ui: fix crash in flamegraph filtering We were being too strict in requiring a space in the pivot filter (and several others). Relax this requirement Fixes: 388100241 Change-Id: Ib75f9cb4f1a4334b9e2f91b016663d3154b4b94b
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.