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ep:labs:03:contents:tasks:ex6 [2023/10/21 17:20] andrei.mirciu [04. [30p] Perf & fuzzing] |
ep:labs:03:contents:tasks:ex6 [2023/10/21 17:43] (current) andrei.mirciu [04. [30p] Perf & fuzzing] |
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| <note> | <note> | ||
| - | Steps: | + | How to do: |
| - Clone the following git repo: https://github.com/brendangregg/FlameGraph. | - Clone the following git repo: https://github.com/brendangregg/FlameGraph. | ||
| - Use the **stackcollapse-perf.pl** Perl script to convert the //perf.data// output into a suitable format (it folds the perf-script output into one line per stack, with a count of the number of times each stack was seen). | - Use the **stackcollapse-perf.pl** Perl script to convert the //perf.data// output into a suitable format (it folds the perf-script output into one line per stack, with a count of the number of times each stack was seen). | ||
| Line 116: | Line 116: | ||
| - Open in any browser the interactive SVG graph obtained and inspect it. | - Open in any browser the interactive SVG graph obtained and inspect it. | ||
| - | More details can also be found [[https://www.brendangregg.com/FlameGraphs/cpuflamegraphs.html|here]]. | + | More details can also be found [[https://www.brendangregg.com/FlameGraphs/cpuflamegraphs.html|here]] and [[https://gitlab.com/gitlab-com/runbooks/-/blob/v2.220.2/docs/tutorials/how_to_use_flamegraphs_for_perf_profiling.md|here]]. |
| </note> | </note> | ||
