How to monitor Java memory usage of heap/permanent generation and gc activities

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  • Is there some way to monitor JBoss perm gen memory. Is there a way to output the information to a log file?
  • How to monitor Java heap and perm memory usage by using command line tool?
  • How to configure JBoss to send an alert when the PS-OLD-Gen memory space reaches a certain amount?
  • We need to monitor the java heap while the app is running. what is the best way to do this?


  • Red Hat JBoss Enterprise Application Platform (EAP)
    • All Versions
  • Java
    • OpenJDK
    • Sun/Oracle JDK

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