[OMPI users] Technical details of various MPI APIs

processes over IB, how does processes identify each other and what messages they exchange to identify and what all is needed to trigger data traffic. Is there any doc/link available which describes these details. Please suggest me. Thanks & Regards, Ramu

[OMPI users] running osu mpi benchmark tests on Infiniband setup

? Please suggest me. Regards, Ramu

[OMPI users] Running MPI apps (example apps in OpenMPI) on OFED stack without IPoIB

Hi, I am trying to run various MPI apps (for e.g., example apps in OpenMPI, IMB etc) on my OFED setup (two hosts with CentOS5.4 connected back to back using Mellanox infiniband hardware). I want to run these MPI apps without IPoIB i.e, using infiniband verbs. Below is the command I have tried. "

Re: [OMPI users] Regarding OpenMPI

& Regards, Ramu On Wed, Jun 1, 2011 at 6:28 PM, Jeff Squyres wrote: > On Jun 1, 2011, at 8:49 AM, Bhargava Ramu Kavati wrote: > > > I am trying to run MPI applications using OpenMPI in OFED Cluster (over > IB). I am trying to find whether OpenMPI supports a transport interface

[OMPI users] Regarding OpenMPI

Hi, I am trying to run MPI applications using OpenMPI in OFED Cluster (over IB). I am trying to find whether OpenMPI supports a transport interface which is based on libibverbs layer in OFED (I mean, which does not use connection manager in OFED) ? Thanks you in advance. Thanks & Regards, Ramu