对比 LLM 的多种预训练方案的性能,方案包括:
- Torch DDP
- FSDP
- DeepSpeed
- FlashAttention V2
- ColossalAI
- Sophia Optimizer
- Lightning Fabric
A comparison of pretraining framework for LLM
对比 LLM 的多种预训练方案的性能,方案包括:
使用flashattention进行训练时, 模型使用Chinese-llama2,模型不会收敛,完全学不到知识。
每个epoch的loss像是完全随机一样
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