With CX-5 NIC setup kernel NVMeOF following standard steps, nvmet report error when we try run nvme connect

Infrastructure & Networking BlueField
1

dmesg log

[Oct20 05:18] nvmet: creating controller 1 for subsystem hostnqn for NQN nqn.2014-08.org.nvmexpress:uuid:9cbac4ba24b8417d9281ae6a79b62673.
[  +0.002779] nvme nvme1: creating 63 I/O queues.
[ +10.156859] nvmet: ctrl 1 keep-alive timer (5 seconds) expired!
[  +0.000010] nvmet: ctrl 1 fatal error occurred!
[ +18.448703] nvme nvme1: mapped 63/0/0 default/read/poll queues.
[  +0.006434] nvmet: could not find controller 1 for subsys hostnqn / host nqn.2014-08.org.nvmexpress:uuid:9cbac4ba24b8417d9281ae6a79b62673
[  +0.000359] nvme nvme1: Connect Invalid Data Parameter, cntlid: 1
[  +0.003230] nvme nvme1: failed to connect queue: 1 ret=16770

any light shed up? do we need must install MOFED? before I remember kernel nvmeOF can very easily setup

2

hi wayne

It depend on your OS version.
We recommend install MOFED for NVMeOF

3

Thank you so much. I have another question could you please help?
one question need check with you the BF2-3 SNAP feature emulate NVMe from remote NVMF target with local SRIOV？ and it expose as one VF function? can it expose as multiple physical function?

4

hi

for snap related question, you need contact nvidia networking support