Contents

List of Examples

List of Figures

List of Tables

Title and Copyright Information

Preface

• Oracle GlassFish Server Documentation Set
• Typographic Conventions
• Symbol Conventions
• Default Paths and File Names
• Documentation, Support, and Training
• Documentation Accessibility

1 Overview of GlassFish Server Performance Tuning

• Process Overview
  • Performance Tuning Sequence
• Understanding Operational Requirements
  • Application Architecture
  • Security Requirements
    • User Authentication and Authorization
    • Encryption
  • High Availability Clustering, Load Balancing, and Failover
  • Hardware Resources
  • Administration
• General Tuning Concepts
  • Capacity Planning
    • To Determine Capacity
  • User Expectations
• Further Information

2 Tuning Your Application

• Java Programming Guidelines
  • Avoid Serialization and Deserialization
  • Use StringBuilder to Concatenate Strings
  • Assign null to Variables That Are No Longer Needed
  • Declare Methods as final Only If Necessary
  • Declare Constants as static final
  • Avoid Finalizers
  • Declare Method Arguments final
  • Synchronize Only When Necessary
  • Use DataHandlers for SOAP Attachments
• Java Server Page and Servlet Tuning
  • Suggested Coding Practices
    • General Guidelines
    • Avoid Shared Modified Class Variables
    • HTTP Session Handling
    • Configuration and Deployment Tips
• EJB Performance Tuning
  • Goals
  • Monitoring EJB Components
    • Monitoring Individual EJB Components
  • General Guidelines
    • Use High Performance Beans
    • Use Caching
    • Use the Appropriate Stubs
    • Remove Unneeded Stateful Session Beans
    • Cache and Pool Tuning Tips
  • Using Local and Remote Interfaces
    • Prefer Local Interfaces
    • Using Pass-By-Reference Semantics
  • Improving Performance of EJB Transactions
    • Use Container-Managed Transactions
    • Do Not Encompass User Input Time
    • Identify Non-Transactional Methods
    • Use TX_REQUIRED for Long Transaction Chains
    • Use Lowest Cost Database Locking
    • Use XA-Capable Data Sources Only When Needed
    • Configure JDBC Resources as One-Phase Commit Resources
    • Use the Least Expensive Transaction Attribute
  • Using Special Techniques
    • Version Consistency
    • Request Partitioning
  • Tuning Tips for Specific Types of EJB Components
    • Entity Beans
    • Stateful Session Beans
    • Stateless Session Beans
    • Read-Only Entity Beans
    • Pre-Fetching Container Managed Relationship (CMR) Beans
  • JDBC and Database Access
    • Use JDBC Directly
    • Encapsulate Business Logic in Entity EJB Components
    • Close Connections
    • Minimize the Database Transaction Isolation Level
  • Tuning Message-Driven Beans
    • Use getConnection()
    • Tune the Message-Driven Bean's Pool Size
    • Cache Bean-Specific Resources
    • Limit Use of JMS Connections

3 Tuning the GlassFish Server

• Using the GlassFish Server Performance Tuner
• Deployment Settings
  • Disable Auto-Deployment
  • Use Pre-compiled JavaServer Pages
  • Disable Dynamic Application Reloading
• Logger Settings
  • General Settings
  • Log Levels
• Web Container Settings
  • Session Properties: Session Timeout
  • Manager Properties: Reap Interval
  • Disable Dynamic JSP Reloading
• EJB Container Settings
  • Monitoring the EJB Container
  • Tuning the EJB Container
    • Overview of EJB Pooling and Caching
    • Tuning the EJB Pool
    • Tuning the EJB Cache
    • Pool and Cache Settings for Individual EJB Components
    • Commit Option
• Java Message Service Settings
• Transaction Service Settings
  • Monitoring the Transaction Service
    • Viewing Monitoring Information
  • Tuning the Transaction Service
    • Disable Distributed Transaction Logging
    • Recover On Restart (Automatic Recovery)
    • Keypoint Interval
• HTTP Service Settings
  • Monitoring the HTTP Service
    • DNS Cache Information (dns)
    • File Cache Information (file-cache)
    • Keep Alive (keep-alive)
    • Connection Queue
  • HTTP Service Access Logging
• Network Listener Settings
  • General Settings
  • HTTP Settings
    • Max Connections
    • DNS Lookup Enabled
    • Timeout
    • Header Buffer Length
  • File Cache Settings
    • Max File Count
    • Max Age
• Transport Settings
• Thread Pool Settings
  • Max Thread Pool Size
  • Min Thread Pool Size
• ORB Settings
  • Overview
  • How a Client Connects to the ORB
  • Monitoring the ORB
    • Connection Statistics
    • Thread Pools
  • Tuning the ORB
    • Tunable ORB Parameters
    • ORB Thread Pool Parameters
    • Client ORB Properties
    • Thread Pool Sizing
    • Examining IIOP Messages
• Resource Settings
  • JDBC Connection Pool Settings
    • Monitoring JDBC Connection Pools
    • Tuning JDBC Connection Pools
  • Connector Connection Pool Settings
    • Transaction Support
• Load Balancer Settings

4 Tuning the Java Runtime System

• Java Virtual Machine Settings
• Start Options
• Tuning High Availability Persistence
• Managing Memory and Garbage Collection
  • Tuning the Garbage Collector
    • Choosing the Garbage Collection Algorithm
    • Additional Information
  • Tracing Garbage Collection
  • Other Garbage Collector Settings
    • Setting the Maximum Permanent Generation
    • Disabling Explicit Garbage Collection
    • Setting the Frequency of Full Garbage Collection
  • Tuning the Java Heap
    • Guidelines for Java Heap Sizing
    • Heap Tuning Parameters
  • Rebasing DLLs on Windows
    • To rebase the GlassFish Server's DLLs
• Further Information

5 Tuning the Operating System and Platform

• Server Scaling
  • Processors
  • Memory
  • Disk Space
  • Networking
  • UDP Buffer Sizes
    • To Determine an Optimal UDP Buffer Size
    • To Set the UDP Buffer Size on Linux Systems
• Solaris 10 Platform-Specific Tuning Information
• Tuning for the Solaris OS
  • Tuning Parameters
    • Sizing the Connection Hash Table
  • File Descriptor Setting
• Tuning for Solaris on x86
  • File Descriptors
  • IP Stack Settings
• Tuning for Linux platforms
  • Startup Files
  • File Descriptors
  • Virtual Memory
  • Network Interface
  • Disk I/O Settings
    • To tune disk I/O performance for non SCSI disks
  • TCP/IP Settings
    • To tune the TCP/IP settings
• Tuning UltraSPARC CMT-Based Systems
  • Tuning Operating System and TCP Settings
  • Disk Configuration
  • Network Configuration