Troubleshooting of Oracle WebLogic with JRockit Mission Control

Troubleshooting Oracle WebLogic with JRockit Mission Control

M I K E C R O F TM A N A G E D S E R V I C E S

Agenda

• JRockit JDK tools• Mission Control• Identifying Problems in Applications• Summary

Agenda

JRockit JDK Tools

• What utilities are included in JRockit’s JDK?• Is this any different to the HotSpot JDK?

Agenda

Mission Control

Console• Live JVM statistics• Basic JMX interaction with Mbeans• Runtime data • Profiling

Mission Control

Memory Leak Detector• Shows overall trend• Visual representation of hot objects in the

heap o By typeo By instance

• Shows where objects are allocated

Mission Control

Flight Recorder• Formerly JRA recorder• Provides similar data to the Console view• Historical data

Agenda

Identifying Problems in Applications

• Detect Memory Leaks• Diagnose Poor Performance• Identify Hot Code

• Demo!

Summary

• Mission Control is incredibly versatile• Move to the latest JRockit; R28• See our blog:– blog.c2b2.co.uk

Thanks for listening!

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