is made using a connection pool. The memory usage ... It gives a runtime summary of the heap memory in use over time as the Java EE application runs. The green area ...

I don’t know anyone who likes investigating a Java heap dump. They can be massive — literally multiple gigs in size. They contain so much information that identifying the cause of a JVM memory leak ...

The variable assigned to the string is stored in the stack and matched to the string inside the pool. The memory heap provides global access to all data stored in the heap for the entire life of the ...