This Oracle WebLogic Server 11g: Diagnostics and Troubleshooting training helps experienced Oracle WebLogic Server administrators identify typical problems and trains them on the appropriate methodology and tools for solving each problem. As part of this process, you'll develop a rich knowledge of WebLogic's internal subsystems, including work managers, JDBC, JMS, security, SSL and clusters.

WLST Monitoring

• MBean Hierarchies
• Jython Syntax
• WLST Commands

Guardian

• Agents
• Signatures
• Evaluations

Diagnostic Framework Essentials

• Diagnostic Images
• Diagnostic Archives
• Metric Collectors
• Watches
• Notifications
• Console Extension
• Debug Scopes

Diagnostic Instrumentation

• Monitors
• Actions
• Deployment Plans
• Pointcuts
• Request Tracking
• Context ID
• Dyes

JVM Diagnostics

• Memory Management
• Garbage Collection
• Memory Leaks
• Thread Dumps
• JVisualVM
• JRockit Mission Control
• Runtime Analyzer
• Memory Leak Detector

Troubleshooting Java Applications

• Classpath Errors
• Class Loaders
• Common Java Errors

Troubleshooting Servers

• Native Libraries
• Threading Architecture
• Work Managers
• Deadlocks
• Overload Protection
• Deployment Problems

Troubleshooting JDBC

• Data Source Management
• Diagnostics
• Debug Flags
• Connectivity Problems
• Connection Leaks
• Database Availability

Troubleshooting JMS

• Management
• MBean Hierarchy
• Message Logging
• Diagnostics
• Debug Flags
• Overload Protection
• Lost Messages
• Duplicate Messages

Troubleshooting Security

• SSL Internals
• Keystore Management
• Debug Flags
• Common SSL Problems
• Certificate Validation
• Embedded LDAP
• Security Audit
• Common LDAP Problems

Troubleshooting Node Manager

• Internals
• Security
• Common Issues

Troubleshooting Clusters

• Plug-in Configuration
• OHS Overview
• Plug-in Connectivity
• Plug-in Diagnostics
• Unicast Communication
• Replication Debug Flags
• Typical Replication Issues