IBM Informix Dynamic Server Performance Guide
Introduction
Performance Basics
Performance Monitoring and the Tools You Use
Effect of Configuration on CPU Utilization
Effect of Configuration on Memory Utilization
Effect of Configuration on I/O Activity
Table Performance Considerations
Index Performance Considerations
Locking
Fragmentation Guidelines
Queries and the Query Optimizer
Optimizer Directives
Parallel Database Query
Improving Individual Query Performance
The onperf Utility on UNIX
In This Chapter
Overview of the onperf Utility
Basic onperf Functions
The onperf Tools
Requirements for Running onperf
Starting and Exiting onperf
The onperf User Interface
Ways to Use onperf
The onperf Metrics
Appendix A. Case Studies and Examples
Appendix B. Accessibility
Notices
Index
Introduction
