Chapter 13. High-Performance Instrumentation
The computing world has long required the instrumentation of applications with detailed trace information and techniques to monitor system usage. The most basic trace instrumentation that many development organizations employ is a debug logging facility. Debug logging is usually achieved by writing text statements into a text file that may include the time, a thread identifier, and the subsystem or component writing the trace statement. This basic form of instrumentation has aided many organizations to resolve problems by inspecting the log file to determine the program flow at the time a problem occurred. The log file has other benefits apart from identifying where a particular problem occurred. A ...
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