Yeah, the old 1.6 series didn't do a very good job of auto-detection of #sockets. I believe there is an mca param for telling it how many are there, which is probably what you'd need to use.
On Aug 29, 2014, at 9:40 AM, Maxime Boissonneault <maxime.boissonnea...@calculquebec.ca> wrote: > It is still there in 1.6.5 (we also have it). > > I am just wondering if there is something wrong in our installation that > makes MPI unabled to detect that there are two sockets per node if we do not > include a npernode directive. > > Maxime > > Le 2014-08-29 12:31, Ralph Castain a écrit : >> No, it isn't - but we aren't really maintaining the 1.6 series any more. You >> might try updating to 1.6.5 and see if it remains there >> >> On Aug 29, 2014, at 9:12 AM, Maxime Boissonneault >> <maxime.boissonnea...@calculquebec.ca> wrote: >> >>> It looks like >>> -npersocket 1 >>> >>> cannot be used alone. If I do >>> mpiexec -npernode 2 -npersocket 1 ls -la >>> >>> then I get no error message. >>> >>> Is this expected behavior ? >>> >>> Maxime >>> >>> >>> Le 2014-08-29 11:53, Maxime Boissonneault a écrit : >>>> Hi, >>>> I am having a weird error with OpenMPI 1.6.3. I run a non-MPI command just >>>> to exclude any code error. Here is the error I get (I run with set -x to >>>> get the exact command that are run). >>>> >>>> ++ mpiexec -npersocket 1 ls -la >>>> -------------------------------------------------------------------------- >>>> The requested stdin target is out of range for this job - it points >>>> to a process rank that is greater than the number of processes in the >>>> job. >>>> >>>> Specified target: 0 >>>> Number of procs: 0 >>>> >>>> This could be caused by specifying a negative number for the stdin >>>> target, or by mistyping the desired rank. Remember that MPI ranks begin >>>> with 0, not 1. >>>> >>>> Please correct the cmd line and try again. >>>> >>>> How can I debug that ? >>>> >>>> Thanks, >>>> >>> >>> >>> -- >>> --------------------------------- >>> Maxime Boissonneault >>> Analyste de calcul - Calcul Québec, Université Laval >>> Ph. D. en physique >>> >>> _______________________________________________ >>> users mailing list >>> us...@open-mpi.org >>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users >>> Link to this post: >>> http://www.open-mpi.org/community/lists/users/2014/08/25190.php >> >> >> >> _______________________________________________ >> users mailing list >> us...@open-mpi.org >> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users >> Link to this post: >> http://www.open-mpi.org/community/lists/users/2014/08/25191.php > > > -- > --------------------------------- > Maxime Boissonneault > Analyste de calcul - Calcul Québec, Université Laval > Ph. D. en physique > _______________________________________________ > users mailing list > us...@open-mpi.org > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users > Link to this post: > http://www.open-mpi.org/community/lists/users/2014/08/25192.php
