Java Performance Tuning Ed 1

Objectives

• Monitor operating system performance on Solaris, Linux, and Windows
• Describe basic principles of performance
• Describe the operation of generational garbage collection
• List the garbage collectors available in Java including the G1 collector
• Monitor performance at the JVM and application level
• Monitor and analyze Java application performance using Java Mission Control and Flight Recorder
• Profile the performance of a Java application
• Tune garbage collection in a Java application
• Apply basic performance tuning principles to a Java application

Topics

• Course Overview
  • Enter course
• Java Virtual Machine and Performance Overview
  • JVM Overview
  • What is Performance?
  • Performance Methodology
• The JVM and Java Garbage Collection
  • HotSpot GC Basics
  • The GC Aging Process
  • G1 CG

• Java Garbage Collectors
  • Garbage Collecting Algorithms
  • Types of GC Collectors
  • JVM Ergonomics
• Command Line JVM Monitoring
  • GC Monitoring Options
  • JIT Monitoring Options
• Mission Control and JVM Monitoring Tools
  • Monitoring with VisualVM
  • Monitoring with Mission Control
• Java Flight Recorder
  • Creating Flight Recordings
  • Analyze a Flight Recording
• Monitoring Operating System Performance
  • Monitoring CPU Usage
  • Monitoring Memory Usage
  • Monitoring Network I/O
  • Monitoring Disk I/O
  • Monitoring Processes
• Performance Profiling Tools
  • Overview of Profiling Tools
  • CPU Profiling
  • Heap Profiling
• Troubleshoot Performance Issues by Profiling
  • Memory Leak Profiling
  • Detect Memory leaks
  • Detecting Contention and Locking Issues
• Garbage Collection Tuning
  • Tuning with Serial GC
  • Tuning with Parallel GC
  • Tuning with Concurrent GC
  • Tuning with G1 GC
• Language Level Concerns and Garbage Collection
  • ObjectAllocation
  • Working with Large Objects
  • Explicit Garbage Collection
  • Finalizers
  • Memory Leak Detection Tools
  • Object references