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amazon-vpc-cni-k8s
Networking plugin repository for pod networking in Kubernetes using Elastic Network Interfaces on AWS
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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
You might be able to get better help or research closed issues on the github issues page. https://github.com/aws/amazon-vpc-cni-k8s/issues . Are you able to scale up your old node group with the smaller instance size and see if it works. The few times I hit issues around the network not being ready on a worker node in EKS, it ended up being permission related issue. Wondering if there are some missing permissions on the new node group role or on the aws-node iam role. Make sure the aws-node role has AmazonEKS_CNI_Policy policy attached to it.