so that is not expected. Have a peek over one of the message priority test cases to see if there is something different from your scenario, you need to enable priority support on a destination for example. Also note that kahaDB supports three priority levels, and the jdbc store 0-9. http://svn.apache.org/viewvc/activemq/trunk/activemq-core/src/test/java/org/apache/activemq/store/MessagePriorityTest.java?view=markup On 26 July 2011 18:48, urciolo wrote: > Thank you for the prompt reply. > > We do have prefetch set to 1.  This test was with a single producer that produced all the messages that was then followed by a consumer to consume all the messages.  Screenshot of consumer prefetch attached. > > > From: Gary Tully [via ActiveMQ] [mailto:ml-node+3696461-369868383-139195@n4.nabble.com] > Sent: Tuesday, July 26, 2011 1:38 PM > To: Urciolo, Kevin J (IS) > Subject: EXT :Re: Message Priority In 5.5.0-fuse-00-43 > > if you have concurrent producers and consumers, then the prefetch has > an effect as a consumer will get a batch of messages which will get > delivered with relative priority.. but there may be others with higher > priority arriving on the broker. > Use prefetch=1|0 to circumvent that. > > On 26 July 2011 18:18, urciolo <[hidden email]> wrote: > >> I am testing out message priority in 5.5.0-fuse-00-43. >> >> I have prioritization enabled, and a maxPageSize of 5000.  When I consume >> 230 messages with priorities 0-9, almost all of them are consumed in the >> correct priority.  However, the last 20 or so seem to start the priority >> consumption over again.  I thought increasing the maxPageSize would fix this >> problem.  However, it does not seem to make a difference.  Is this the >> expected behavior? >> >> Attached is a text file showing the consumption of messages.  The payload >> output is the priority number.  You can see at the end how the priorities >> start over again. >> >> >> http://activemq.2283324.n4.nabble.com/file/n3696416/test2.txt test2.txt >> >> >> http://activemq.2283324.n4.nabble.com/file/n3696416/attributes.jpg >> >> -- >> View this message in context: http://activemq.2283324.n4.nabble.com/Message-Priority-In-5-5-0-fuse-00-43-tp3696416p3696416.html >> Sent from the ActiveMQ - User mailing list archive at Nabble.com. >> > > > > -- > http://fusesource.com > http://blog.garytully.com > > ________________________________ > If you reply to this email, your message will be added to the discussion below: > http://activemq.2283324.n4.nabble.com/Message-Priority-In-5-5-0-fuse-00-43-tp3696416p3696461.html > To unsubscribe from Message Priority In 5.5.0-fuse-00-43, click here. > > > -- > View this message in context: http://activemq.2283324.n4.nabble.com/Message-Priority-In-5-5-0-fuse-00-43-tp3696416p3696505.html > Sent from the ActiveMQ - User mailing list archive at Nabble.com. -- http://fusesource.com http://blog.garytully.com