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On 12/20/2013 07:13 PM, Gordon Sim wrote:
> AMQP (in all it's versions) allows for a subscription with a
> configurable amount of 'prefetch', which means the broker can send lots
> of messages without waiting for the client to request them one at a time.

Just as an aside, the impl_qpid.py driver currently explicitly restricts 
the broker to sending one at a time. Probably not what we want for the 
notifications at any rate (more justifiable perhaps for the 'invoke on 
one of a group of servers' case).