docs: note that iid 0 is not a valid iid

Change-Id: Ib7467cf94cbe5ccb709436e3315a7932aa84ab0d
Bug: https://github.com/google/perfetto/issues/819
1 file changed
tree: 9345dfc3c72d8812936ca6151b6e9ff7e45f9fc0
  1. .github/
  2. bazel/
  3. build_overrides/
  4. buildtools/
  5. debian/
  6. docs/
  7. examples/
  8. gn/
  9. include/
  10. infra/
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  12. python/
  13. src/
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  18. .bazelignore
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  26. Android.bp
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  28. BUILD
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  31. CHANGELOG
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  33. DIR_METADATA
  34. heapprofd.rc
  35. LICENSE
  36. meson.build
  37. METADATA
  38. MODULE_LICENSE_APACHE2
  39. OWNERS
  40. perfetto.rc
  41. PerfettoIntegrationTests.xml
  42. persistent_cfg.pbtxt
  43. PRESUBMIT.py
  44. README.chromium
  45. README.md
  46. TEST_MAPPING
  47. traced_perf.rc
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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.