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Jeff Squyres wrote:
> On Feb 12, 2007, at 2:34 PM, Matteo Guglielmi wrote:
>> Those nic "eth1" are not connected at all... all the machines use
>> only the eth0
>> interface which have different IP for each PC.
> Gotcha. But, FWIW, OMPI doesn't know that because they have valid IP
> addresses. So it thinks they're on the same subnet (on the same
> host, actually), and therefore thinks that they should be routable.
>> Anyway you solved my problem suggesting me those FAQ entries!!!
>> --mca btl_tcp_if_exclude lo,eth1 that's the magic option which
>> works for me!!!
> Excellent -- glad to help.
> Another solution might be to simply disable those NICs since they're
> not hooked up to anything; then OMPI should work without any options.
Yep that's even better!
> Good luck!
I was playing around with the firewall so far and couldn't get any solution
out of it... and now I know why... because the problem wasn't there!!!
Oh my gosh... you helped me a lot!