[ubuntu-uk] comprehensively messed up by updates

Rowan Berkeley rowan.berkeley at googlemail.com
Mon Mar 9 16:10:44 GMT 2009


Ah, I see. I thought you were talking about using the other disc that
came with the machine, the one without the apps. So I had completely the
wrong idea of what you meant. Thanks.

On Mon, 2009-03-09 at 16:02 +0000, Tony Travis wrote:
> Rowan Berkeley wrote:
> > But I would have lost all my applications if I had done what Tony
> > suggested earlier, here is what he said:
> > 
> > "Did you try my advice of booting the kernel originally supplied by LC?
> > [...]
> 
> Hello, Rowan.
> 
> No you wouldn't!
> 
> You can boot different kernels under the same 'distribution' of Linux:
> 
> The kernel is more or less independent of the rest of the distribution. 
> You can update your 'userland' (i.e. all your applications) but still 
> run the previous Linux kernel.The modules used by a particular kernel 
> are stored in a folder under /lib for that particular kernel. if you 
> list them in reverse order like this, you should see the same list you 
> get in the GRUB menu at boot-time:
> 
> > ls -rl /lib/modules
> > total 12
> > drwxr-xr-x 7 root root 4096 2009-02-11 12:28 2.6.24-23-generic
> > drwxr-xr-x 7 root root 4096 2008-12-07 15:22 2.6.24-22-generic
> > drwxr-xr-x 2 root root 4096 2009-01-14 10:03 2.6.24-16-generic
> 
> In my case, the oldest kernel is 2.6.24-16-generic. My suggestion was 
> that you try to boot the Linux kernel that came with the LC product 
> recovery disks, after having upgraded the rest of the distribution.
> 
> All you have to do is select the kernel at boot time by pressing Esc at 
> the GRUB prompt (i.e. when you computer boots). Look down the list and 
> select the oldest kernel at the bottom of the list. Knowing how to do 
> this might help you solve problems in the future caused by a kernel upgrade.
> 
> Bye,
> 
> 	Tony.
> -- 
> Dr. A.J.Travis, University of Aberdeen, Rowett Institute of Nutrition
> and Health, Greenburn Road, Bucksburn, Aberdeen AB21 9SB, Scotland, UK
> tel +44(0)1224 712751, fax +44(0)1224 716687, http://www.rowett.ac.uk
> mailto:a.travis at abdn.ac.uk, http://bioinformatics.rri.sari.ac.uk/~ajt
> 




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