[Dibbler] Content of duid

Karl Auer kauer at biplane.com.au
Wed Jun 27 11:21:02 CEST 2012


On Wed, 2012-06-27 at 08:20 +0100, Simon Hobson wrote:
> the DUID is 
> likely to change between OS boots (ie PXE, Windows, Linux all use 
> different values) and across OS reinstalls.

Not everyone will have a problem with that (I certainly don't) and you
forgot to mention virtuals.

> While it's perfectly possible to preserve a DUID across such a 
> rebuild, in practice I wouldn't expect many DIYers to bother. Pros 
> might if battered around enough with a clue-by-three ...

DIYers are irrelevant in my world. It wall-to-wall pros, with clear
procedures for every step in the lifecycle of a machine. Adding a step
at the end of the rebuild to set the DUID is just Not A Problem.

> Yes, that would work, but see above about the requirement for 
> persistent machine level (not on disk) storage and support from all 
> vendors.

I just don't see it as necessary.

> moment, the MAC address is less imperfect as an identifier.

I have to disagree :-)

Regards, K.

-- 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Karl Auer (kauer at biplane.com.au)
http://www.biplane.com.au/kauer

GPG fingerprint: AE1D 4868 6420 AD9A A698 5251 1699 7B78 4EEE 6017
Old fingerprint: DA41 51B1 1481 16E1 F7E2 B2E9 3007 14ED 5736 F687
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