InfiniBand Interface
For information on port type management of ConnectX-4 and above adapter cards, please refer to Port Type Management/VPI Cards Configuration section.
- RDMA counters are available only through sysfs located under: - # /sys/class/infiniband/<device>/ports/*/hw_counters/ 
- # /sys/class/infiniband/<device>/ports/*/counters 
 
For mlx5 port and RDMA counters, refer to the Understanding mlx5 Linux Counters Community post.