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PyTorch/XLA 1.8 release

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@zcain117 zcain117 released this 04 Mar 23:45
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Summary

Cloud TPUs now support the PyTorch 1.8 release, via PyTorch/XLA integration. The release has daily automated testing for the supported models: Torchvision ResNet, FairSeq Transformer and RoBERTa, HuggingFace GLUE and LM, and Facebook Research DLRM.

This release focused on making PyTorch XLA easier to use and debug. See below for a list of new features.

New Features

  • Enhanced usability:
    • Profiler tools to help you pinpoint the areas where you can improve the memory usage or speed of your TPU models. The tools are ready to use; check out our main README for some upcoming tutorials.
    • Simpler error messages (#2771)
    • Less log spam using TPU Pods (#2662)
    • Able to view images in Tensorboard (#2679)
  • TriangularSolve (#2498) (example)
  • New ops supported by PyTorch/XLA:

Bug Fixes

  • Crashing while using dynamic shapes (#2602)
  • all_to_all crashing on TPU pods (#2601)
  • SiLU fix (#2721)