1. Enhanced Networking (SRIOV) only works in a VPC and not in EC2-Classic.
2. I think the 4x instances don't support 10Gb ethernet. If that is the case, it would also be instructive to test the 8x instances on S3.
For some very application (Hadoop) specific tests of Enhanced Networking, please take a look at https://www.qubole.com/blog/product/hadoop-enhanced-networki...
1. Enhanced Networking (SRIOV) only works in a VPC and not in EC2-Classic.
2. I think the 4x instances don't support 10Gb ethernet. If that is the case, it would also be instructive to test the 8x instances on S3.
For some very application (Hadoop) specific tests of Enhanced Networking, please take a look at https://www.qubole.com/blog/product/hadoop-enhanced-networki...