That's a very good idea - I will give it a try. On 11/23/2010 12:12 PM, Roberto Nunnari wrote: > Joseph Norris ha scritto: >> Hello to all, >> >> I have been battling this situation now for 3 days and still have not >> found a resolution. I appeal to any and all for help. >> >> Here are the facts as far as I can tell. >> >> 1) I moved a 66 node rocks based cluster to a diskless cluster using >> the latest version of Centos and all updates in place. >> 2) users are added with home directory mounted across the nodes on the >> cluster so a user's home directory would sit on /export/home with sym >> link from home on head node >> 3) sshkey-gen used to create public/private key in .ssh so that user >> can have keyless access to all nodes, allowing sge jobs to run across nodes. > For my cluster, I have set it up this way: > > - on the mater node, set up /etc/ssh/ssh_known_hosts > so that it has a line for each node in the cluster, the key > taken from /etc/ssh/ssh_host_rsa_key.pub > > - copy master:/etc/ssh to each node in the cluster > > - the new user script only adds the user to the master node > and then pushes passwd and shadow and possibly group onto > the other cluster nodes. > > That's it. Hope that helps. > Best regards. > Robi > > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos -- Joseph Norris Applications Developer/Server Admin 209-228-4576