Also could you please tell me which part of the openMPI code needs to be touched so that I can do some modifications in it to incorporate changes regarding LID selection...
On 12/4/06, Chevchenkovic Chevchenkovic <chevchenko...@gmail.com> wrote:
Is it possible to control the LID where the send and recvs are posted.. on either ends? On 12/3/06, Gleb Natapov <gl...@voltaire.com> wrote: > On Sun, Dec 03, 2006 at 07:03:33PM +0530, Chevchenkovic Chevchenkovic wrote: > > Hi, > > I had this query. I hope some expert replies to it. > > I have 2 nodes connected point-to-point using infiniband cable. There > > are multiple LIDs for each of the end node ports. > > When I give an MPI_Send, Are the sends are posted on different LIDs > > on each of the end nodes OR they are they posted on the same LID? > > Awaiting your reply, > It depend what version of Open MPI your are using. If you are using > trunk or v1.2 beta then all available LIDs are used in RR fashion. The early > versions don't support LMC. > > -- > Gleb. > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users >
