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《A Top-Down Method for Performance Analysis and Counters Architecture》阅读笔记 | Andrewei's Blog #12

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andrewei1316 opened this issue Jan 3, 2021 · 0 comments

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https://andrewei1316.github.io/2020/12/20/top-down-performance-analysis/

简介随着处理器复杂度的增加、处理任务的多样化以及性能分析工具数据的难以管理,使得性能分析的难度日益增加。同时,在某些领域中,对于资源和时间的限制更加严格,进一步要求性能分析给出分析速度和结果准确性更优的方法。 这篇文章给出了一个自顶向下的分析方法(Top-Down Analysis),可以在乱序处理器上快速定位真正的性能瓶颈。该方法通过将性能数据结构化、分层展示,直观快速的展示性能瓶颈,并且已经被

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