Add ulysses #862
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Add ulysses #862
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…mpts' into deepspeed-ulysses
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Adding deepspeed ulysses for extreme long-context training, controllable via
sequence_parallel_size. If set ton>1, splits sequences acrossnGPUs during training.Loosely following: https://www.deepspeed.ai/tutorials/ulysses-alst-sequence-parallelism/
This means we can apply it to any HF model! Not sure how it will behave with newer OLMos.
Testing now hence draft.