speedscope
https://github.com/jlfwong/speedscope
TypeScript
🔬 A fast, interactive web-based viewer for performance profiles.
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- Issues
- Need to support Java thread dump
- Use fetch instead of uint8array-json-parser for parsing JSON balls larger than the string limit
- README: Explain colors
- Aggregation methods for size-values in Sandwich view?
- Maximum call stack size exceeded
- when i use this, how can i get release when i change it?
- Allow accept header to be specified alongside profileURL
- Incorrect rendering with long traces (thousands of seconds)
- xcode 15 instrument data load fail
- It's non-obvious when speedscope imports a multi-threaded profile
- Docs
- TypeScript not yet supported