[OMPI users] Problem with MPI_Send and MPI_Recv

2008-09-16 Thread Sofia Aparicio Secanellas
Hello, I am new using MPI. I want to run a simple program (I enclose the program) in 2 different computers. I have installed MPI in both computers. I have compiled the program using: mpiCC -o PruebaSumaParalela.out PruebaSumaParalela.cpp I have copied the executable PruebaSumaParalela.out to

Re: [OMPI users] Problem with MPI_Send and MPI_Recv

2008-09-16 Thread Gus Correa
Hello Sofia and list I am not a C++ person, I must say. However, I noticed that you wrote the program in C++, compiled it with the mpiCC (C++) compiler wrapper, but your MPI calls are written with the MPI C binding syntax, not the MPI C++ binding syntax. E.g. : MPI_Send(&sum,1,MPI_INT,0,1,MPI_C

[OMPI users] Newbie doubt.

2008-09-16 Thread Davi Vercillo C. Garcia (デビッド)
Hi, I'm starting to use OpenMPI and I'm having some troubles. I wrote a simple program that tries to open files using the function MPI_File_open(). Like below: #include #include #include #include int processoPrincipal(void); int processosEscravos(void); int main(int argc, char** argv) {

[OMPI users] Checkpointing a restarted app fails

2008-09-16 Thread Matthias Hovestadt
Hi! Since I am interested in fault tolerance, checkpointing and restart of OMPI is an intersting feature for me. So I installed BLCR 0.7.3 as well as OMPI from SVN (rev. 19553). For OMPI I followed the instructions in the "Fault Tolerance Guide" in the OMPI wiki: ./autogen.sh ./configure --with-