Afraid I'm no OpenSSH expert, but it sounds like there is an issue with its configuration. Check out the OpenSSH config options to see if something fits.
I did a quick search and found this, as an example: http://mah.everybody.org/docs/ssh Note the need to run ssh-agent to cache login credentials. On Feb 6, 2012, at 5:05 PM, James Torossian wrote: > Hi all, > I am trying to setup Open-MPI across two Windows 7 machines with UAC disabled > …… > > Cygwin with OpenSSH is installed, and I can successfully ssh to each machine > without entry of username and password: > > JimT@JimT-PC ~ > $ ssh NanoOneQuad > Last login: Tue Feb 7 01:42:02 2012 from jimt-pc > > JimT@NanoOneQuad ~ > $ > > Regardless of this, mpirun insists on asking for a username and password; > then asks to save credentials, but if selected, responds with not > implemented. If saving credentials is not selected, then I can see that the > task starts on the other machine (in task manager) and that the task runs to > completion OK: > > JimT@JimT-PC ~ > $ mpirun -H NanoOneQuad ipconfig.exe > connecting to NanoOneQuad > username:JimT > password:************** > Save Credential?(Y/N) y > [JimT-PC:03784] This feature hasn't been implemented yet. > > JimT@JimT-PC ~ > $ mpirun -H NanoOneQuad ipconfig.exe > connecting to NanoOneQuad > username:JimT > password:************** > Save Credential?(Y/N) n > > JimT@JimT-PC ~ > $ > > Please let me know what I have missed. I have gone through the FAQs and have > rebuilt the windows version but can’t seem to get past this. > > Thanks and best regards, > Jim > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users