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Subject: Re: [OMPI users] Executions in two different machines
From: Harald Servat (harald.servat_at_[hidden])
Date: 2012-06-18 11:45:12


El dl 18 de 06 de 2012 a les 11:39 -0400, en/na Jeff Squyres va
escriure:
> On Jun 18, 2012, at 11:12 AM, Harald Servat wrote:
>
> > Thank you Jeff. Now with the following commands starts, but it gets
> > blocked before starting. May be this problem of firewalls? Do I need
> > both that M1 and M2 can log into the other machine through ssh?
>
> I'm not sure what you mean by "blocked" -- do you mean that it hangs and does nothing after seeming to start?

Yes, that's it.

>
> If so, then yes, you need at least the two following things to be true:
>
> 1. You need to be able to ssh to between your machines without manually entering a password or passphrase.

Uhmmm... I'm trying to solve that by opening port 22.

> 2. The two machines need to be able to open TCP connections to each other on random ports.
>

That will be harder. Do need both machines to open TCP connections to
random ports, or just one?

Thank you.

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