Performance Management Guide
About This Book
Performance overview
Performance tuning
Performance tuning enhancements for AIX 5.2
System performance monitoring
Initial performance diagnosis
Resource Management Overview
Introduction to Multiprocessing
Planning and Implementing for Performance
Using POWER4-based Systems
CPU performance
CPU performance monitoring
The vmstat command (CPU)
The iostat command
The sar command
The xmperf program
Use of the time command to measure CPU use
Identification of CPU-intensive programs
Use of the tprof program to analyze programs for CPU use
Use of the pprof command to measure CPU usage of kernel threads
Detection of instruction emulation with the emstat tool
Detection of alignment exceptions with the alstat tool
Restructure of executable programs with the fdpr program
Controlling contention for the CPU
CPU-efficient user id administration with the mkpasswd command
Memory performance
Logical volume and disk I/O performance
File system performance
NFS performance
Network performance
LPAR performance
Dynamic logical partitioning
Application Tuning
Java performance monitoring
Analyzing Performance with the Trace Facility
Reporting Performance Problems
Appendix A. Monitoring and Tuning Commands and Subroutines
Appendix B. Efficient Use of the ld Command
Appendix C. Accessing the Processor Timer
Appendix D. Determining CPU Speed
Appendix E. National Language Support: Locale versus Speed
Appendix F. Summary of Tunable Parameters
Appendix G. Test Case Scenarios
Appendix H. Notices
Index
About This Book
