TimeExceed / perf-prof-toolchain

Toolchain to perf a Rust/C++ binary

Prerequisites

1. install perf

   $ sudo apt-get install -y linux-tools-common linux-tools-generic

Steps

1. rebuild the project with debug info

   • For Rust, add debug = true in the [profile.release] section.
   • For C++, add -g for release build.

2. profile with flamegraph

   $ sudo /path/to/flamegraph -- ${EXECUTABLE_AND_ARGS}

References

• Flame Graphs in main page of Brendan Gregg
• Repository of Flame Graphs from Brendan Gregg
• One single command implemented by Rust