techniques to fix damaged systems

[Craig White]

On Thu, 2008-09-18 at 13:19 -0400, Dr. Michael J. Chudobiak wrote:
> Todd Denniston wrote:
> > Might have been useful to see the actual error message(s).
> 
> [root at adama ~]# su - mjc
> su: warning: cannot change directory to /home/mjc: Permission denied
> su: /bin/bash: Permission denied
> 
> The same thing happens to all users, except root. Something is badly 
> broken in the login process. X does not start, and text console logins 
> also fail.
----
is it possible that /home is mounted as read-only or not mounted at all?

You might first want to run e2fsck on all the file systems which I think
you can invoke by issuing the following command (as root)...

shutdown now -Fr

Craig