I guess this is not OpenMPI related anymore.  I can repeat the essential 
problem interactively:

% echo $SHELL
/bin/csh

% echo $SHLVL
1

% cat hello
echo Hello

% /bin/bash hello
Hello

% /bin/csh hello
Hello

%  . hello
/bin/.: Permission denied

I think I need to hope the administrator can fix it.  Sorry for the bother...


-----Original Message-----
From: users [mailto:users-boun...@open-mpi.org] On Behalf Of Reuti
Sent: Monday, April 07, 2014 3:27 PM
To: Open MPI Users
Subject: EXTERNAL: Re: [OMPI users] Problem with shell when launching jobs with 
OpenMPI 1.6.5 rsh

Am 07.04.2014 um 22:04 schrieb Blosch, Edwin L:

> I am submitting a job for execution under SGE.  My default shell is /bin/csh.

Where - in SGE or on the interactive command line you get?


>  The script that is submitted has #!/bin/bash at the top.  The script runs on 
> the 1st node allocated to the job.  The script runs a Python wrapper that 
> ultimately issues the following mpirun command:
>  
> /apps/local/test/openmpi/bin/mpirun --machinefile mpihosts.914 -np 48 -x 
> LD_LIBRARY_PATH -x MPI_ENVIRONMENT=1 --mca btl ^tcp --mca 
> shmem_mmap_relocate_backing_file -1 --bind-to-core --bycore --mca 
> orte_rsh_agent /usr/bin/rsh --mca plm_rsh_disable_qrsh 1 
> /apps/local/test/solver/bin/solver_openmpi -cycles 50 -ri restart.0 -i 
> flow.inp >& output
>  
> Just so there's no confusion, OpenMPI is built without support for SGE.  It 
> should be using rsh to launch.
>  
> There are 4 nodes involved (each 12 cores, 48 processes total).  In the 
> output file, I see 3 sets of messages as shown below.  I assume I am seeing 1 
> set of messages for each of the 3 remote nodes where processes need to be 
> launched:
>  
> /bin/.: Permission denied.
> OPAL_PREFIX=/apps/local/falcon2014/openmpi: Command not found.
> export: Command not found.
> PATH=/apps/local/test/openmpi/bin:/bin:/usr/bin:/usr/ccs/bin:/usr/local/bin:/usr/openwin/bin:/usr/local/etc:/home/bloscel/bin:/usr/ucb:/usr/bsd:
>  Command not found.
> export: Command not found.
> LD_LIBRARY_PATH: Undefined variable.

This looks really like csh is trying to interpret bash commands. In case SGE's 
queue is set up to have "shell_start_mode posix_compliant" set, the first line 
of the script is not treated in a special way. You can change the shell only by 
"-S /bin/bash" then (or redefine the queue to have "shell_start_mode 
unix_behavior" set and get the expected behavior when starting a script [side 
effect: the shell is not started as login shell any longer. See also `man 
sge_conf` => "login_shells" for details]).

BTW: you don't want a tight integration by intention?

-- Reuti


>  These look like errors you get when csh is trying to parse commands intended 
> for bash. 
>  
> Does anyone know what may be going on here?
>  
> Thanks,
>  
> Ed
>  
> _______________________________________________
> users mailing list
> us...@open-mpi.org
> http://www.open-mpi.org/mailman/listinfo.cgi/users

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