WA1221 WebSphere Application Server v5.1 Administration on Linux Training Course Outline

WA1221 WebSphere Application Server v5.1 Administration on Linux Training Course Outline

1. Introduction to IBM WebSphere
	WebSphere v5.1 Administration, Network Deployment Edition The Typical Network Architecture of Java Enterprise Applications The Infrastructure for Java Enterprise Applications Sun J2EE Blueprint Java Servlets JavaServer Pages (JSP) Enterprise JavaBeans (EJB) EJB Java Database Connectivity (JDBC) JDBC Architecture JDBC Connection Pooling EJBs use JDBC An Example J2EE Software Packaging Enterprise Archive (EAR) Web Modules and WAR EJB Modules Deployment Descriptor Deployment Descriptors Enterprise Application DD EJB Module DD Web Module DD WebSphere v5.1 Administration, Network Deployment Edition WebSphere Family WebSphere Application Server Product Packaging

2. Installation
	Installable Components Common Topology Choices Example Production System Topology Do You Need a Web Server? Preparing the Machine Installing the Web Server Installing IBM HTTP Server IBM HTTP Server Installation Installing WebSphere Application Server Installation Verification Installing Network Deployment Installation Verification Troubleshooting Co-existence Mode Installation Silent Installation - When to use Installing WAS Base – Silent Mode Silent Install - Response File Silent Install Network Deployment – Silent Install Applying Fixes Downloading a Fix Pack Applying Fix Pack

3. Architecture Details
	Introduction Base vs. Network Deployment Application Server Node Cell A Typical Cell Configuration Repository Administration Service Cluster Web Container Web Request Processing Plugin Configuration Virtual Host Managed Process Basics Key Possibilities Coexistence Scenarios Common Topologies All in One Vertical Scaling Server Separation Multi-tier Horizontal Scaling Web Server Horizontal Scaling Multiple Instances Multiple Cell Process Discovery

4. Basic Administration
	Topics Administration Mechanism Administration Roles Administration Roles… Administration Clients A Look at the Console Creating an Application Server Managing an Application Server Enable Server Process Restart Sample inittab contents Basic Application Server Configuration Configure HTTP Transport Configure JVM Preparing to Host Applications Resource Scope and Variables Configure a Virtual Host Configure a Web Container Configure Session Management Configure an EJB Container Configure a JDBC Provider Select JDBC Provider Type JDBC Provider Options Data Source WebSphere V5 Data Source Creating a Data Source Configure a Data Source Mail Providers What is the Plugin? What is the Plugin Configuration? Generating the Plugin Configuration Use the Plugin Configuration View the Plugin Configuration The Plugin Summary

5. Application Deployment
	Topics What is Application Assembly? J2EE Modules J2EE Application Assembly Web Module Configuring Web Applications EJB Modules Enterprise Application Modules Application Server Toolkit Import the EAR First Application Server Toolkit The J2EE Perspective Edit application.xml Web Modules WebSphere Extensions EJB Modules Class Loader Class Loader Hierarchy WebSphere Class Loaders WebSphere Class Loaders Hierarchy Class Loading Isolation Options Complete Isolation Medium Isolation Minimal Isolation Which option to use? Configuring the Class Loading Policy Configuring Application Server Policy Configuring Applications WAR Class Loader Policy Configuring the Options Customizing Delegation Order Launching the Administrative Console The Administrative Console Installing an Enterprise Application into WebSphere Application Server Installing an Enterprise Application into WebSphere Application Server… Saving the Master Configuration Configuring the Web Server plugin WebSphere Applications on the file system Application “topology” Application Properties Virtual Host Mapping EJB References/JNDI Names JNDI Names for EJBs Data Source for each CMP EJB Default Data Source Other EJB Module Properties Other Web Module Properties Export an Application Export DDL for entity EJBs Administering Applications – Remove Applications Updating Applications Summary

6. Security
	Topics Security Functionality What Can You Secure? Challenge Mechanism Basic Challenge Client Certificates Form-based Authentication Form-based Authentication WebSphere User Registry Authentication Mechanism SWAM Authentication Mechanism LTPA Authentication Mechanism J2EE Authorization Model WebSphere Authorization Model Protecting Web Resources Protecting EJB Methods EJB Delegation Policies Delegation Scenario Setting WebSphere Security Configure Global Security Standalone Application Server Network Deployment Enable Global Security Configure LTPA Authentication Mechanism Configure Local OS Registry Configure the LDAP User Registry Assign Administrative Rights Protect the Application First Extra Installation Steps Map Security Roles to Users/Groups Select Users for a Security Role Run-As Unprotected Methods Single Sign-On(SSO) Single Sign On (SSO) Single Sign On (cont.) Configuring SSO WebSphere SSL Configuration SSL Configuration Repertoire SSL Repertoires Creating an SSL Repertoire Dummy Certificates Key File Trust File Default Key Stores Obtaining a Certificate Generate a Self-Signed Certificate Getting a CA Signed Certificate Specify the Key Store Different SSL Interactions Web Client to Web Server Enable SSL For IBM HTTP Server Web server to WebSphere Web server to WebSphere (cont.) Java Client to WebSphere Summary

7. Advanced Administration
	Topics Configuration Architecture Configuration File Structure Configuration File Structure… Standalone Application Server Deployment Manager Application Server participating in a Cell Cell Descriptor Virtual Hosts Descriptor Cluster Descriptor Other Important Files Other Important Files… Application Files Application Server v. Network Deployment Repositories Distributed Configuration Concepts JMX WebSphere uses JMX Layered JMX Architecture Distributed Administration JMX means customized administration Advantages Location of Tools backupConfig, restoreConfig wsinstance GenPluginCfg Overview Central Scripting Objects Launching wsadmin JACL Scripting Patterns JCL Grammar Accessing Command Line Options JCL Grammar Getting Help JCL Grammar Examples Example Script Common Tasks for Applications Common Tasks for Applications… Common Configuration Tasks Installing an Application What next? Summary

8. Application Tracing and Troubleshooting
	Topics Resources for Problem Determination Access Log Error Log Start Up Error The JRAS Toolkit JRAS Log Types Common Log Format Example WebSphere Log Using JRAS Understanding Java Stack Trace Application Server Logs Service Logs Native Log Web Server Plug-in Log WebSphere Log Files Server Log Files Can’t Keep Them Straight? Application Tracing Application Tracing… Tools for Tuning and Troubleshooting Tools for Tuning and Troubleshooting… Collector Running Collector Information Collected FFDC dumpNameSpace HTTP Sessions Errors IBMTrackerDebug Output Installation Information Java Stack Dump Thread Analyzer Configure Application Server Traces Select the Log or Trace Diagnostic Trace Options Trace Specification Runtime Trace Options Configuring JVM Logs Native Logs Activity Log Viewing Transactions Log Analyzer Launching Log Analyzer Use Log Analyzer Log Analyzer Interface Preferences Log Type and Sorting Adjust Log Analyzer Settings – Set Log Record Format UOW Format Activity Record Format Merge Logs Merge Logs… Update Symptom Database Overview Debugging Service WebSphere Studio Summary

9. Foundation
	Objectives List of Terms Load Active Load Concurrent Load Peak Load Throughput Throughput Curve The significance of throughput Response time Response Time Curve Think time User Ramp Up Saturation Response time at system saturation Response time past the buckle point Interpreting response time trends Interpreting response time trends… Performance Acceptance Criteria Measure your system’s steady state Path length Bottleneck Dealing with a bottleneck Scaling Horizontal and vertical scaling Analyze before trying to scale Calculating QA User Count Accommodating QA User Count Scaling Up QA Configuration Bottom Up and Top Down Bottom Up Testing

10. WebSphere Queuing Network
	Topics The WebSphere Queuing Network Basic Tuning Principle Terms Open/Closed Queues in WebSphere Queue Parameter List IBM HTTP Server Configuring MaxClients or ThreadsPerChild UNIX Process Control Backlog Queue Keep Alive Settings Web Container Queue Web Container Thread Configure the Web Container Thread Pool HTTP Transport Properties HTTP Transport Prpoerties (cont.) Configuring HTTP Transport Properties Example: Configuring MaxKeepAliveConnections Taking Advantage of Backlog EJB Method Call Queue Setting the ORB Queue Values Data Source Queue Prepared statements and caching Configuring Data Source Configuring Connection Pool Size Summary

11. Performance Data Gathering
	Problem Determination v.s. Performance Tuning What May Affect the WebSphere Performance Performance Monitoring and Tuning in WebSphere Performance Monitoring Infrastructure (PMI) How PMI Works PMI Performance Data PMI Metrics – Thread Pools PMI Metrics – Web Application PMI Metrics - Transaction PMI Metrics - EJB PMI Metrics – Data Source PMI Metrics – Memory Usage PMI Metrics – HTTP Session Rating the Impact of Performance Monitoring JVMPI Monitoring JVMPI Metrics Tivoli Performance Viewer Tasks Enable Performance Monitoring Enabling JVMPI data reporting Launching Tivoli Performance Viewer Please Note… One More Thing… When Security is Enabled Select Performance Data Select Performance Categories Configure Monitoring Settings Setting the Instrumentation Level Tasks to Displaying Performance Data Collect Performance Data Specify Log File Viewing Performance Data Viewing Performance Chart Storing and Replaying Data from a Log File Changing Display Options The PMI Servlet The PMI Servlet (cont…) Metric Tags Monitor IBM HTTP Server Monitor IBM HTTP Server… IBM HTTP Server status

12. Optimizing JVM Memory Usage
	What is this chapter about? Performance Considerations Performance Concerns The Heap The Heap (cont.) Heap Limit Default Initial Heap Size Heap Top Default Maximum Heap Size Configure the heap in WebSphere Allocation Failure Garbage Collection Heap Regions – IBM JDK Heap Regions – Sun JDK Enable verbose garbage collection Analyzing Verbose GC - IBM Analyzing Verbose GC - Sun Thread Local Heap (TLH) Memory Tuning Goals Effect of Initial Heap Size Tuning the Startup Speed Steady State Heap Size Controlling the GC Timings Solaris Threading Model

13. Performance Tuning Techniques
	Topics Basic Methodology Problem Areas CPU utilization The components of CPU usage Measure CPU utilization everywhere Symptoms of underutilization What causes underutilization? Network capacity problem? Synchronization problem? Slow external resource? Is the test pushing the system hard enough? Does your system scale? Symptoms of burstiness Infrequent synchronization problem? Test driver synchronization problem? Slow back-end systems? Slow garbage collection? Timeout problems? Erratic network traffic? Symptoms of over utilization High User CPU High System CPU High Wait CPU Server hanging Thread dump in WebSphere v5 Analyzing a Thread Dump Uneven cluster loading Load balancer configured correctly? Plan of attack Tuning the WebSphere Queuing Network Tuning Static Content Recall: Basic Tuning Principle EJB instance cache size Disable Web Application Auto Reload Enable Pass By Reference Relax Transaction Isolation Level Optimize Access Intent Cache JNDI Objects Database Connection Handling Prepared Statement Caching Tuning the Prepared Statement Cache Prepared Statement Caching by DB2 Overview Logs Separate DB2 log files from the physical database Configuration Advisor Launch Configuration Advisor DB2/Linux communication MaxAppls MaxAgents Buffer Pool Tuning Configuring buffpage Evaluating the buffer pool size Monitoring the database buffer pool Query optimization level Configuring query optimization level reorgchk MinCommit Determining the need to change MinCommit Guide Lines Session Affinity Session Cache Configuring Session Management Tuning Session Database I/O Calculating Average Session Size Tuning Session Database I/O – DB2 Specific Notes

14. Web Services
	Topics What are Web Services What are Web Services… Why Do We Need Web Services? Business Motivation for Web Services Technical Motivation for Web Services Technologies for Implementing Web Service Functionality Web Services Communication Web Services Invocation Web Services Integration How Web Services Work What is SOAP ? What Does SOAP Define ? Request and Response SOAP HTTP Request Example SOAP HTTP Response Example UDDI Service Discovery Web Service Description Elements of a WSDL Document WSDL Example Accessing SOAP Web Services from Client Applications Using Web Services in WebSphere Web Services in WebSphere Application Server Overview Architecture WSIF Provider WSIF Operation WSIF Service WSDL Document Managing the WSIF package wsif.properties Managing wsif.properties WSIF and Security Managers Changes to Java 2 Security Policy Overview Objects to Administer Objects to Administer… Installing the Gateway The Gateway Administrative Console Deploy new Channel Deploy new Filter Deploy new UDDI Reference Deploy new Web Service Security Gateway-level Authentication Operation-level Authorization Considerations Overview Install Scripts Install into Deployment Manager The UDDI User Console Quick Publish Publish a Web Service Explore the Registry Summary

15. Administering JMS
	Topics The Trouble with RMI/IIOP Messaging to the Rescue Messaging Features Message-Oriented Middleware Messaging Domains Publish/Subscribe Point-to-Point Java Messaging Service The JMS Interfaces Integrating JMS and EJB Durable Subscription Deployment Descriptor Entry Binding the Queue or Topic Transactions Security Load Balancing Clustering and Topics Clustering and Queues Guaranteed Delivery Poison Messages How the System Administrator Can Avoid Poison Messages JMS Provider Create a JMS Provider JMS Provider Properties JMS Provider Additional Properties JMS Resources Create Queue Connection Factory Create Queue Destination Create Topic Connection Factory Create Topic Destination JMS Servers JMS Server Properties Enabling Security Configure JMS Resource Authorization Create “queue admins” Define default queue permissions Define specific queue permissions Define queue permissions for everyone else Define specific topic permissions Define default topic permissions Deploying a JMS-enabled Application Create a JMS Listener Port Create a JMS Listener Port… Summary

16. Workload Management
	Topics What is Workload Management? Different Kinds of WLM Benefits of WLM Benefits of WLM… Deployment Manager WLM Web Server WLM Plugin WLM EJS WLM Server State and WLM Stateless Operations Stateful Operations Vertical Scaling Horizontal Scaling Heterogeneous Scaling Points of Failure Dispatcher Cell Single Machine Separate HTTP Server How to separate the HTTP server Installing Components Configure Web Server Common Problems Separate Database Server How to separate the database server Separating the database server: DB2 Separating the database server: Oracle Separating the J2EE Containers Multiple Cells One cell or two? Cluster Network Deployment – Pre-installation Network Deployment – Coexistence with WAS-Base Centralized Administration Deployment Manager Cell Nodes addNode Command addNode - Steps Start/Stop a Node removeNode Command RemoveNode Command syncNode cleanupNode Synchronization Configuring Synchronization Synchronization Options Clusters Create a Cluster Add Clustered Servers Server Weight Cluster Summary Cluster Members Start/Stop Cluster Start or Ripplestart? Cluster Topology Prefer Local Replication Tasks Internal Replication Domains Create a Replication Domain Create a Replicator Entry Replicator Security Regenerate Encryption Key Separating the Web Server Separating the Web Server… Install the Web Server Plugin Copy the Web Server Plugin Configuration Establish Firewalls Web Server Plugin and Workload Management Root Configuration Element DNS Failures Config Overview The Plugin Log Virtual Host Groups Virtual Host Groups… Server Clusters Server Clusters… ServerCluster ServerCluster… Server Server… Primary and Backup Servers Primary and Backup Servers… URI Groups Routes Example Route Route Configuration Route Route… Enabling EJB Workload Management Stateless Session Beans Stateful Session Beans Entity Beans Entity Beans… Entity Bean Caching Options Entity Bean Caching Options… EJB Clients JNDI Workload Management JNDI Workload Management… EJB Server Selection EJB Server Selection… EJB Failover WebSphere Edge Components HTTP Session Session Affinity - WAS Session Affinity Persistent Session Management Persistent Session Management - Continued Configuring Session Persistence Session Persistence Data Source WebSphere Internal Messaging Memory-to-Memory Replication Tuning Session Cache Summary

17. Introduction to Migration
	Introduction Basic Concepts What to Migrate? Common Migration Goals Overview of v3.5 to v5 Migration v3.5 to v5 Overview of V4 to V5 Migration Migration Plan

18. Migrating the System Configuration and Runtime
	Objectives Goals Mapping System Configuration Sample Mapping Prepare the Domain Prepare the Application Install Application Automated Migration The WASPreUpgrade Tool The WASPostUpgrade Tool DB2 Migration DB2 Migration Steps Server Coexistence Server Coexistence (cont.)

Appendix A. LDAP Security
	LDAP Security Basics LDAP Data Structure Example Distinguished Name (DN) DN and RDN Example Searching Creating a User in Active Directory Configure WebSphere with Active Directory WebSphere and Active Directory…

Appendix B. Naming
	Name Service Basics Basics… EJB Name Which Server to Lookup From? Looking Up an EJB Looking Up an EJB… Provider URL Details EJB Resource Reference Now The Problems Persistent Namespace Binding Persistent Namespace Binding… Looking Up EJB Using Persistent Namespace Entry

WA1221 WebSphere Application Server v5.1 Administration on Linux Training Course Outline

1. Introduction to IBM WebSphere

2. Installation

3. Architecture Details

4. Basic Administration

5. Application Deployment

6. Security

7. Advanced Administration

8. Application Tracing and Troubleshooting

9. Foundation

10. WebSphere Queuing Network

11. Performance Data Gathering

12. Optimizing JVM Memory Usage

13. Performance Tuning Techniques

14. Web Services

15. Administering JMS

16. Workload Management

17. Introduction to Migration

18. Migrating the System Configuration and Runtime

Appendix A. LDAP Security

Appendix B. Naming