Hi, Am 11.01.2012 um 05:46 schrieb Ralph Castain:
> You might want to ask that on the Beowulf mailing lists - I suspect it has > something to do with the mount procedure, but honestly have no real idea how > to resolve it. > > On Jan 10, 2012, at 8:45 PM, Shaandar Nyamtulga wrote: > >> Hi >> I built Beuwolf cluster using OpenMPI reading the following link. >> http://techtinkering.com/2009/12/02/setting-up-a-beowulf-cluster-using-open-mpi-on-linux/ >> I can do ssh to my slave nodes without the slave mpiuser's password before >> mounting my slaves. >> But when I mount my slaves and do ssh, the slaves ask again their passwords. >> Master and slaves' ssh directory and authorized_keys have permission 700, >> 600 respectively and >> they owned only by owner mpiuser through chown.RSA has no passphrase. it sounds like the ~/.ssh/authorized_keys on the master isn't containing its own public key (as in a plain sever you don't need it). Hence if you mount it on the slaves, it's missing again. -- Reuti >> Please help me on this matter. >> >> _______________________________________________ >> 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
