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Linux内核性能架构:perf_event
荣涛,csdn博主。 组件概述 Linux性能子系统在性能分析中非常有用。以下显示了这篇文章中的perf子系统componenet 。 “ perf”是可用于执行性能分析的用户程序。 仅暴露给用户空间的系统调用perfeventopen返回一个perf事件fd。该系统调用没有glibc包装器。更多信息可以 ...
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