tracing: Remove SystemProducerOnlyBackend Now that TracingMuxerImpl handles producers and consumer backends separately, we can avoid a SystemProducerOnlyBackend, which CHECKs when asked for a consumer, and split the SystemBackend into two (the producer part and the consumer part). Change-Id: I2924343efe463044bfb499a4a455992bc36e36b9
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.