[torqueusers] Question about virtual processor allocation
garrick at usc.edu
Wed Feb 1 12:37:45 MST 2006
On Wed, Feb 01, 2006 at 08:40:29AM -0500, Jonas_Berlin at harte-hanks.com alleged:
> When I submit a job I would like to have a VP allocated to each of the
> partitions of my process and I don't care where they come from, except I
> would like them to be packed together as much as possible.
> When I submit a job I would like to simply tell it how many CPUs to run
> the job on and have Torque pick the appropriate nodes.
> If I specify
> -l nodes=2 on the command line the first job gets allocated to VPs
> (machine1/0, machine2/0) and the second job get allocated (machine1/1,
> This has the issue that the two jobs get allocated across two machines
> each causing unnecessary network communication as the jobs run.
Supposedly setting the node_pack server attribute to true will do what
qmgr -c 'set server node_pack = T'
> Any ideas?? Do I have to get a real scheduler like Maui to be able to do
Maui will do this when "NODEMATCHPOLICY" is not set in maui.cfg.
Garrick Staples, Linux/HPCC Administrator
University of Southern California
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