Back when we had software requiring MathLM/FlexLM, we just used NAT to get
the cluster nodes talking to the licensing server. We also had a consumable
in Grid Engine so that people could keep their jobs queued if there were no
licenses available.
Skylar
On Fri, Apr 14, 2017 at 12:23 PM, Mahmood Sayed <mahmood.sa...@gmail.com>
wrote:
> We've used both NAT and fully routable private networks up to 1000s of
> nodes. NAT was a little more secure fire or needs.
>
> On Apr 14, 2017, at 2:41 PM, Richter, Brian J {BIS} <
> brian.j.rich...@pepsico.com> wrote:
>
> Thanks a lot, Ed. I will be going the NAT route!
>
>
>
> *Brian J. Richter*
>
> Global R&D Senior Analyst *•* Information Technology
>
> 617 W Main St, Barrington, IL 60010
> Office: 847-304-2356 <(847)%20304-2356> *• *Mobile: 847-305-6306
> <(847)%20305-6306>
>
> brian.j.rich...@pepsico.com
>
>
>
>
>
> *From:* Swindelles, Ed [mailto:ed.swindel...@uconn.edu
> <ed.swindel...@uconn.edu>]
> *Sent:* Friday, April 14, 2017 1:40 PM
> *To:* Richter, Brian J {BIS} <brian.j.rich...@pepsico.com>;
> beowulf@beowulf.org
> *Subject:* Re: [Beowulf] HPC and Licensed Software
>
>
>
> Hi Brian -
>
>
>
> For a couple years we did NAT through our head node for checking out
> licenses (including StarCCM) and talking to Red Hat Satellite. We’re now
> transitioning to fully routed networks for our compute nodes, but NAT did
> the job well.
>
>
>
> --
>
> Ed Swindelles
>
> Manager of Advanced Computing
>
> University of Connecticut
>
>
>
> On Apr 14, 2017, at 2:34 PM, Richter, Brian J {BIS} <
> brian.j.rich...@pepsico.com> wrote:
>
>
>
> Hi All,
>
>
>
> We just built our first HPC and I have what seems like a rather dumb
> question regarding best practices and compute nodes. Our HPC setup is
> currently small, we have a HeadNode which runs MOAB/Torque and we have 4
> compute nodes connected with IB. The compute nodes are on their own private
> network. My question is, what is the best way to handle software that
> requires licenses to run on the compute nodes? For instance we are trying
> to get STARCCM+ up and running on the cluster, the license server is on our
> general user network, the headnode is also on the user network, but when we
> submit a job to torque for STARCCM it keeps throwing errors that the
> software cannot connect to the license server. Is it best practice to
> create a network path from the compute nodes out to the license server
> through the HeadNode? I feel like I’m missing something really simple here.
>
>
>
> Thanks!
>
>
>
> *Brian J. Richter*
>
> Global R&D Senior Analyst *•* Information Technology
>
> 617 W Main St, Barrington, IL 60010
> Office: 847-304-2356 <(847)%20304-2356> *• *Mobile: 847-305-6306
> <(847)%20305-6306>
>
> brian.j.rich...@pepsico.com
>
>
>
>
>
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