On Feb 6, 2013, at 5:11 AM, Reuti <re...@staff.uni-marburg.de> wrote:
>> Thanks Reuti and Jeff, you are right, users should not be allowed to ssh to >> all nodes, which is how our cluster was set up: users can even password-less >> ssh to any node. I know this is not appropriate question in OpenMPI forum, >> but how can we setup so that user can only ssh (with password) to nodes that >> are allocated to them at the time of qsub'ing? I am still new to all of this >> cluster thing :) > > I even disallow this. Only admin staff is allowed to login to the nodes. This > forces also the admin to look for a tight integration of the user's software > into the queuing system. +1 FWIW, that makes one-more-thing that you have to setup and maintain (because it doesn't happen by default -- you'd have to add some extra scripting in the ssh authentication stuff to enable that functionality). -- Jeff Squyres jsquy...@cisco.com For corporate legal information go to: http://www.cisco.com/web/about/doing_business/legal/cri/