linux-kernel - Re: [PATCH v4 0/6] Add support for Firefox's gecko profile format

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Message-ID: <ZLfDPPYK1PXc9xOe@yoga>
Date:   Wed, 19 Jul 2023 16:34:28 +0530
From:   Anup Sharma <anupnewsmail@...il.com>
To:     Anup Sharma <anupnewsmail@...il.com>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 0/6] Add support for Firefox's gecko profile format

On Wed, Jul 19, 2023 at 04:15:52AM +0530, Anup Sharma wrote:
> This patch series adds support for Firefox's gecko profile format.
> The format is documented here [1].
> 
> I have incorporated several changes based on feedback from the
> previous version of the patch.
> 
> Changes in v3:
a small typo here. It should be v4 instead of v3 (changes in v4).
> - Implemented object-oriented programming (OOP) approach for Thread and Sample
>   to improve code organization and maintainability.
> - Enhanced user experience by introducing argparse for changing color settings
>   of user and kernel symbols during execution.
> - Ensured proper module encapsulation by adding imports wherever necessary.
> - Improved code readability by adding descriptive comments and type annotations.
> 
> These changes focus on adopting OOP principles, enhancing user interaction with argparse,
> and making the code more readable with comments and type information.
> 
> TODO:
> - use cpu_mode to determine the category instead of finding it from symbol name.
> - Write a test.
> - add direct execution command for this script under script/python/bin directory.
> 
> Committer Testing:
> - Tested with a perf.data file generated for single and multiple cpu
>   cores enabled.
> - Uploaded the stdout into profiler.firefox.com and verified the
>   output.
> - Verified the output with the output generated by the existing
>   script as mentioned here [2].
> Method:
> - perf record -F 99 -a -g -- sleep 5
> - perf script firefox-gecko-converter.py > output.json
> - upload output.json to profiler.firefox.com
> 
> [1] https://github.com/firefox-devtools/profiler/blob/main/docs-developer/gecko-profile-format.md
> [2] https://perf.wiki.kernel.org/index.php/Tutorial#Firefox_Profiler
> 
> Anup Sharma (6):
>   perf scripts python: Add initial script file with usage information
>   perf scripts python: Extact necessary information from process event
>   perf scripts python: Add classes and conversion functions
>   perf scripts python: Add trace end processing and PRODUCT and
>     CATEGORIES information
>   perf scripts python: implement internal get or create frame, stack and
>     string function
>   perf scripts python: Implement add sample function and thread
>     processing
> 
>  .../scripts/python/firefox-gecko-converter.py | 339 ++++++++++++++++++
>  1 file changed, 339 insertions(+)
>  create mode 100644 tools/perf/scripts/python/firefox-gecko-converter.py
> 
> -- 
> 2.34.1
>