Friday, 14 May 2010

Multiple User Login on Ubuntu

Problem with multiple users not able to log in to nodes on a cluster. The solution was to copy entries for particular user in /etc/passwd and /etc/shadow on the head node to the files on the nodes /etc/passwd and /etc/shadow. Also created the users home directory on each node. This seems to have corrected the problem.

File resolv.conf changed on reboot

The file /etc/resolv.conf was being reset and losing the correct nameserver on my Raspberry Pi after a reboot. The unfriendly way of fixing ...