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Subject: Re: [OMPI users] MPI over tcp
From: Jeff Squyres (jsquyres) (jsquyres_at_[hidden])
Date: 2012-05-07 07:48:29


On May 4, 2012, at 6:43 PM, Don Armstrong wrote:

> Even though this might have seemed like a stupid question, it put me
> onto the right track. Apparently, mca_btl_tcp_endpoint_accept (or
> similar) is unable to handle multiple IP addresses on the same
> interface, and rejects the connection.

Yes, I don't think we anticipated this scenario.

This sounds FAQ-worthy to me -- just added it:

    http://www.open-mpi.org/faq/?category=tcp#ip-multiaddress-devices

I'll also file a feature enhancement; this sounds like a condition we should be able to detect and warn about.

-- 
Jeff Squyres
jsquyres_at_[hidden]
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