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pigweed/third_party/android/platform/external/perfetto/c51e485ef8156139697963c43bee5e20dde0846c
commit
c51e485ef8156139697963c43bee5e20dde0846c
[log]
author
Lalit Maganti <lalitm@google.com>
Thu Feb 20 14:00:44 2025 +0000
committer
Lalit Maganti <lalitm@google.com>
Thu Feb 20 14:00:44 2025 +0000
tree
45d1ce067e6d42fa20d1ff0cd423b76b85e75a38
parent
4c3b634c0bfee9a919767f02fb243aaf94ad30c6 [diff]
python: improve performance of pandas conversion by ~33%

Two main changes causing this:
1) Reducing the amount of work being done per batch
2) Better aligning the data model we work in to what pandas will want

Followup change will further improve performance by increasing the batch
size further reducing the amount of work being done.

Bug: 395980508
Change-Id: I0f3378f799d78baec32bbdba7b4f26d8691df640
4 files changed
tree: 45d1ce067e6d42fa20d1ff0cd423b76b85e75a38
  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. .bazelversion
  21. .clang-format
  22. .clang-tidy
  23. .git-blame-ignore-revs
  24. .gitattributes
  25. .gitignore
  26. .gn
  27. .style.yapf
  28. Android.bp
  29. Android.bp.extras
  30. BUILD
  31. BUILD.extras
  32. BUILD.gn
  33. CHANGELOG
  34. codereview.settings
  35. DIR_METADATA
  36. heapprofd.rc
  37. LICENSE
  38. meson.build
  39. METADATA
  40. MODULE.bazel
  41. MODULE.bazel.lock
  42. MODULE_LICENSE_APACHE2
  43. OWNERS
  44. perfetto.rc
  45. perfetto_flags.aconfig
  46. PerfettoIntegrationTests.xml
  47. persistent_cfg.pbtxt
  48. PRESUBMIT.py
  49. README.chromium
  50. README.md
  51. TEST_MAPPING
  52. traced_perf.rc
  53. WATCHLISTS
  54. 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.