Mark Cheeseman <mark.cheese...@kaust.edu.sa> wrote on 01/07/2010 03:19:24
AM:
> Hello,
>
> I'm trying to install X10 on a local linux x86_64 cluster running RHES
and
> MPICH2. I have downloaded and installed the proper x10 and pgas source
> tarballs and set the JAVA_HOME environment variable as instructed in the
> README file. I can successfully use the /bin/x10c++ compile command on
the
> include examples and run the resulting executables on a single place
using
> the /bin/runx10 command. However, the /bin/launcher does not work for
when
> I want to run on multiple places. I get the following error
>
> m...@cn96:~/x10/samples> ../bin/launcher -t 2 ./ArraySum
> Floating point exception
>
> What is the problem? Have I missed a step in the installation procedure?
Hi, Mark,
To run with "launcher", you first have to start "manager" (in the
foreground
in a separate shell).
Another alternative is to use MPI to launch the processes. If you have
either MPICH2 or OpenMPI installed, use "mpirun -np 2 ./ArraySum".
HTH,
Igor
--
Igor Peshansky (note the spelling change!)
IBM T.J. Watson Research Center
XJ: No More Pain for XML's Gain (http://www.research.ibm.com/xj/)
X10: Parallel Productivity and Performance (http://x10.sf.net/)
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