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Application Tracking for quantitative analysis of performance changes

Source: Internet
Author: User
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Article Title: Application Tracking quantifies performance changes. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.

The Apache Web server is used as an example to learn how to analyze the performance meaning of public configurations. Use application tracing to observe system calls made during the application program running. By counting the number of calls and the time of occurrence, you can easily understand the impact of performance changes.

You can track applications to find out why they are paused or not running. You can use the same method to understand

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