Amazon EC2 now allows customers to modify an instance’s CPU options after launch. You can now modify the number of vCPUs and/or disable the hyperthreading of a stopped EC2 instance to save on vCPU-based licensing costs. In…
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https://aws.amazon.com/about-aws/whats-new/2024/10/amazon-ec2-optimize-cpus-post-instance-launch/
