speedscope
https://github.com/jlfwong/speedscope
TypeScript
🔬 A fast, interactive web-based viewer for performance profiles.
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Help out
- Issues
- WIP: Fix import for some Instruments profiles
- custom counters / graphs
- FeatureRequest: only "my code"
- FeatureRequest: "Sort threads by runtime or liveliness"
- Hot reloading is super janky
- How to display perf event information as a speedscope graph?
- Thread names lost when using `#title=` hash fragment
- Vertical scrolling of profile by up to one line when not needed.
- Publish type declarations
- Stackprof mode: Garbage collection frames should not be stacked on their previous frame
- Docs
- TypeScript not yet supported