Re: CG1 plus StarCluster Questions

From: Scott Le Grand <no email>
Date: Fri, 11 May 2012 19:58:36 -0700

This is a stupid question but...

Given I access a starcluster cluster indirectly, how do I run an X
application such that it displays on my remote system?

I would normally type ssh -X ec2-user_at_amazoninstance.com qmon in order to
fire up qmon, yes?

How do I do the equivalent here?

On Fri, May 11, 2012 at 2:45 PM, Rayson Ho <raysonlogin_at_yahoo.com> wrote:

> Hi Scott,
>
> You can set up a consumable resource to track usage of GPUs:
>
> http://gridscheduler.sourceforge.net/howto/consumable.html
>
> And we also have a load sensor that monitors the GPU devices:
>
>
> https://gridscheduler.svn.sourceforge.net/svnroot/gridscheduler/trunk/source/dist/gpu/gpu_sensor.c
>
> If you want to use the (2nd - ie. dynamic) method, then you will need to
> set it up by following this HOWTO:
>
> http://gridscheduler.sourceforge.net/howto/loadsensor.html
>
> The first method of using a consumable resource works best if you don't
> run GPU
> programs outside of Open Grid Scheduler/Grid Engine.
>
> Also note that in the next release of StarCluster GPU support will be
> enhanced.
>
> Rayson
>
> =================================
> Open Grid Scheduler / Grid Engine
> http://gridscheduler.sourceforge.net/
>
> Scalable Grid Engine Support Program
> http://www.scalablelogic.com/
>
>
> ------------------------------
> *From:* Scott Le Grand <varelse2005_at_gmail.com>
> *To:* starcluster_at_mit.edu
> *Sent:* Friday, May 11, 2012 5:25 PM
> *Subject:* [StarCluster] CG1 plus StarCluster Questions
>
> Hey guys, I'm really impressed with StarCluster and I've used it to create
> clusters ranging from 2 to 70 instances...
>
> I've also customized it to use CUDA 4.2 and 295.41, the latest toolkit and
> driver, because my code has GTX 680 support and I don't want to have to
> comment it out just to build it (and 4.1 had a horrendous perf regression).
>
> Anyway, 2 questions, one of which I think you already answered:
>
> 1. I'd like to setup a custom AMI that by default has configured 2 GPUs as
> a consumable resource. I already have code to utilize exclusive mode and
> choose whichever GPU isn't in use in my app, but that all falls down
> because the queueing system is based on CPU cores rather than GPU count.
> How would I set this up once so I can save the customized AMI and never
> have to do it again?
>
> 2. I'm also seeing the .ssh directories disappear on restart. But I'll
> look at your solution as I've just been restarting the whole cluster up to
> now.
>
>
>
>
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>
>
Received on Fri May 11 2012 - 22:58:58 EDT