Re: [OMPI users] problem with overlapping communication with calculation

2009-03-25 Thread Daniel SpÄngberg
Dear list, The bad behaviour now only occurs with version 1.2.X of openmpi (I have tried 1.2.5, 1.2.8 and 1.2.9 with gcc and 1.2.7 and 1.2.9 with pgi cc. Problem is in all of those.). With 1.3.1 I can find no problem at all. So perhaps that means that the problem is solved? mpirun -np 4 .

Re: [OMPI users] problem with overlapping communication with calculation

2009-03-25 Thread Daniel SpÄngberg
Dear list, A colleague pointed out an error in my test code. The final loop should not be for (i=0; idetails, details... Anyway, I still get problems from time to time with this test code, but I have not yet had time to figure out the circumstances when this happens. I will report back to