Hi,

i've been struggling to get a parallel MPI program (works with MPICH 1.2.7) to work with MPICH-G2 (same version). The new MPICH-g2 program works on a single node, but not on multiple nodes (i've tried 2, 4, 8). The program fails during an "MPI_Isend" call, which points to a bug inside MPICH-g2, but what is interesting is that when you look at the "gram_job_mgr_*.log" file on line 77 it says:

***********************************************************************
JMI: poll_fast: returning -1 = GLOBUS_FAILURE (try Perl scripts)
***********************************************************************

Does anyone have any ideas on what this means, or what kindof problems this could be indicative of? i've been getting this error for a week and i've tried attacking it from many different directions, but now i'm lost and seem to be running out of ideas ...

thanks in advance,

~leo

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