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
>
>
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--
Joseph Norris
Applications Developer/Server Admin
209-228-4576
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