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Subject: Re: [OMPI users] password-less ssh
From: Kenneth Yoshimoto (kenneth_at_[hidden])
Date: 2010-02-19 16:26:27


After you start up ssh-agent once, check env for
SSH_AUTH_SOCK

If you start a new session and the old ssh-agent is still running,
try setting SSH_AUTH_SOCK.

I think there are more refined utilities out there to handle this
situation...

Kenneth

On Fri, 19 Feb 2010, Eugene Loh wrote:

> Date: Fri, 19 Feb 2010 13:19:13 -0800
> From: Eugene Loh <Eugene.Loh_at_[hidden]>
> Reply-To: Open MPI Users <users_at_[hidden]>
> To: Open MPI Users <users_at_[hidden]>
> Subject: [OMPI users] password-less ssh
>
> This is with regards to http://www.open-mpi.org/faq/?category=rsh#ssh-keys
>
> It says to check if you have an ssh-agent running. How are you supposed to
> do that? I've tried "ps -u myusername | grep ssh-agent", but didn't know if
> that's the proper thing to do.
>
> Also, it appears that I do *NOT* have an ssh-agent running automatically for
> me. How often do I have to start one up? It appears that if I start one up
> and log out and then log back in again, the old ssh-agent is still there but
> not usable. I have to start up a new one. So, do I have to start an
> ssh-agent each time I log in?
>
> Or, I could use no DSA passphrase, but that seems to be frowned upon.
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