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Commits on Jun 4, 2026

• Fix iterator invalidation crash in TraceProcessor::ResolveFlows.

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  bbadawi1

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Commits on Jun 3, 2026

• Fix Kernel Colab Failures

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Commits on Jun 2, 2026

• Draw instant events as filled, semi-transparent triangles.

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• 3P Kernel Demo

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• Propagate group_tiny_events URL parameter end-to-end from frontend to TraceProcessor.

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• Fold stacked sub-nanosecond tiny TPU events in trace preprocessor.

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• Add unit tests for ConvertFlatOpStatsToOpProfile to verify OpProfile generation from FlatOpMetricsDb.

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Commits on Jun 1, 2026

• Restricts the clearing of the `use_saved_result` parameter (via `disableCacheRegeneration`) in session storage to only occur when querying primary tool endpoints.

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  Sai Ganesh Muthuraman

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• Search LevelDB for metadata search

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• Prefix Trie Metadata Indexing for Trace Viewer

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• [XProf: trace viewer] Optimize level rendering with calculation-based culling

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  lilysjtu2011

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• [XProf: trace viewer] Optimize group rendering with vertical binary search

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  lilysjtu2011

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• Update README.md

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Commits on May 31, 2026

• [XProf: trace viewer] Refactor Timeline to allow mocking of internal Draw methods

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  lilysjtu2011

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• [XProf: trace viewer] Optimize level rendering with horizontal binary search

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Commits on May 28, 2026

• Add bounds notifications for timeline pan and zoom.

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• Rename TPU v7 instances (not TPU v7x) to TPU v6e / TPU v6 Lite & adjust utilization filenames accordingly.

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Commits on May 27, 2026

• Update url extension for percale link

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• Back comp fix for counter line in trace viewer.

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Commits on May 26, 2026

• Refactor: Adjust trace viewer container heights and drawer styling, so that empty white space at the bottom of the page is removed.

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• Add processing time log in xprof worker.

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Commits on May 25, 2026

• Integrate FlatOpMetricsDb support into the OpProfile builder and conversion pipeline.

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• Integrate FlatOpMetricsDb support into the multi-host OpStats combiner.

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Commits on May 22, 2026

• Disable xprof_gpu_cost_analysis_test for now.

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  Jiten Thakkar

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• Fix utilization viewer counter storage for integers.

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• Call `trace_viewer_diagnostics.json` in trace viewer V1 frontend

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  youchunni

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• Enable scroll and zoom out in Trace Viewer V2 when loading deep-linked traces.

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  Sai Ganesh Muthuraman

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Commits on May 21, 2026

• Add TPU v6e ("TPU v7") support in util viewer.

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• Merge pull request #2618 from melissawm:reorganize-toc

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Commits on May 20, 2026

• Update README.md

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  charlesalaras

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Commits on May 18, 2026

• [XProf: trace viewer] Centralize `localStorage` cleanup of deprecated keys

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  lilysjtu2011

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• Not display "EXPERIMENTAL" badge from smart suggestion view

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Commits on May 17, 2026

• [XProf: trace viewer] Support Feature Flag registration and defaults

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  lilysjtu2011

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Commits on May 16, 2026

• [XProf: trace viewer] Reset Measure mode onboarding state

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  lilysjtu2011

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Commits on May 15, 2026

• [XProf: trace viewer] Update Measure mode onboarding text to include Shift shortcuts

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  lilysjtu2011

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