Java SE Performance Tuning Training  

Examine Performance tuning

• Distinguish between monitoring, profiling and tuning
• Incorporate monitoring, profiling and tuning into the application development life cycle
• Define and include performance targets for application testing

Monitor and Evaluate OS Resource Utilization

• Use tools to measure and interpret: CPU utilization; Network utilization; I/O utilization; Memory utilization; Processes

Monitor and Evaluate JVM Performance

• Monitor Garbage Collector performance
• Monitor the JVM
• Measure GC statistics
• Measure Java heap usage
• Monitor the JIT compiler performance

Profile Java Applications

• Examine Java technology application profiling tools
• Profile the CPU usage
• Profile the heap usage
• Use profiling to detect lock contention
• Monitor JVM memory usage
• Examine Sun studio collector analyzer
• Examine the Netbeans profiler and profiling tools bundled with the Java Development Kit (JDK)
• Profile a running Java application

Tune garbage collectors

• Examine the generational garbage collector architecture
• Tune collector generation sizes
• Select collector characteristics and requirements
• Examine coding anti-patterns that impact garbage collection
• Optimize the garbage collector for an application

Tune Just in Time (JIT) compilers

• Examine and override JVM ergonomics
• Tune the JIT compiler
• Create micro benchmarks
• Tune JIT compiler
• Optimize the JIT compiler
• Create micro benchmarks

Use 64 bit JVMs

• Examine 64 bit JVMs
• Optimize a 64 bit JVM for a given application

Optimize the JVM for Multi-core platforms

• Examine JVM features that leverage multi-core architectures
• Optimize and tune the JVM for various multi-core architectures