[torqueusers] restrict users to maximim number of nodes.

Hemanth Yamijala yhemanth at yahoo-inc.com
Sun Oct 14 10:52:17 MDT 2007


On Fri, 2007-10-12 at 13:54 -0400, Yonas B. Abraham wrote:
> hi,
> 
> Is there a way to configure torque/Maui so that you can restrict
> no user should use more that specified number of nodes? I know how to
>  restrict the max #of CPU's and nodes for a given to use, But i
> can't figure it out per user base.
> 
> the issue is, If I have says 100 nodes and no one is using the nodes
> (all are free), I don't want a single user submit 100 jobs and use all
> there nodes.  I was looking of a ways say " a user can use a maximum of
> 70 nodes at a time". so  when a user submit 100 jobs the system will
> run the first 70 and put the 30 jobs on queue, even thought there are
> 30 nodes idle. 
> 
> any idea? 
> 

Can you check if the throttling policies of Maui can help here. The
documentation is at
http://www.clusterresources.com/products/maui/docs/6.2throttlingpolicies.shtml

Something like USERCFG[user|DEFAULT] MAXNODE=70 may be what you are
looking for.

Thanks
Hemanth


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