Jira Ticket created: https://issues.apache.org/activemq/browse/CAMEL-2558
Thx, Norman 2010/3/18 Claus Ibsen <claus.ib...@gmail.com>: > On Thu, Mar 18, 2010 at 12:58 PM, Norman Maurer <nor...@apache.org> wrote: >> Hi all, >> >> I'm using the ConsumerTemplate to consume messages from a ActiceMQ >> queue (using a selector for filtering). Everything seems to work >> without a problem but after some days I get an OOM Exception. (To be >> hornest the queue is empty all the time). When I remove the >> ConsumerTemplate stuff I don't see the problems. So I suspect there is >> something leakin.. >> >> Any idea howto track down this ? >> >> My code is here: >> >> http://svn.apache.org/viewvc/james/server/trunk/spoolmanager/src/main/java/org/apache/james/transport/camel/JMSSelectorPollingConsumer.java?view=markup >> >> I'm usin camel 2.3 SNAPSHOT.. >> > > Your consumer endpoint URI will be unique on each call since you use > System currentTimeMillis. > And hence the internal consumer cache is without any effect and a new > endpoint is created to consume from the JMS Broker. > The ConsumerTemplate has an internal LRUCache of 1000 elements. I > guess even with that to prevent high memory consumption your JVM hit a > limit before. > It would be more ideal if the endpoint could be reused and the > JMSSelector was dynamic. > > > I recon we need to expose easy cache size on the Consumer/Producer > Templates so you can set a lower size in your case. > > Could you create a JIRA ticket on this? > > > A workaround currently is to not use the consumer template but > creating the consumer manually and then doing the stop afterwards to > free resources. > Another workaround is to stop/start the consumer template once in a > while to free the cache. > > > But since you are on 2.3-SNAPSHOT you may want to wait for the fix and > try it out. > > > >> Thx, >> Norman >> > > > > -- > Claus Ibsen > Apache Camel Committer > > Author of Camel in Action: http://www.manning.com/ibsen/ > Open Source Integration: http://fusesource.com > Blog: http://davsclaus.blogspot.com/ > Twitter: http://twitter.com/davsclaus >
