[Beowulf] Passwordless ssh - strange problem

Reuti reuti at staff.uni-marburg.de
Fri Sep 14 13:51:51 EDT 2007


Hi,

Am 14.09.2007 um 18:53 schrieb <laytonjb at charter.net>:

> Afternoon cluster party goers,
>
> I'm having trouble on a cluster with passwordless ssh. I followed  
> all the
> steps (I think). On the head node, I generated the public and private
> keys and then copied id_rsa.pub to authorized keys. Then I tried
> logging into compute nodes and it asks for my password every time
> (regardless of the number of times I log into the node). I've tried  
> changing
> the permissions on authorized_keys a few times (600, 644) and that
> doesn't seem to change the behavior. Any ideas?

ssh -v -v -v ...

might tell you more. The ~/.ssh has permission 600, your home  
directory is only writable by the user, nor group or other? The ~ is  
shared to the nodes and /etc/ssh/sshd_config allows public key login  
on the nodes?

-- Reuti
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