UI: fix ui/build --watch Turns out that Node's builtin fs.watch() doesn't work on Linux. Everybody else seems to use node-watch which has an identical API but happens to work. Bug: 180028167 Change-Id: I8bb0ddd561505ee02d4a8cbe85aeed5562e8ddf2
Perfetto is a production-grade open-source stack for performance instrumentation and trace analysis. It offers services and libraries and for recording system-level and app-level traces, native + java heap profiling, a library for analyzing traces using SQL and a web-based UI to visualize and explore multi-GB traces.
See https://perfetto.dev/docs or the /docs/ directory for documentation.