May 2005
Intermediate to advanced
738 pages
18h 22m
English
Content preview from AIX 5L Practical Performance Tools and Tuning Guide
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1.2. Introduction to the performance tuning process
Performance tuning is primarily a matter of resource management and correct system parameters setting. Tuning the workload and the system for efficient resource use consists of the following steps:
- Identifying the workloads on the system
- Setting objectives:
- - Determining how the results will be measured
- - Quantifying and prioritizing the objectives
- Identifying the critical resources that limit the system’s performance
- Minimizing the workload’s critical-resource requirements:
- - Using the most appropriate resource, if there is a choice
- - Reducing the critical-resource requirements of individual programs or system functions
- - Structuring for parallel resource use
- Modifying the allocation of resources ...
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