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Contents Preface Who Should Use This Guide Before You Read This Book How This Book Is Organized Conventions Used in This Book Typographic Conventions Symbols Default Paths and File Names Shell Prompts Related Documentation Books in This Documentation Set Other Server Documentation Accessing Sun Resources Online Contacting Sun Technical Support Related Third-Party Web Site References Sun Welcomes Your Comments Chapter 1 Product Concepts J2EE Platform Overview J2EE Applications Containers J2EE Services Web Services Client Access External Systems and Resources Application Server Components Server Instances Administrative Domains Domain Administration Server (DAS) Clusters Node Agents Named Configurations HTTP Load Balancer Plug-in Session Persistence IIOP Load Balancing in a Cluster Message Queue and JMS Resources High-Availability Database Overview System Requirements HADB Architecture Nodes and Node Processes Data Redundancy Units Spare Nodes Example Spare Node Configurations Mitigating Double Failures HADB Management System Management Client Management Agent Management Domains Repository Setup and Configuration Roadmap Chapter 2 Planning your Deployment Establishing Performance Goals Estimating Throughput Estimating Load on Application Server Instances Maximum Number of Concurrent Users Think Time Average Response Time Requests Per Minute Estimating Load on the HADB HTTP Session Persistence Frequency HTTP Session Size and Scope Stateful Session Bean Checkpointing Planning the Network Configuration Estimating Bandwidth Requirements Calculating Bandwidth Required Estimating Peak Load Configuring Subnets Choosing Network Cards Network Settings for HADB Planning for Availability Rightsizing Availability Using Clusters to Improve Availability Adding Redundancy to the System Identifying Failure Classes Using HADB Redundancy Units to Improve Availability Using HADB Spare Nodes to Improve Fault Tolerance Planning Failover Capacity Design Decisions Designing for Peak or Steady State Load System Sizing Number of Application Server Instances Number of HADB Nodes Number of HADB Hosts HADB Storage Capacity Planning Message Queue Broker Deployment Multi-Broker Clusters Master Broker and Client Synchronization Configuring Application Server to Use Message Queue Brokers Managing JMS with Admin Console Managing JMS with asadmin Java Message Service Type Default JMS Host Example Deployment Scenarios Default Deployment Using an MQ Broker Cluster with an Application Server Cluster Specifying an Application-Specific MQ Broker Cluster Application Clients Chapter 3 Selecting a Topology Common Requirements General Requirements HADB Nodes and Machines Load Balancer Configuration Co-located Topology Example Configuration Variation of Co-located Topology Separate Tier Topology Example Configuration Variation of Separate Tier Topology Determining Which Topology to Use Comparison of Topologies Appendix A Checklist for Deployment Index Copyright Index Next Part No: 819-0078. Copyright 2004 - 2005 Sun Microsystems, Inc. All rights reserved.
Part No: 819-0078. Copyright 2004 - 2005 Sun Microsystems, Inc. All rights reserved.
