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AWS EC2 Guide Covers Instance Types, Hardware Strategy and Autoscaling

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A technical field manual published on DEV Community outlines Amazon EC2, AWS's core cloud compute service that provides resizable, on-demand virtual machines without physical server procurement. The guide categorizes EC2 instance families by workload type, including general-purpose T and M series, compute-optimized C series, memory-optimized R series, and GPU-based G and P series for AI and machine learning. It details purchasing models ranging from flexible On-Demand billing to Reserved Instances offering up to 72% savings for long-term commitments, and Spot Instances providing up to 90% discounts on spare capacity with a two-minute interruption warning. The manual also addresses integration with Kubernetes EKS clusters, explaining how GPU nodes are isolated using taints to prevent non-ML workloads from consuming expensive resources. The resource is aimed at site reliability engineers and cloud practitioners seeking structured guidance on optimizing AWS infrastructure.

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