This new Essentials guide provides you with the practical know-how needed to quickly and efficiently use the Java monitoring and supportability infrastructure of SAP NetWeaver '04. You get an in-depth look at all tools including their functionalities and learn how the monitoring infrastructure can vary in different system landscapes. A major focus is placed on explaining how collected data can be interpreted, and on providing you with expert instruction on how to filter out data that is most relevant to you. Troubleshooting is another core subject, dealt with in detail. Here, the focus is not on theoretical solutions but rather on the effects that the analyses and reactions of these solutions have on the performance and stability of the overall system.
Table of Contents:
Introduction ... 5
1. System Architecture and Starting Web AS ... 7
... 1.1 Installation Options ... 7
... 1.2 The Structure of SAP Web AS ... 7
... 1.3 Startup Behavior of SAP Web AS Java ... 10
... 1.4 Startup Behavior of SAP Web AS ABAP + Java ... 10
2. System Monitoring of SAP Web AS Java with Java Tools ... 13
... 2.1 Monitoring the Start of the Java System ... 14
... 2.2 Monitoring the Running Java System: The Visual Administrator ... 17
... 2.3 Status Monitoring with the Monitoring Service ... 19
... 2.4 Alarms in the Monitors and Possible Follow-Up Actions ... 27
... 2.5 Logging ... 33
... 2.6 Log Configuration ... 39
... 2.7 Performance Monitoring of the SAP Java Applications ... 41
... 2.8 Performance Reporter and Performance Viewer ... 43
3. Local Problem Analysis ... 49
... 3.1 Single Activity Trace ... 49
... 3.2 Logging API Trace (Technical Trace) ... 50
... 3.3 SQL Trace ... 52
... 3.4 Activating the Session Trace-Activating all Traces for the Duration of a
Session ... 52
... 3.5 For Developers: Application Trace ... 55
... 3.6 Example: Using the Application Trace ... 55
4. Central Monitoring Setup ... 57
... 4.1 System Landscapes: Central and Local Monitoring ... 57
... 4.2 Preparing the Central ABAP System ... 58
... 4.3 SAPCCMSR Agent ... 59
... 4.4 The Alert Monitor (Transaction RZ20) ... 64
... 4.5 Central Availability Monitoring ... 72
5. Performance Data in the Central Monitoring System ... 75
... 5.1 Overview of the System Performance-Displaying the Global System Load
Monitor ... 76
... 5.2 Reading the Distributed Statistics Records ... 77
... 5.3 Performance Analysis with the Performance Trace ... 79
6. Troubleshooting ... 83
... 6.1 Problem During Installation: The System Doesn't Start Up ... 83
... 6.2 The System was Functional but Doesn't Start Up Anymore ... 83
... 6.3 Problems when Uninstalling a Java System ... 84
... 6.4 OutOfMemory Error Message ... 84
... 6.5 After Changing the Administrator Password, the Deployment with the
Software Deployment Manager (SDM) is no Longer Possible ... 85
... 6.6 The Administrator User is Locked ... 85
Glossary ... 87
Index ... 91
