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pigweed / third_party / android / platform / external / perfetto / 389e81f9b3b5b7af0ed67af119d81d3afc379a0b
commit389e81f9b3b5b7af0ed67af119d81d3afc379a0b[log] [tgz]
authorYuan Yao <yuanyaogoog@google.com>Tue Nov 12 04:06:34 2024 +0000
committerYuan Yao <yuanyaogoog@google.com>Thu Nov 14 04:51:31 2024 +0000
tree82599355093215a1ba4e3fd040115028bf634cec
parent0c7c31a1bf09e11de2c4364e00bcad3ce91e13b3 [diff]
add do_sys_open ftrace events

do_sys_open ftrace event helps tracing the path processes opened. This
tracepoint is a non-standard trace point which only exits in ChromeOS
and some Android variants with development kernel.

It's introduced for developers to debug on the file path in Android:
https://source.android.com/docs/core/perf/boot-times.

Bug: 378591098
Test: capture perfetto trace & check
Change-Id: I276b723cd54fda6314f797b94acc6b83ecdea32b
10 files changed
tree: 82599355093215a1ba4e3fd040115028bf634cec
  1. .github/
  2. bazel/
  3. build_overrides/
  4. buildtools/
  5. debian/
  6. docs/
  7. examples/
  8. gn/
  9. include/
  10. infra/
  11. protos/
  12. python/
  13. src/
  14. test/
  15. third_party/
  16. tools/
  17. ui/
  18. .bazelignore
  19. .bazelrc
  20. .clang-format
  21. .clang-tidy
  22. .git-blame-ignore-revs
  23. .gitattributes
  24. .gitignore
  25. .gn
  26. .style.yapf
  27. Android.bp
  28. Android.bp.extras
  29. BUILD
  30. BUILD.extras
  31. BUILD.gn
  32. CHANGELOG
  33. codereview.settings
  34. DIR_METADATA
  35. heapprofd.rc
  36. LICENSE
  37. meson.build
  38. METADATA
  39. MODULE_LICENSE_APACHE2
  40. OWNERS
  41. perfetto.rc
  42. PerfettoIntegrationTests.xml
  43. persistent_cfg.pbtxt
  44. PRESUBMIT.py
  45. README.chromium
  46. README.md
  47. TEST_MAPPING
  48. traced_perf.rc
  49. WATCHLISTS
  50. WORKSPACE
README.md

Perfetto - System profiling, app tracing and trace analysis

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.