The InfiniBand subnet manager (OpenSM) assigns Local IDentifiers (LIDs) to each port connected to the InfiniBand fabric, and develops a routing table based off of the assigned LIDs.
One of the key benefits of Intel® Cluster Checker is that it acts as a real-like user executing commands in the console.
Intel® Cluster Checker tool evaluates HPC clusters for consistency, functionality and performance.
How to Use Intel® Cluster Checker v3 When the Cluster Head Node Has an Intel® Xeon Phi™ Coprocessor Installed
In case your cluster uses a head node with one or more Intel® Xeon Phi™ coprocessors, a couple more steps have to be taken in order to collect all information.