Unix® System Management Primer Plus

Summary

Performance tuning and capacity planning are two vast disciplines that go hand in hand, and every system administrator should have a basic understanding of the concepts within each of them. These complex responsibilities are much easier to understand and manage if you categorize them according to the four major subsystems on a server: CPU, storage, memory, and networking. To manage performance tuning and capacity planning for your network, you first must understand what metrics you must compile and how to determine what they tell you about your particular operating system. With this data, you can know what to expect from the normal behavior of your systems. When abnormalities arise, you're then better able to see what system components ...