[mpich2-dev] Permission denied when executing the program

[Pavan Balaji]

Make sure you can run cpi on *all* nodes as a regular user (without 
mpiexec or mpd).

Check if mpd is already running on any of the nodes.

  -- Pavan

吴景鹏 wrote:
> Dear all,
> 
> I have completed installing and configuring the MPICH2. But when I
> execute
> the program as the public user, I have met such a problem:
> 
>  mpiexec -l -n 4 cpi
> problem with execution of cpi  on  admin:  [Errno 13] Permission
> denied
> problem with execution of cpi  on  admin:  [Errno 13] Permission
> denied
> problem with execution of cpi  on  admin:  [Errno 13] Permission
> denied
> problem with execution of cpi  on  admin:  [Errno 13] Permission
> denied
> 
> the permision of cpi is ok.
> bash-3.00$ ls -l
> total 508
> -rwxrwxrwx  1 root root 488035 Apr 25 00:56 cpi
> -rwxrwxrwx  1 root root   2204 Apr 25 00:56 cpi.o
> drwxrwxrwx  2 root root   4096 Apr 25 00:46 cxx
> drwxrwxrwx  2 root root   4096 Apr 25 00:46 f77
> drwxrwxrwx  2 root root   4096 Apr 25 00:46 f90
> -rwxrwxrwx  1 root root   5093 Apr 25 00:46 Makefile
> 
> there is some problem of mpd.
> bash-3.00$ mpd &
> [3] 10335
> bash-3.00$ An mpd is already running with console at /tmp/
> mpd2.console_test on admin.
> Start mpd with the -n option for a second mpd on same host.
> 
> [3]+  Exit 255                mpd
> 
> the system command is ok
> bash-3.00$  mpiexec -l -n 4 date
> 1: Mon Apr 27 03:47:08 CST 2009
> 0: Mon Apr 27 03:47:08 CST 2009
> 2: Mon Apr 27 03:47:08 CST 2009
> 3: Mon Apr 27 03:47:08 CST 2009
> 
> the OS is RH EL 4U4
> could you give me some suggestions?
> 
> Thanks for your help.
> 
> Sincerely,
> 
> Jingpeng Wu
> 

-- 
Pavan Balaji
http://www.mcs.anl.gov/~balaji