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Performance Tuning for Linux® Servers by Badari Pulavarty, Gerrit Huizenga, Sandra K. Johnson

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Chapter Five. System Trace Tools

By Ron Cadima, Gerrit Huizenga, Duc J. Vianney, and Peter Wai Yee Wong

Introduction

When a performance bottleneck or problem occurs, system tracing tools can help you identify the source of the problem. When tracing a system, you need to know not only which tools to use, but when and where to use them.

Generally, system tracing involves multiple steps: With each step, you delve deeper into the problem to ultimately create a solution or optimize the system or the appropriate application. By taking a system-wide view of the problem first, and then zeroing in on a specific application or series of events, you can more reliably determine the true cause of the performance problem. For example, just because the system slows ...

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