mpiexec and Fedora 6 problem

[Tony Schreiner]

On Jan 31, 2007, at 3:02 PM, Pete Wyckoff wrote:

> schreian at bc.edu wrote on Wed, 31 Jan 2007 14:58 -0500:
>> I am having trouble with mpiexec v 0.82 on a Fedora 6 system, with
>> torque 2.1.6-1 from the Fedora repository.
>>
>> The same build is working fine for me with Fedora 4.
> [..]
>> /path/to/mpiexec ./mp
>> mpiexec: Error: get_hosts: pbs_connect: Unauthorized Request .
>
> Looking at the torque source for pbs_connect:
>
>         /* Have pbs_iff authenticate connection */
>
>         if (PBSD_authenticate(connection[out].ch_socket) != 0) {
>                 close(connection[out].ch_socket);
>
>                 connection[out].ch_inuse = 0;
>
>                 pbs_errno = PBSE_PERM;
>
>
> It appears that pbs_iff couldn't do its thing.  You could play
> around with "qstat" et al. on a compute node and probably also get
> the same error.  Check the permissions of pbs_iff, or nosuid on an
> NSF mount.  Probably the torque list archives have similar
> complaints about "Unauthorized Request" that might help.
>
> If you find a solution, let me know and I'll stick it in the README.
>
> 		-- Pete

That was basically it. In fact I had no pbs_iff at all. I had  
installed the torque, torque-mom, and libtorque RPMs, but not the  
torque-client where pbs_iff resides.

Thanks very much
Tony Schreiner