On Thursday 10 May 2007, Jeff Squyres wrote: > On May 10, 2007, at 8:08 AM, Peter Kjellstrom wrote: > > I recently tried ompi on early ConnectX hardware/software. > > The good news, it works =) > > We've seen some really great 1-switch latency using the early access > ConnectX hardware. I have a pair of ConnectX's in my MPI development > cluster at Cisco, but am awaiting various software pieces before I > can start playing with them.
Yes, I'm impressed too. > We're also quite excited to add some of the new features of the > ConnectX hardware (Roland Dreier is working on the verbs interface > and Mellanox is working on the firmware). I just switched my testbed from mellanox stack to Rolands mlx4. > I don't see Mellanox's > presentation from last week's OpenFabrics Sonoma Workshop on the > openfabrics.org web site that describes the features; I'll ping them > and ask where it is. > > > However, ompi needs a chunk of options set to recognize the > > card so I made a small patch (setting it up like old Arbel > > style hardware). > > Good point; I can't believe we forgot to commit that... Thanks! > > BTW, you copied from the MTU from Sinai, not Arbel -- is that what > you meant? Just me being confused, I did use 2048 (Sinai) but who am I to say what those figures should finally be set to... /Peter > (FWIW: the internal Mellanox code name for ConnectX is Hermon, > another mountain in Israel, just like Sinai, Arbel, ...etc.).
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