Re: [HTCondor-users] Reserve all cores on a server?

[Todd Tannenbaum <tannenba@xxxxxxxxxxx>]

On 4/13/2015 9:26 AM, Greg Thain wrote:
> On 04/12/2015 06:17 PM, Smithies, Russell wrote:
> > I have a problem where users are submitting jobs that are running
> > programs with multiple threads but I’m not sure how to restrict this
> > or to prevent other jobs running on the same server.
>
> If, however, you really want to run with four threads, the job needs to
> tell HTCondor that it needs four cores by setting
>
> Request_cpus = 4
>
> in the submit file.
And if you are the HTCondor system administrator, and you want to ensure 
that jobs do not use more CPU cores than they requested via 
"request_cpus" in the submit file, take a look at
  https://htcondor-wiki.cs.wisc.edu/index.cgi/wiki?p=HowToLimitCpuUsage

regards,
Todd