IBACM service mainly used on large clusters to run MPI applications during connections establishment phase. When disable, IB fabric will work as usual as this service is not requirement. You should be fine with IBACM service disabled.
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IBACM service mainly used on large clusters to run MPI applications during connections establishment phase. When disable, IB fabric will work as usual as this service is not requirement. You should be fine with IBACM service disabled.