i am assuming this is true, but want to confirm: are your clients sending *persistent* messages?
On Wed, Oct 30, 2013 at 11:08 PM, danaR <rotar.daniel...@yahoo.com> wrote: > Hello, > We are using ActiveMQ 5.8.0 and In order to achieve both high availability > and load balancing, we tried to set up a configuration with a Host pair with > master/slave pairs (JDBC master/slave), as stated here on fuse-source > <http://fusesource.com/docs/esb/4.3/amq_clustering/Failover-Combining.html> > We have a one-directional network connector on each broker, that points > towards the other master/slave pair of brokers like this: > <networkConnectors> > <networkConnector name="link-to-b" > uri="masterslave:(tcp://host1A:62626,tcp://host2A:62626)"/> > </networkConnectors> > > After having some problems (losing messages or receiving duplicates when one > of the brokers fails), we found this post > http://tmielke.blogspot.ro/search/label/missing%20messages so now we also > have in the configuration, on the queues this policyEntry > > <policyEntry queue=">" producerFlowControl="true" memoryLimit="200mb" > enableAudit="false" > > <networkBridgeFilterFactory> > <conditionalNetworkBridgeFilterFactory replayWhenNoConsumers="true" /> > <networkBridgeFilterFactory> > <policyEntry> > > and this transport connector > > <transportConnectors> > <transportConnector name="openwire" uri="tcp://0.0.0.0:61616" > auditNetworkProducers="true" /> > </transportConnectors> > > However, the problem still persists. Sometimes we receive duplicates and > sometimes messages are lost when we force a failover (we stop one broker > during a test). Our tests are very basic, one machine sends messages to a > queue while another machine consumes them from the same queue. The producers > and consumers connect to the broker cluster using the failover transport > where all 4 broker instances are specified. > For more information, here are links to our full configurations. > (the brokers are named like in the fuse-source link example) > > A1: http://pastebin.com/S6jMDtee <http://pastebin.com/S6jMDtee> > B2: http://pastebin.com/1UUpvKah <http://pastebin.com/1UUpvKah> > A2: http://pastebin.com/RUr6AvWy <http://pastebin.com/RUr6AvWy> > B1: http://pastebin.com/f6ipthEZ <http://pastebin.com/f6ipthEZ> > > Can anyone help with this? How can we configure activeMQ to have both high > availability and load balancing? > > Thank you. > > > > -- > View this message in context: > http://activemq.2283324.n4.nabble.com/ActiveMQ-master-slave-with-load-balancing-problems-tp4673549.html > Sent from the ActiveMQ - User mailing list archive at Nabble.com. -- Christian Posta http://www.christianposta.com/blog twitter: @christianposta
