after upgrade computer freezes at logout

[Tez]

Donatas G. wrote:
> It is not always so, but:
>
> After upgrade from breezy to dapper (i386 machine), when I try to log
> out, or turn off computer in using the KDE start menu entry, the
> computer, in a few seconds, displays a blank (or brown - which is set in
> kdmrc) screen and does not react to the keyboard.
>
> I have to manually restart it.
>
> After that it starts up really slow.... I am afraid of damaging it.
>
> So, a few questions:
>
> 1. What would be the command to remount my drive read only so I can
> check it with ?
>   
sudo mount /dev/hda -o remount,ro
This will remount hda read only. (if hda is not your root then change 
hda to what is)
> 2. Is there a way to find out which program files are damaged, so I
> could reinstall those? maybe some md5 sums check on installed programs?
>   
That would only work if you had the md5 sums of (all) the programs when 
they were working,
but it's more likely to be something reiserfsck can fix, or a config 
problem.
> 3. Where should I look for answers about what is wrong with this
> shutdown procedure? Some log?
>   
Look in /var/log/kern.log | syslog | messages , maybe also kdm.log
most logs are going to be in /var/log anyway.
> Donatas G.
>   
Terence Simpson