[rabbitmq-discuss] Reordering messages
david at rabbitmq.com
Fri Jan 21 13:43:50 GMT 2011
Dimitri del Marmol <tontondimsum at gmail.com> writes:
> I am facing the following problem: I have to process messages from a
> queue but messages can be of either high or low priority.
> Messages have to be processed FIFO except that all high priority
> messages must be processed before the oldest low priority message is
> The 'dumb' solution would be to reorder the list before processing
> each message. I could do that by acking all the messages and reposting
> them to the queue in the right order I guess...
> Is there an established pattern for this?
Put the two categories of messages onto two separate queues, and write
your application to preferentially consume from the higher priority
Staff Engineer, RabbitMQ
SpringSource, a division of VMware
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