[Arm-dev] UUID for partitions

[Robert Moskowitz]

On 12/21/2015 08:30 PM, Mandar Joshi wrote:
>> #Generated by RootFS Build Factory
>> UUID=fa926fa0-ddcb-47ea-9731-ea5c92d9f959 /boot ext3 noatime 0 0
>> UUID=6d5e843e-7dd8-4d70-a08e-4ee9d26828d7 swap swap noatime 0 0
>> UUID=770af0f9-c7d9-4ae9-b024-1ba3c78d7550 / ext4 noatime 0 0
>>
>> Does this matter?  Should some script change the UUIDs for each
>> installation?
>>
> Every time a new image is generated by RootFS Build Factory, these
> UUIDs will change.
> But If you just to dd the image to a microSD, UUIDs will stay the same
> as the one in the image.

So every installation from an image will have the same UUIDs.  Is this a 
problem?  Is there some security/privacy consideration here? Should 
there be some step in the centos-arm-installer script that changes the 
UUID and /etc/fstab?