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From Justin Bertram <>
Subject Re: ActiveMQ prevent consumer handling specific message
Date Mon, 02 Jul 2018 16:30:15 GMT
I provided an answer on your Stack Overflow question [1].



On Mon, Jul 2, 2018 at 4:07 AM, itaym <> wrote:

> We have a design challenge where the situation is as follow:
> There are multiple producers and multiple consumers (on same queue).
> Each message represent a task with parameters that consumer needs to
> handle.
> The problem is that there are certain tasks that take lots of memory (and
> cpu power) which we know the consumer have no capacity to handle this. the
> good thing is that we know how much memory (and cpu power) it approximately
> can take in advance, so we could prevent a consumer taking that task and
> giving a change to other consumer with enough memory to handle.
> There is the prefetch setting but i can't see how it can configure to meet
> this requirement
> Finally I found an option to rollback a transaction, so the consumer can
> basically check if it has enough hardware resources to handle the task and
> if not rollback which retrieves the message back to queue allowing next
> consumer take it and so forth.
> Not sure if that's the right approach or there is a better way?
> --
> Sent from:
> f2368404.html

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