[OMPI users] MPI_Comm_split and intercommunicator - Problem

2012-01-23 Thread Thatyene Louise Alves de Souza Ramos
Hi there! I've been trying to use the MPI_Comm_split function on an intercommunicator, but I didn't have success. My application is very simple and consists of a server that spawns 2 clients. After that, I want to split the intercommunicator between the server and the clients so that one client st

Re: [OMPI users] localhost only

2012-01-23 Thread MM
> -Original Message- > From: users-boun...@open-mpi.org [mailto:users-boun...@open-mpi.org] On > Behalf Of Ralph Castain > Sent: 19 January 2012 15:48 > To: Open MPI Users > Subject: Re: [OMPI users] localhost only > > No argument - we should support it. I was on travel and just got back,

[OMPI users] MPI_Intercomm_create hangs

2012-01-23 Thread jody
Hi I've got a really strange problem: I've got an application which creates intercommunicators between a master and some workers. When i run it on our cluster with 11 processes it works, when i run it with 12 processes it hangs inside MPI_Intercomm_create(). This is the hostfile: squid_0.uzh.

Re: [OMPI users] rankfiles on really big nodes broken?

2012-01-23 Thread Paul Kapinos
Hello Ralph, Yes, the rankfiles in rankfiles128.tgz are the rankfiles which are used, and linuxbsc*.txt files contain the output produced. It would surprise me if the rankfile3 is incorrect - the very same files (exept the node name of course) rankfile1, rankfile2 worked on smaller machines,

[OMPI users] Running osu benchmark test suite with open-mpi

2012-01-23 Thread Venkateswara Rao Dokku
Hi, I am trying to run the osu bench-mark suite with the open-mpi on our customized OFED, and i was able to run 10 out of the 14 tests in the osu bench-mark suite. The tests are 1. osu_acc_latency 2. osu_alltoall 3. osu_bcast 4.osu_bibw 5.osu_bw 6.osu_get_latency 7.osu_latency 8.osu_mbw_mr 9.o