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Training & Fine-tuningEasy· Distributed Training· Gloo· NCCL
Why might you choose gloo over nccl?
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See plansGloo is a collective communication library that supports CPU-based operations. It is useful in environments where GPUs are not available, such as local debugging or CI/CD pipelines. However, for any production workload involving GPUs, NCCL is the standard and correct choice due to its optimization for GPU hardware and high-speed interconnects.