References:
- https://repost.aws/knowledge-center/ec2-instance-network-pps-limit
- https://github.com/amzn/amzn-drivers/blob/master/kernel/linux/ena/ENA_Linux_Best_Practices.rst
- https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/monitoring-network-performance-ena.html
- https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ena-improve-network-latency-linux.html
- https://docs.aws.amazon.com/linux/al2/ug/processor_state_control.html#c-states
- https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Agent-network-performance.html