Am 18.04.2011 um 17:42 schrieb Dave Love: > Reuti <[email protected]> writes: > >>> I can't remember what ports the builtin method uses, >>> and we should document that. If it does the same as >>> the old rsh-based one, you'd either need application-level >>> firewalling or to set up ssh. > > That didn't travel well from the midst of the Peak District. I meant if > you use ssh (or rsh) for the communication, you can wrap it to set up > ssh forwarding of the chosen port (I think -- I've not done it).
I had the same idea for Open MPI: http://www.open-mpi.org/community/lists/users/2010/07/13493.php -- Reuti >> AFAIK is always a random one used - being it `ssh`, `rsh` or >> -builtin-. It's started per `qrsh -inherit ...` to listen only on this >> one. > > [In case anyone wonders, it's a random port because SGE needs to be able > to start multiple instances of the communication daemon program under > its control; I'm not sure if that's spelt out anywhere.] > >> But MPI needs random ports being open too. At least for Open MPI you >> can limit it to a range of ports. > > Good point. > > How do people typically run more loosely-coupled systems, like desktops, > under SGE, though? > _______________________________________________ > users mailing list > [email protected] > https://gridengine.org/mailman/listinfo/users _______________________________________________ users mailing list [email protected] https://gridengine.org/mailman/listinfo/users
