IBM Informix Dynamic Server Performance Guide
Introduction
Performance Basics
In This Chapter
A Basic Approach to Performance Measurement and Tuning
Quick Start for Small-Database User
Performance Goals
Measurements of Performance
Throughput
Response Time
Cost per Transaction
Resource Utilization and Performance
Factors That Affect Resource Utilization
Maintenance of Good Performance
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
Appendix A. Case Studies and Examples
Appendix B. Accessibility
Notices
Index
Introduction
