Hi jeff Squyres Iam sorry ,actually i have gone through all ur advises and also created an password less ssh key by the instructions provided in FAQ of OpenMPI website. and i have google, for giving the permission to user to access SSH, for that i have configured in SSH_config file but iam unable to succeed in solving it.
Thanking you, With Regards seshendra On Wed, Apr 25, 2012 at 8:47 PM, Jeff Squyres <jsquy...@cisco.com> wrote: > Did you read the FAQ links that I sent? It talks about setting up SSH > keys. Also try this link: > > http://bit.ly/JQd6cF > > (sidenote: I am very willing to help people, especially those who are new > to the field, who are willing to help themselves. But my patience grows a > little thin when I repeatedly send information that is ignored :-) ) > > > On Apr 25, 2012, at 1:38 PM, seshendra seshu wrote: > > > Hi, > > I have tried so much for correcting that ssh error but unable solve it. > but when i tried connecting to client nodes through ssh <node ip address> > in root user iam iam successful but when i have created an new user iam > unable to connect. so please any help in solving this. As iam nearing to > deadline. > > > > > > Thanking you, > > > > > > With Regards > > Seshendra > > > > On Wed, Apr 25, 2012 at 7:06 PM, Jeff Squyres <jsquy...@cisco.com> > wrote: > > To get you running, just setup ssh keys that have empty passphrases. > Then you don't need ssh-agent. > > > > To setup ssh keys that have non-empty passphrases and get ssh-agent > working properly, google around for ssh tutorials (there are many fine ones > available) -- that's a bit out of scope for this list. > > > > > > > > On Apr 25, 2012, at 12:47 PM, seshendra seshu wrote: > > > > > Hi, > > > I have read the FAQ for ssh and followed it but i have got the > following error > > > > > > [master@ip-10-80-106-70 .ssh]$ eval 'ssh-agent' > > > SSH_AUTH_SOCK=/tmp/ssh-MOnArn9942/agent.9942; export SSH_AUTH_SOCK; > > > SSH_AGENT_PID=9943; export SSH_AGENT_PID; > > > echo Agent pid 9943; > > > [master@ip-10-80-106-70 .ssh]$ ssh-add $home/master/.ssh/id_dsa > > > Could not open a connection to your authentication agent. > > > > > > > > > so how can i solve it. > > > > > > > > > Thanking you > > > > > > With Regards > > > seshendra > > > > > > On Wed, Apr 25, 2012 at 6:16 PM, Jeff Squyres <jsquy...@cisco.com> > wrote: > > > I would really suggest doing a little reading in the FAQ. It talks > about setting up ssh keys, etc. > > > > > > http://www.open-mpi.org/faq/?category=rsh > > > > > > > > > On Apr 25, 2012, at 12:03 PM, seshendra seshu wrote: > > > > > > > Hi, > > > > Thanks its has worked but when i tried to run for a 2 nodes , i have > got the following error > > > > > > > > [master@ip-10-80-106-70 ~]$ mpirun -n 2 --hostfile hostfile out > > > > Permission denied (publickey,gssapi-with-mic). > > > > > -------------------------------------------------------------------------- > > > > A daemon (pid 9923) died unexpectedly with status 255 while > attempting > > > > to launch so we are aborting. > > > > > > > > There may be more information reported by the environment (see > above). > > > > > > > > This may be because the daemon was unable to find all the needed > shared > > > > libraries on the remote node. You may set your LD_LIBRARY_PATH to > have the > > > > location of the shared libraries on the remote nodes and this will > > > > automatically be forwarded to the remote nodes. > > > > > -------------------------------------------------------------------------- > > > > > -------------------------------------------------------------------------- > > > > mpirun noticed that the job aborted, but has no info as to the > process > > > > that caused that situation. > > > > > -------------------------------------------------------------------------- > > > > mpirun: clean termination accomplished > > > > > > > > [master@ip-10-80-106-70 ~]$ > > > > > > > > > > > > so please help me in solving this. > > > > > > > > Thanking you. > > > > > > > > > > > > On Wed, Apr 25, 2012 at 5:48 PM, tyler.bal...@huskers.unl.edu < > tyler.bal...@huskers.unl.edu> wrote: > > > > export LD_LIBRARY_PATH= [location of library] leave out the > :$LD_LIBRARY_PATH > > > > From: users-boun...@open-mpi.org [users-boun...@open-mpi.org] on > behalf of seshendra seshu [seshu...@gmail.com] > > > > Sent: Wednesday, April 25, 2012 10:43 AM > > > > To: Open MPI Users > > > > Subject: Re: [OMPI users] regarding the problem occurred while > running anmpi programs > > > > > > > > Hi > > > > I have exported the library files as below > > > > > > > > [master@ip-10-80-106-70 ~]$ export > LD_LIBRARY_PATH=/usr/local/openmpi-1.4.5/lib:$LD_LIBRARY_PATH > > > > [master@ip-10-80-106-70 ~]$ mpirun --prefix > /usr/local/openmpi-1.4.5 -n 1 --hostfile hostfile out > > > > out: error while loading shared libraries: libmpi_cxx.so.0: cannot > open shared object file: No such file or directory > > > > [master@ip-10-80-106-70 ~]$ mpirun --prefix /usr/local/lib/ -n 1 > --hostfile hostfile out > > > > out: error while loading shared libraries: libmpi_cxx.so.0: cannot > open shared object file: No such file or directory > > > > > > > > But still iam getting the same error. > > > > > > > > > > > > > > > > > > > > > > > > On Wed, Apr 25, 2012 at 5:36 PM, Jeff Squyres (jsquyres) < > jsquy...@cisco.com> wrote: > > > > See the FAQ item I cited. > > > > > > > > Sent from my phone. No type good. > > > > > > > > On Apr 25, 2012, at 11:24 AM, "seshendra seshu" <seshu...@gmail.com> > wrote: > > > > > > > >> Hi > > > >> now i have created an used and tried to run the program but i got > the following error > > > >> > > > >> [master@ip-10-80-106-70 ~]$ mpirun -n 1 --hostfile hostfile out > > > >> out: error while loading shared libraries: libmpi_cxx.so.0: cannot > open shared object file: No such file or directory > > > >> > > > >> > > > >> thanking you > > > >> > > > >> > > > >> > > > >> On Wed, Apr 25, 2012 at 5:12 PM, Jeff Squyres <jsquy...@cisco.com> > wrote: > > > >> On Apr 25, 2012, at 11:06 AM, seshendra seshu wrote: > > > >> > > > >> > so should i need to create an user and run the mpi program. or > how can i run in cluster > > > >> > > > >> It is a "best practice" to not run real applications as root (e.g., > MPI applications). Create a non-privlidged user to run your applications. > > > >> > > > >> Then be sure to set your LD_LIBRARY_PATH if you installed Open MPI > into a non-system-default location. See this FAQ item: > > > >> > > > >> > http://www.open-mpi.org/faq/?category=running#adding-ompi-to-path > > > >> > > > >> -- > > > >> Jeff Squyres > > > >> jsquy...@cisco.com > > > >> For corporate legal information go to: > http://www.cisco.com/web/about/doing_business/legal/cri/ > > > >> > > > >> > > > >> _______________________________________________ > > > >> users mailing list > > > >> us...@open-mpi.org > > > >> http://www.open-mpi.org/mailman/listinfo.cgi/users > > > >> > > > >> > > > >> > > > >> -- > > > >> WITH REGARDS > > > >> M.L.N.Seshendra > > > >> _______________________________________________ > > > >> users mailing list > > > >> us...@open-mpi.org > > > >> http://www.open-mpi.org/mailman/listinfo.cgi/users > > > > > > > > _______________________________________________ > > > > users mailing list > > > > us...@open-mpi.org > > > > http://www.open-mpi.org/mailman/listinfo.cgi/users > > > > > > > > > > > > > > > > -- > > > > WITH REGARDS > > > > M.L.N.Seshendra > > > > > > > > _______________________________________________ > > > > users mailing list > > > > us...@open-mpi.org > > > > http://www.open-mpi.org/mailman/listinfo.cgi/users > > > > > > > > > > > > > > > > -- > > > > WITH REGARDS > > > > M.L.N.Seshendra > > > > _______________________________________________ > > > > users mailing list > > > > us...@open-mpi.org > > > > http://www.open-mpi.org/mailman/listinfo.cgi/users > > > > > > > > > -- > > > Jeff Squyres > > > jsquy...@cisco.com > > > For corporate legal information go to: > http://www.cisco.com/web/about/doing_business/legal/cri/ > > > > > > > > > _______________________________________________ > > > users mailing list > > > us...@open-mpi.org > > > http://www.open-mpi.org/mailman/listinfo.cgi/users > > > > > > > > > > > > -- > > > WITH REGARDS > > > M.L.N.Seshendra > > > _______________________________________________ > > > users mailing list > > > us...@open-mpi.org > > > http://www.open-mpi.org/mailman/listinfo.cgi/users > > > > > > -- > > Jeff Squyres > > jsquy...@cisco.com > > For corporate legal information go to: > http://www.cisco.com/web/about/doing_business/legal/cri/ > > > > > > _______________________________________________ > > users mailing list > > us...@open-mpi.org > > http://www.open-mpi.org/mailman/listinfo.cgi/users > > > > > > > > -- > > WITH REGARDS > > M.L.N.Seshendra > > _______________________________________________ > > users mailing list > > us...@open-mpi.org > > http://www.open-mpi.org/mailman/listinfo.cgi/users > > > -- > Jeff Squyres > jsquy...@cisco.com > For corporate legal information go to: > http://www.cisco.com/web/about/doing_business/legal/cri/ > > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users > -- WITH REGARDS M.L.N.Seshendra
