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Subject: [OMPI users] Multi-rail support
From: Dmitry Kuzmin (dkuzmin72_at_[hidden])
Date: 2010-03-25 05:53:34

Hi there,

We have a cluster with 2 HCAs installed on each node (Mellanox ConnectX IB
QDR cards). It's not clear from the documentation how we could use both of
them for MPI communications.
What should we do to enable 2 cards and how we can check that both are

Thanks in advance!