Adding a drive

Basil Chupin blchupin at iinet.net.au
Mon Apr 5 14:07:49 UTC 2010


On 05/04/10 23:53, Tom H wrote:
> On 05/04/10, Steve Morris wrote:
>    
>>> Just a comment on this process. I is my experience that the only safe
>>> method of mounting a partition is to ensure that at format time a
>>> label is specified for the partition and use the label in the fstab
>>> entry, uuid is terribly unreliable.
>>> Uuid is unreliable as a partition identifier because moving a
>>> partition changes the uuid, deleting and recreating a partition in the
>>> same physical place changes the uuid and an inplace resize of a
>>> partition changes the uuid.
>>>        
> On 05/04/2010, Basil Chupin wrote:
>    
>> Ah, a most interesting point. I have taken a note of this, thanks very much.
>>      
> Not using a UUID goes against Ubuntu standard practice (and upcoming
> Debian standard practice).
>
> It should be standard operating procedure for anyone about to embark
> on any of the above partition changes to make a note of the UUIDs (if
> she/he does not have this information saved offline) in order to
> reassign them (a very simple procedure).
>    

And thanks for this.

I understand that the use of UUIDS is a more stable way of identifying 
HDs for grub as the BIOS may on occasions "see" them in a different 
order on bootups.

BC


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