Re: restoring MBR

[Camaleón <noelamac@gmail.com>]

On Fri, 29 Jul 2011 20:22:38 +0000, Walter Hurry wrote:

> On Fri, 29 Jul 2011 20:15:42 +0000, Camaleón wrote:
> 
>> On Fri, 29 Jul 2011 19:52:46 +0000, Walter Hurry wrote:
>> 
>>> On Fri, 29 Jul 2011 19:04:42 +0000, Camaleón wrote:
>> 
>> (...)
>> 
>>>> You noticed the first file (backup_mbr)? It is exactly what it seems
>>>> but I cannot find such a file in Debian systems :-?
>>> 
>>> One of my (home made) overnight cron jobs does this:
>>> 
>>> dd if=/dev/sda \
>>>         of=$DST/mbr_backup.bin \
>>>         bs=512 \
>>>         count=1 >> $LOG 2>&1
>> 
>> Good, but there is no cron job at install time :-P
>> 
>> I mean, ideally, the installer should perform automatically a backup of
>> the MBR for all of the detected hard disks "just in case". What the
>> user does afterwards is not the business of the operating system (while
>> I agree that having a copy of the MBR is a very good idea).
> 
> I beg (politely) to disagree. IMHO it is up to the user/administrator to
> determine, implement and test the required backup strategy. The MBR is
> just a very small part of that.

You don't get it. The MBR can get bricked at install time *before* the 
user can even make a backup.

Greetings,

-- 
Camaleón