[torqueusers] error in pbs_iff: cannot read reply from pbs_server

Gabe Turner gabe at msi.umn.edu
Thu Sep 18 08:48:35 MDT 2008

On Wed, Sep 17, 2008 at 03:38:38PM -0300, Guilherme Menegon Arantes wrote:
> Dear Torque users,
> My Torque installation works fine, but when I submitted a large amount
> of jobs in a row (say more than 10 or 15), I get the following error 
> message:
> pbs_iff: cannot read reply from pbs_server
> No Permission.
> qsub: cannot connect to server node5 (errno=15007)
> where node5 is my Torque server. This error is seen both for qsub,
> qstat or pbsnodes, everytime a large amount of jobs is submitted. 
> Checking the server logs, I see errors like:
> 09/17/2008 09:58:33;0080;PBS_Server;Req;req_reject;Reject reply code=15019(Invalid credential MSG=cannot authenticate user), aux=0, type=AuthenticateUser, from garantes at node5.full_server_name
> where the server full domain name was not copied here, but is shown 
> in the logs. I am running Torque 2.3.0 and this error is seen when
> either default pbs_sched or Maui (3.2.6p19) are running as Schedulers. 

If you haven't figured this out already, check the permissions on pbs_iff
on all your systems.  Make sure that it has the setuid bit set.


Gabe Turner                                             gabe at msi.umn.edu
UNIX System Administrator,
University of Minnesota
Supercomputing Institute                          http://www.msi.umn.edu

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