A performance API to enable applications to detect presence of “long tasks” that monopolize the UI thread for extended periods of time and block other critical tasks from being executed - e.g. reacting to user input.
Documentation
Specification
Status in Chromium
Enabled by default (tracking bug) in:
- Chrome for desktop release 58
- Chrome for Android release 58
- Android WebView release 58
Consensus & Standardization
After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.
Owners
Last updated on 2020-11-09
Comments
Notes from TPAC discussion: https://docs.google.com/document/d/1RigHs7a4yRcVUt4fPswOZLKY_-tDlPiz8hPokBixHEk/edit#heading=h.mwr9aubzxuqt