[O-MPI devel] Open MPI @SC2005

2005-11-08 Thread Jeff Squyres
Greetings all! The Open MPI Team will be at SC this year. If you're attending, please feel free to drop by any of the following booths to say hi and discuss Open MPI's current status, future directions, and potentials for collaboration: - Indiana University (booth #202) - Los Alamos Nationa

[O-MPI devel] data-type engine

2005-11-08 Thread George Bosilca
I fix the problem we had with BLACS. As it look like everybody believe it was a data-type issue I fix it in the DDT engine. However, as I explain this morning on the phone conference (and nobody believe it) the problem was triggered by the way the convertor was used. For me it's an easy fix

Re: [O-MPI devel] data-type engine

2005-11-08 Thread Timothy S. Woodall
George, As I indicated this morning, what you are describing is not the correct behaviour of the PML/BTL's. Again, if you can provide me a simple test case to duplicate this, I'd be glad to look at it. Tim > I fix the problem we had with BLACS. As it look like everybody > believe it was a data

Re: [O-MPI devel] data-type engine

2005-11-08 Thread Timothy S. Woodall
George, The BLACS test code was actually calling MPI_Pack to pack the data into a contigous buffer, and then called MPI_ISend w/ datatype of PACKED. So, the convertor used by the PML/BTLs treated this as contiguous data, and allowed the PML/BTL to split it however they liked... Your fix should co