Re: [OMPI users] MPI_Comm_spawn multiple bproc support

2006-11-03 Thread Ralph H Castain
Okay, I picked up some further info that may help you. >> The "bjsub -i /bin/env" only sets up the NODES for the session of >> /bin/env. Probably what he wants is "bjssub -i /bin/bash" and start >> bpsh/mpirun from the new shell. I would recommend doing as they suggest. Also, they noted that you

[OMPI users] Suspected bug during MPI_Barrier.

2006-11-03 Thread Jose Quiroga
Hi OpenMPI people, In the attached file is all the info (as simple as I could reproduce it) of what I think is a bug. The basic idea is that in a sigle processor debian machine, only TCP messaging, 1.1.2 and previous abort in the sample program during MPI_Barrier when run with three processes (m

Re: [OMPI users] OMPI collectives

2006-11-03 Thread George Bosilca
v1.1 does not have the tuned collective (I think but now I'm not 100% sure anymore), or at least they were not active by default. The first version with the tuned collective will be 1.2. The current decision function (from the nightly builds) target high performance networks with 2 characte

Re: [OMPI users] openmpi problem

2006-11-03 Thread Durga Choudhury
Calin Your questions don't belong in this forum. You either need to be computer literate (your questions are basic OS related) or delegate this task to someone more experienced. Good luck Durga On 11/3/06, calin pal wrote: /*please read the mail and ans my query*/ sir, in f

Re: [OMPI users] dma using infiniband protocol

2006-11-03 Thread Jeff Squyres
You shouldn't have to do anything special; just write normal MPI programs. There are a variety of MPI tutorials available on the web; a particularly good one is available here: http://webct.ncsa.uiuc.edu:8900/public/MPI/ I think someone mentioned that you can use MPI_ALLOC_MEM to get pr

Re: [OMPI users] openmpi problem

2006-11-03 Thread Jeff Squyres
I thought that George answered your mail already...? http://www.open-mpi.org/community/lists/users/2006/11/2102.php On Nov 3, 2006, at 5:29 AM, calin pal wrote: /*please read the mail and ans my query*/ sir, in four machine of our college i have installed in this way..tha

[OMPI users] openmpi problem

2006-11-03 Thread calin pal
/*please read the mail and ans my query*/ sir, in four machine of our college i have installed in this way..that i m sending u i start four machine from root... then i installed the openmpi1.1.1 -tar.gz using the commands. tar -xvzf openmpi-1.1.1 cd openmpi-1.1.1 ./configu