deepspeed
https://github.com/microsoft/deepspeed
Python
DeepSpeed is a deep learning optimization library that makes distributed training easy, efficient, and effective.
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- Issues
- [BUG] DistributedAttention produces numerically incorrect results vs its own SeqAllToAll-equivalent baseline when sequence length is not divisible by world size
- [BUG] Ulysses crashes in Stage 0
- [REQUEST] Ulysses support for VLMs
- [BUG] Delayed all_gather memory release using ZERO3
- Perform expert parallel inference on deepseek-r1-671b
- [BUG]
- [REQUEST] Avoid CUDA initialisation on import
- [BUG] Missing grad_norm in logs when using stage0, while other stages have it.
- [BUG] Inaccurate FLOPs for shared weights
- [BUG] Hanging problem when LoRA sft Qwen2.5Omni with multi-turn video-audio samples with ds-z3 or ds-z3-offload
- Docs
- Python not yet supported