How to monitor Java memory usage of heap/permanent generation and gc activities
Issue
- 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-Genmemory 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?
Environment
- Red Hat JBoss Enterprise Application Platform (EAP)
- All Versions
- Java
- OpenJDK
- Sun/Oracle JDK
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