Re: [O-MPI users] does btl_openib work with multiple ports ?

2006-02-07 Thread Galen M. Shipman
This is very helpfull, I will try to obtain a system wired for dual port in order to correct this. Thanks, Galen On Tue, 7 Feb 2006, Jean-Christophe Hugly wrote: On Thu, 2006-02-02 at 21:49 -0700, Galen M. Shipman wrote: I suspect the problem may be in the bcast, ompi_coll_tuned_bcast_i

Re: [O-MPI users] does btl_openib work with multiple ports ?

2006-02-07 Thread Jean-Christophe Hugly
On Thu, 2006-02-02 at 21:49 -0700, Galen M. Shipman wrote: > > I suspect the problem may be in the bcast, > ompi_coll_tuned_bcast_intra_basic_linear. Can you try the same run using > > mpirun -prefix /opt/ompi -wdir `pwd` -machinefile /root/machines -np > 2 -mca coll self,basic -d xterm -e g

[O-MPI users] Multiply-defined munmap on OSX

2006-02-07 Thread Bill Saphir
In an attempt to limit runtime dependencies, I am using static libraries where possible. Under OSX (10.4.4) I get the following error when I try to link my application: /usr/bin/ld: multiple definitions of symbol _munmap /usr/lib/gcc/powerpc-apple-darwin8/4.0.1/../../../libSystem.dylib(munmap.So)

[O-MPI users] "alltoall" vs "alltoallv"

2006-02-07 Thread Konstantin Kudin
Hi all, I was wondering if it would be possible to use the same scheduling for "alltoallv" as for "alltoall". If one assumes the messages of roughly the same size, then "alltoall" would not be an unreasonable approximation for "alltoallv". As is, it appears that in v1.1 "alltoallv" is done via a

Re: [O-MPI users] mpirun with make

2006-02-07 Thread Rainer Keller
Hello dear Andreas, On Tuesday 07 February 2006 13:51, Andreas Fladischer wrote: > i have a question to the parallel mpirun!i have a small cluster (for > testing purpose one headnode and one node) which running fedora core 3! > i installed openmpi on both nodes and created a user with the same uid

Re: [O-MPI users] OpenMPI and Xgrid

2006-02-07 Thread Brian Barrett
On Feb 6, 2006, at 5:25 PM, Warner Yuen wrote: Brian help!! :-) On Feb 5, 2006, at 9:00 AM, users-requ...@open-mpi.org wrote: If this is the case, my next question is, how do I supply the usual xgrid options, such as working directory, standard input file, etc? Or is that simply not possi

Re: [O-MPI users] mpirun with make

2006-02-07 Thread Andrew Friedley
Hello, Can you give us more details on the problem? The exact error message, as well as the contents of your hostfile will help. You should check out our FAQ as well, as it likely will help you solve your problem: http://www.open-mpi.org/faq/ Particularly the sections 'Running MPI jobs' an

[O-MPI users] mpirun with make

2006-02-07 Thread Andreas Fladischer
hi@all! i have a question to the parallel mpirun!i have a small cluster (for testing purpose one headnode and one node) which running fedora core 3! i installed openmpi on both nodes and created a user with the same uid on both nodes; now i try to build the glibc tools from the headnode but t