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Building Meta’s GenAI Infrastructure

Engineering at Meta

It played and continues to play an important role in the development of Llama and Llama 2 , as well as advanced AI models for applications ranging from computer vision, NLP, and speech recognition, to image generation , and even coding. The other cluster features an NVIDIA Quantum2 InfiniBand fabric.

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A RoCE network for distributed AI training at scale

Engineering at Meta

The second approach involved posting each message to a different queue, in a round-robin fashion. It may depend on the relative throughput between GPU and network, which may not be applicable to all scenarios. But it also produced smaller message sizes on fabric as well as multiple ACKs.

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