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Distributed training with Ray Train DLCs and EFA on EKS

Favorite What usually stops PyTorch training from scaling out to a cluster is the container, not the model code. Every container needs the same CUDA runtime, a PyTorch build compiled against it, NCCL (NVIDIA Collective Communications Library), the Elastic Fabric Adapter (EFA) userspace libraries, the AWS OFI NCCL plugin that

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Shared by AWS Machine Learning October 28, 2026

Fix evaluation bias to unlock better models on Amazon Bedrock

Favorite This post was co-authored with Khaled Thabit, Meriem Boughrara, and Mohamed Desouky from Property Finder. The engineering team at Property Finder, a digital real estate application, discovered that 96.8 percent of their evaluation labels had been inherited directly from a single model’s predictions rather than verified by human experts.

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Shared by AWS Machine Learning October 27, 2026