tp: extract the event id in the ftrace tokenizer This is going to become relevant shortly for parsing gpu events which need to extract a timestmap nested *inside* the event. Bug: 302479496 Change-Id: Id6661f9a6ff8c85472ee46d66481f2b25fdcc530
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.