What are flutter_jank_metrics_.json in Flutter project root folders? Why & How they generated?
It might related to Flutter UI janky, but I don't see it on Flutter's official document.
For future me and people who are also curious.
The jank file are from the interacting-terminal after flutter run, you can press j to generate it.
flutter run
j Dump frame raster stats for the current frame. (Unsupported for web)
Detail about the file might related to: https://docs.flutter.dev/perf/ui-performance
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For future me and people who are also curious.
The jank file are from the interacting-terminal after
flutter run
, you can press j to generate it.Detail about the file might related to: https://docs.flutter.dev/perf/ui-performance