HowTo Find the SM node

Use the sminfo command to locate the SM node LID, and query the node via that LID.

For example:

--> Get the LID info

$ sudo sminfo -C mlx5_0
sminfo: sm lid 1 sm guid 0x98039b03009fd0ae, activity count 16166942 priority 14 state 3 SMINFO_MASTER

--> Use LID=1 to the get the SM node info

$ sudo smpquery nd 1 -C mlx5_0
Node Description:......................sm02 HCA-1

--> SM node is "sm02"