[Beowulf] Question about root login(s)

[Mike Davis]

You need to distribute the keys for root to /root/.ssh on all of the nodes.



Mike Davis

Tim Moore wrote:
> Hello All -
> 
> I just upgraded  the OS on my cluster and to satisfy security, 
> implemented ssh.  The old cluster used rsh and rlogin.  I developed some 
> nice scripts that allow me to do an emergency shutdown, reboot and other 
> misc node maintenance with the execution of one command.  SSH 
> configuration for a user is trivial because /home is distributed 
> throughout the cluster.  I would like to still use my scripts (with some 
> mods) to control the cluster but do not quite understand how to login as 
> root (without a password) throughout the compute nodes via ssh because 
> /root is present on each system.
> 
> Thanks!
> Tim
> 
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