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Add TPU Zero-1 Gradient Accumulation Test - #2912

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copybara-service[bot] merged 1 commit into
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chengnuojin-zero1-test
Jan 6, 2026
Merged

Add TPU Zero-1 Gradient Accumulation Test#2912
copybara-service[bot] merged 1 commit into
mainfrom
chengnuojin-zero1-test

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@NuojCheng

@NuojCheng NuojCheng commented Jan 6, 2026

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Description

Add TPU Zero-1 + GA test using explicit shard mode (introduced in #2470 ) for better performance.

Tests

Standard MaxText tests.

Checklist

Before submitting this PR, please make sure (put X in square brackets):

  • I have performed a self-review of my code. For an optional AI review, add the gemini-review label.
  • I have necessary comments in my code, particularly in hard-to-understand areas.
  • I have run end-to-end tests tests and provided workload links above if applicable.
  • I have made or will make corresponding changes to the doc if needed, including adding new documentation pages to the relevant Table of Contents (toctree directive) as explained in our documentation.

@codecov

codecov Bot commented Jan 6, 2026

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Codecov Report

✅ All modified and coverable lines are covered by tests.

📢 Thoughts on this report? Let us know!

@copybara-service
copybara-service Bot merged commit 2f77e7b into main Jan 6, 2026
30 of 31 checks passed
@copybara-service
copybara-service Bot deleted the chengnuojin-zero1-test branch January 6, 2026 22:14
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3 participants