[torqueusers] Mom Terminates Job before it is run
aemerich at us.ibm.com
Wed Jul 11 13:55:18 MDT 2007
torqueusers-bounces at supercluster.org wrote on 07/11/2007 01:36:41 PM:
> On Wed, Jul 11, 2007 at 01:07:43PM -0500, Adam Emerich alleged:
> > torqueusers-bounces at supercluster.org wrote on 07/10/2007 01:49:28 PM:
> > > On Tue, Jul 10, 2007 at 10:03:16AM -0500, Adam Emerich alleged:
> > > > Jul 10 09:30:37 n01-001-0 pbs_mom: Success (0) in
> > cannot
> > > > open qsub sock
> > >
> > > For interactive jobs, qsub creates and listens on a socket, and
> > > must be able to connect to that socket. If pbs_mom can't connect to
> > > qsub, then job launch is a failure.
> > In our case the management node has a hostname of mn, so the torque
> > to the mom is coming down with mn as the hostname. The mom could
> > communicate with the management node but needs to do so using mnc as
> > hostname for the management node. Does the torque socket that is
> > have limitations on where the connection comes from to have a
> > connection? In our case the outgoing traffic from the management node
> > out on ip 172.16.0.1, however when the compute nodes communicate back
> > the management nodes, they will use 220.127.116.11.
> No, qsub doesn't care.
> Is the problem the other way around? pbs_mom can't get to 'mn'?
Yes, I know that is the case. Compute nodes cannot ping hostname mn.
> You might try setting 'QSUBHOST mnc' in $PBS_SERVER_HOME/torque.cfg on
I will try this, but I don't see this option documented in the Torque Wiki.
Is it a new option? Also, I currently do not have a torque.cfg file in the
$PBS_SERVER_HOME. Is it ok to just create this file or does torque need to
be configured and rebuilt to use it?
> Garrick Staples, GNU/Linux HPCC SysAdmin
> University of Southern California
> Please avoid sending me Word or PowerPoint attachments.
> See http://www.gnu.org/philosophy/no-word-attachments.html
> [attachment "attvz47y.dat" deleted by Adam Emerich/Rochester/IBM]
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