how expensive is an operation?

This page summarizes the projects mentioned and recommended in the original post on /r/rust

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  • flamegraph

    Easy flamegraphs for Rust projects and everything else, without Perl or pipes <3 (by flamegraph-rs)

  • Use a profiler. Flamegraph is a good way to visualise profiler output. This lets you identify which functions are taking up a large amount of time - and hence helps you identify where to focus your optimisation efforts.

  • criterion.rs

    Statistics-driven benchmarking library for Rust

  • criterion for benchmarks,

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  • dhat-rs

    Heap profiling and ad hoc profiling for Rust programs.

  • dhat for heap profiling

  • compiler-explorer

    Run compilers interactively from your web browser and interact with the assembly

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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