You're totally right mr. Travis, just confirmed and also read it on the camel book
concurrentConsumers Sets the number of consumer threads to use. It’s a good idea to increase this for high-volume queues, *but it’s not advisable to use more than one concurrent consumer for JMS topics, because this will result in multiple copies of the same message*. -- View this message in context: http://camel.465427.n5.nabble.com/concurrentConsumers-basic-question-tp4535789p4535971.html Sent from the Camel - Users mailing list archive at Nabble.com.
