1. Wily Introscope – monitor predefined Java class method, like average response time, response per interval
2. Dimstat – monitor servers’ CPU / disk usage
3. AWR – Oracle statistics report (top 10 sql, oracle top events)
4. VPA – Pinpoint excessive CPU cycles of each class
5. MAT – Memory Analyzer for heap dump (troubleshoot potential memory leak)
6. JCA - Analyzer for thread dump (troubleshoot potential dead lock)
7. GA – Garbage collection analyzer
8. TPROF – monitor memory used for Java Object
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