CI: don't re-run tests for the same postsumib job Today the CI enqueues postsubmit jobs every hour for main@HEAD. Avoid doing that if the revision didn't change. This avoids overnight and weekend GCE usage. Bug: 327181472 Change-Id: Ib121590e13a4e630938395b25e449b0dbd5a9836
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.