EduMaster, s.r.o., skoleni java/ JAVA-TUN

Školení: JAVA-TUN

Java Performance Tuning and Optimization

  • kurz Oracle
  • délka kurzu: 3 dny
  • cena: 41814 CZK
  • kategorie: Java

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This Java Performance Tuning and Optimization training will teach you about performance tuning methodologies, performance tuning theories and practical tips to solve difficult performance problems for Java applications. Expert Oracle University instructors will help you expand your skills during a series of labs derived from real world performance tuning issues.Learn To:Set up a performance tuning environment.Tune the performance of a Java application at the language level.Monitor Java applications.Apply rigor to the task of performance tuning.Use various tools and mechanisms for monitoring, profiling and tuning Java applications.Apply best practices for performance testing.Tune garbage collection in a Java application. Benefits to YouBy enrolling in this course, you'll also learn to develop applications using the Java programming language. Develop the skills to implement interfaces and handle Java programming exceptions, while using object-oriented programming techniques.


  • Architect
  • Java Developers
  • Java EE Developers
  • Support Engineer
  • Technical Consultant


  • Develop applications by using the Java programming language
  • Administer basic Windows, Linux or Solaris systems
  • Implement interfaces and handle Java programming exceptions
  • Use object-oriented programming techniques


  • Apply basic performance tuning principles to a Java application
  • Monitor performance on Solaris, Linux and Windows at the OS/JVM/Application level
  • Profile the performance of a Java Application
  • Describe various garbage collection schemes


Introduction to Java Performance Tuning

  • Course Introduction
  • Course Agenda

JVM and Peformance Overview

  • JVM Overview
  • Performance Principles
  • Common Performance Problems
  • Performance Methodology
  • Development and Performance

Monitoring Operating System Performance

  • Monitor CPU Usage
  • Monitor Network I/O
  • Monitor Disk I/O
  • Monitor Virtual Memory Usage
  • Monitor and Identify Lock Contention

Monitoring the JVM

  • HotSpot Generational Garbage Collector
  • Monitor the Garbage Collector with Command Line Tools
  • Monitor the Garbage Collector with VisualVM
  • Monitor the JIT Compiler
  • Throughput and Responsiveness

Performance Profiling

  • NetBeans Profiler, Oracle Solaris Studio, and jmap/jhat
  • Profile CPU Usage
  • Profile JVM Heap
  • Find Memory Leaks
  • Identify Lock Contention
  • Heap Profiling Anti-patters
  • Method Profiling Anti-patterns

Garbage Collection Schemes

  • Garbage Collection
  • Generational Garbage Collection
  • GC Performance Metrics
  • Garbage Collection Algorithms
  • Types of Garbage Collectors
  • JVM Ergonomics

Garbage Collection Tuning

  • Tune the Garbage Collection
  • Select the Garbage Collector
  • Interpret GC Output

Language Level Concerns and Garbage Collection

  • The best practices for Object Allocation
  • Invoking the Garbage Collector
  • Reference Types in Java
  • The use of Finalizers

Performance Tuning at the Language Level

  • String-efficient Java Applications
  • Collection Classes
  • Using Threads
  • Using I/O Efficiently
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