Re: [OMPI users] running as rank 0 of 1 for 2 processor

Hi Raymond, Thanks for your reply. Actually I have installed lam previously. When I completely removed the mpirun from the /usr/bin and set mpirun to this openmpi path its working correctly. Ramya On Fri, Feb 13, 2009 at 1:47 PM, Raymond Wan wrote: > > Hi Ramya, >

[OMPI users] running as rank 0 of 1 for 2 processor

Hi, I have installed openmpi-1.3. When I checked for the example programs, the output shows only rank 0 of size 1 for 2 processors. When I gave the command: *mpirun -hostfile node -np 2 hello_c* the output is Hello, world, I am 0 of 1 Hello, world, I am 0 of 1 In my node file, I have *IP addr

Re: [OMPI users] mpirun takes only single processor instead of multiple processors

I note that you redirected stdin. Which rank is running and which is > stopped? How big is your input file? I am not familiar with your program - > are both ranks expecting to get stdin, or only rank=0? > > Thanks > Ralph > > > > On Feb 12, 2009, at 9:12 PM, Ramya Narasimhan wr

[OMPI users] mpirun takes only single processor instead of multiple processors

Hi All, I am a new user of Open MPI. I have installed open mpi-1.3 on a RedHat Linux-5 ver system with F77 set as gfortran compiler. I tested the programs in examples and all ran. When I tried the CHARMM program with mpirun (2 CPU's) the job runs on single processor and it is stopped in t