NFS filesystem fails to mount over RDMA

Solution In Progress - Updated -

Issue

  • NFSoRDMA fails to mount with the message "connection refused":
[root@test tmp]# mount -t nfs -o _netdev,nodev,nosuid,noac,noatime,rdma,port=2050,lookupcache=none X.X.X.X:/test /test -vvv
mount.nfs: timeout set for Tue Jul 14 14:53:11 2020
mount.nfs: trying text-based options 'noac,rdma,port=2050,lookupcache=none,vers=4.1,addr=X.X.X.X,clientaddr=X.X.X.X'
mount.nfs: mount(2): Connection refused
  • Post reboot, unable to mount the NFSoRDMA

Environment

Red Hat Enterprise Linux 7

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