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Subject: Re: [OMPI users] openmpi over tcp
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2009-01-29 16:29:57


Can you send the full output described here (including all network
setup stuff):

     http://www.open-mpi.org/community/help/

On Jan 29, 2009, at 3:18 PM, Daniel De Marco wrote:

> Hi Ralph,
>
> * Ralph Castain <rhc_at_[hidden]> [01/29/2009 14:27]:
>> It is quite likely that you have IPoIB on your system. In that
>> case, the
>> TCP BTL will pickup that interface and use it.
>>
>> If you have a specific interface you want to use, try -mca
>> btl_tcp_if_include eth0 (or whatever that interface is). This tell
>> the TCP
>> BTL to only use the specified interface, so it will either fail (if
>> that
>> interface isn't available or doesn't exist) or use only that one.
>
> no, I don't have IPoIB configured. I tried anyway your suggestion
> and I
> got the same results as before. The weird thing is that even if use
> -mca btl_tcp_if_include eth2
> where eth2 doesn't exist I get the same results...
>
> Thanks, Daniel.
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-- 
Jeff Squyres
Cisco Systems