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On Jul 11, 2011, at 2:04 PM, Eric Day wrote:

>> How is
>> 
>> nova-<account>-<instance uuid>
>> 
>> any different than:
>> 
>> AAAABBBB-CCCC-DDDD-EEEE-FFFFGGGGHHHH
>> 
>> Where AAAA/BBBB/CCCC (or some subset of them) are reserved/regulated?
> 
> Nothing, if DDDD-EEEE-FFFFGGGGHHHH is a full UUID. If we compare to
> swift, the account prefix is a UUID too. The account prefix could be
> fixed for a session or passed in to every request depending on how
> things are decided.

	<sigh>

	It's a shame that the ipv6 proposal was never more fully considered. That would handle the uniqueness, with the added benefit of providing simple zone routing via DNS, with the exact same 128-bit/32 char size.



-- Ed Leafe

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