How to check infiniband availability.
Check Infiniband interface (from any node):# ibstat | egrep 'State|Physical'
or
# ibstat
Test Infiniband:# ibdiagnet -ls 14 -lw 4x
Example:[root@xcat01 ~]# ibstat | grep -i state
State: Active
Physical state:
LinkUp
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AntonioPerezFernandez - 23 Jan 2017