openstack team mailing list archive

[Vishvananda Ishaya <vishvananda@xxxxxxxxx>]

So I think we've identified the real problem...

:)

sounds like we really need to do the UUID switchover to optimize here.

Vish

On May 23, 2011, at 9:42 AM, Jay Pipes wrote:

> On Mon, May 23, 2011 at 12:33 PM, Brian Schott
> <brian.schott@xxxxxxxxxxxxxxxxxx> wrote:
>> Why does getting the instance id require the API to block?  I can create 1 or 1000 UUIDs in order (1) time in the API server and hand back 1000 instance ids in a list of <server> entries in the same amount of time.
> 
> Instance IDs aren't currently UUIDs :) They are auto-increment
> integers that are local to the zone database. And because they are
> currently assigned by the zone, the work of identifying the
> appropriate zone to place a requested instance in would need to be a
> synchronous operation (you can't have the instance ID until you find
> the zone to put it in).
> 
> -jay
> 
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