It looks like you are using LAM/MPI.  This list is for supporting Open MPI, a 
wholly different MPI software implementation.  However, speaking as one of the 
core LAM/MPI developers, I'll tell you that you should uninstall LAM and 
install Open MPI install.  We abandoned LAM/MPI several years ago.

Second, you need to setup your ssh to allow you to login to remote machines 
without entering a password or passphrase (both LAM/MPI and Open MPI require 
this).  Google around; there are many web-based tutorials on how to do this.

Good luck.


On Apr 24, 2012, at 4:51 AM, seshendra seshu wrote:

> Hi,
> I have installed MPI and when i tried to run MPI parallelly on all the nodes, 
> that while MPI is looking to establish connection i have been getting the 
> following error 
> "ERROR: LAM/MPI unexpectedly received the following on stderr:Permission 
> denied (publickey,gssapi-with-mic)." so any one could help in solving this.
> 
> 
> Thanking you.
> 
> -- 
>  WITH REGARDS
> M.L.N.Seshendra
> _______________________________________________
> users mailing list
> us...@open-mpi.org
> http://www.open-mpi.org/mailman/listinfo.cgi/users


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Jeff Squyres
jsquy...@cisco.com
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