[openib-general] Re: [mvapich-discuss] RE: [openfabrics-ewg] Current OFED kernel snapshot

[Roland Dreier]

    Abhinav> The DDR flag is expected to be enabled for DDR mellanox
    Abhinav> HCAs, similarly PCI_EX is expected to enabled for
    Abhinav> PCI-Express Based HCAs. Also, starting MVAPICH-0.9.7, for
    Abhinav> scalability to ultra-scale clusters, we have defined
    Abhinav> MEMORY_SCALE flag, which is a combination of SRQ and
    Abhinav> ADAPTIVE_RDMA_FAST_PATH. However, AFAIK, SRQ is not
    Abhinav> available for PPC64.

Why would SRQ not be available for ppc64?  The low-level drivers are
identical.

And why would DDR and/or PCI Express not be available for ppc64?

 - R.