A practitioner's guide to testing and running GPU clusters

Together AI's blog discusses the importance of acceptance testing GPU clusters for generative AI model training. The article covers the intricate process of ensuring hardware reliability and performance, detailing steps from GPU validation to full-scale cluster tests.

• Cutting-edge H100 GPUs are used.
• Meta faced hardware challenges with Llama 3.1.
• DCGM Diagnostics is a key tool for GPU validation.
• NVLink and NVSwitch ensure GPU communication.
• GPUDirect RDMA enhances Infiniband networking.