Satish Balay balay at
Thu Oct 16 03:12:46 CDT 2008

On Thu, 16 Oct 2008, Franz Th. Langer wrote:

> Hi,
> System: Windows 2000, cygwin
> parallel computation with MPI
> (I am a newcomer to cygwin, I wrote a lot
> of par. progs for VC 6.0 +MPI.)
> compiling and linking of my par. petsc-program under cygwin is ok!
> I can run the program on 1 proc only!
> when I want to use more then 1 proc I am using Rexecshell!
> than the program querries about a wrong commandline?
> questions:
> -under cygwin: do I have to use  something else than Rexecshell? 
> -what has than to be installed/initiated on the other procs?

Cygwin is used only to build libraries. If you built PETSc with MPI -
then you have to use the MPI startup mecanism [i.e mpiexec or mpirun]
to start parallel MPI jobs.


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