Fractional GPU
ひとつのCPUを0.5個使う、みたいなノリで、GPUを共用すること。
Fractional GPUs: Software-Based Compute and Memory Bandwidth Reservation for GPUs (2019) https://doi.org/10.1109/RTAS.2019.00011
Improving GPU Utilization using Kubernetes Engine (2022) https://www.nvidia.com/ja-jp/on-demand/session/gtcspring22-s41022/
Announcing general availability of Amazon EC2 G6f instances with fractional GPUs (2025) https://aws.amazon.com/jp/about-aws/whats-new/2025/07/amazon-ec2-g6f-instances-fractional-gpus/