Tracking app responsiveness at scale using JankStats
Article Summary
Your app might feel smooth in testing, but how do you know if it's janky for real users at scale?
Miguel Juarez Lopez from bitdrift shares how his team tackled main thread performance monitoring in production. This droidcon NYC lightning talk demonstrates a practical approach to catching UI jank before users complain.
Key Takeaways
- JankStats library identifies dropped frames and UI stutters in production
- Main thread monitoring reveals performance issues invisible in lab testing
- Bitdrift enhanced their mobile observability platform using this approach
Critical Insight
JankStats provides a lightweight way to detect and track frame drops at scale, turning UI responsiveness from a guessing game into measurable data.
