[zeromq-dev] LRU broker queue in intuitive way on 3.0

Martin Sustrik sustrik at 250bpm.com
Tue Apr 5 07:47:01 CEST 2011


On 04/05/2011 05:35 AM, Andrew Hume wrote:
> i like creative ways to solve problems as much as the next sapient,
> but this problem (optimal job scheduling) is much more complicated
> than that, and to run well, requires adaptive scheduling stuff in realtime.
> you can't really do it with just load balancing and back pressure.
>
> how accurately can you predict teh runtime of a task?
> how accurately can you predict the task capacity of a server or worker?
> what is the model relating task capacity, workers and servers?
> is there a significant overhead to starting and documenting a task?
> do you have a real job scheduler? (or are you trying to wrench this
> functionality
> out of 0mq?)
> do you need to consider failures (or servers, workers, ...)?
>
> if you have the answers to these, i can advise you on a path forward.

+1 on all points

Martin



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