Hi, Am 27.06.2014 um 19:56 schrieb Jeffrey A Cummings:
> I appreciate your response and I understand the logic behind your suggestion, > but you and the other regular expert contributors to this list are frequently > working under a misapprehension. Many of your openMPI users don't have any > control over what version of openMPI is available on their system. I'm stuck > with whatever version my IT people choose to bless, which in general is the > (possibly old and/or moldy) version that is bundled with some larger package > (i.e., Rocks, Linux). The fact that I'm only now seeing this 1.4 to 1.6 > problem illustrates the situation I'm in. I really need someone to did into > their memory archives to see if they can come up with a clue for me. You can freely download the Open MPI source and install it for example in your personal ~/local/openmpi-1.8 or alike. Pointing your $PATH and $LD_LIBRARY_PATH to your own version will supersede installed system one. -- Reuti > Jeffrey A. Cummings > Engineering Specialist > Performance Modeling and Analysis Department > Systems Analysis and Simulation Subdivision > Systems Engineering Division > Engineering and Technology Group > The Aerospace Corporation > 571-307-4220 > jeffrey.a.cummi...@aero.org > > > > From: Gus Correa <g...@ldeo.columbia.edu> > To: Open MPI Users <us...@open-mpi.org>, > Date: 06/27/2014 01:45 PM > Subject: Re: [OMPI users] Problem moving from 1.4 to 1.6 > Sent by: "users" <users-boun...@open-mpi.org> > > > > It may be easier to install the latest OMPI from the tarball, > rather than trying to sort out the error. > > http://www.open-mpi.org/software/ompi/v1.8/ > > The packaged built of (somewhat old) OMPI 1.6.2 that came with > Linux may not have built against the same IB libraries, hardware, > and configuration you have. > [The error message reference to udapl is ominous.] > > > The mpirun command line contains the argument '--mca btl ^openib', which > > I thought told mpi to not look for the ib interface. > > As you said, the mca parameter above tells OMPI not to use openib, > although it may not be the only cause of the problem. > If you want to use openib switch to > --mca btl openib,sm,self > > Another thing to check is whether there is a mixup of enviroment > variables, PATH and LD_LIBRARY_PATH perhaps pointing to the old OMPI > version you may have installed. > > My two cents, > Gus Correa > > On 06/27/2014 12:53 PM, Jeffrey A Cummings wrote: > > We have recently upgraded our cluster to a version of Linux which comes > > with openMPI version 1.6.2. > > > > An application which ran previously (using some version of 1.4) now > > errors out with the following messages: > > > > librdmacm: Fatal: no RDMA devices found > > librdmacm: Fatal: no RDMA devices found > > librdmacm: Fatal: no RDMA devices found > > > > -------------------------------------------------------------------------- > > WARNING: Failed to open "OpenIB-cma" [DAT_INTERNAL_ERROR:]. > > This may be a real error or it may be an invalid entry in the > > uDAPL > > Registry which is contained in the dat.conf file. Contact your > > local > > System Administrator to confirm the availability of the > > interfaces in > > the dat.conf file. > > > > -------------------------------------------------------------------------- > > [tupile:25363] 2 more processes have sent help message > > help-mpi-btl-udapl.txt / dat_ia_open fail > > [tupile:25363] Set MCA parameter "orte_base_help_aggregate" to > > 0 to see all help / error messages > > > > The mpirun command line contains the argument '--mca btl ^openib', which > > I thought told mpi to not look for the ib interface. > > > > Can anyone suggest what the problem might be? Did the relevant syntax > > change between versions 1.4 and 1.6? > > > > > > Jeffrey A. Cummings > > Engineering Specialist > > Performance Modeling and Analysis Department > > Systems Analysis and Simulation Subdivision > > Systems Engineering Division > > Engineering and Technology Group > > The Aerospace Corporation > > 571-307-4220 > > jeffrey.a.cummi...@aero.org > > > > > > _______________________________________________ > > 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/2014/06/24721.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/2014/06/24722.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/2014/06/24723.php
