Sounds like a bug. Which version are you using? Can you create a reproducible test case?
Cheers -- Dejan Bosanac Open Source Integration - http://fusesource.com/ ActiveMQ in Action - http://www.manning.com/snyder/ Blog - http://www.nighttale.net On Mon, Feb 23, 2009 at 11:55 PM, Scouser <m...@gmav.demon.co.uk> wrote: > > Hiya > > Thanks for that - clarified the issue nicely, but I have now found > something > odd which may be related. > > If I use flow control with fairly small values for memoryLimit e.g. > > <policyEntry queue="xyz.Queue" useCache="true" producerFlowControl="true" > memoryLimit="3mb"> > > Then if I generate a lot of messages I eventually get an exception as I > would expect: > > javax.jms.ResourceAllocationException: SystemUsage memory limit reached > > At this point, producers can only write to the queue as space is freed up > by > by consumers so this works as I would expect. However, if I use a larger > memoryLimit value and get an exception when I run out of storage: > > javax.jms.ResourceAllocationException: Usage Manager Store is Full > > then the producers seem to hang even if the pending messages are consumed. > That is, they always generate a 'Usage Manager Store is Full' exception > even > if all the message have been consumed. I have also noticed that the 'Store > percent used' value in the Admin application never drops once it has got to > 100% > > Any thoughts? > > Cheers > > Richard > > > > > > Dejan Bosanac wrote: > > > > Hi, > > > > you have set "store usage" in your activemq.xml and set it to fail if > > there > > is no more space. I just put up a section describing this behavior > > > > > http://cwiki.apache.org/confluence/display/ACTIVEMQ/Producer+Flow+Control#ProducerFlowControl-Systemusage > > > > Cheers > > -- > > Dejan Bosanac > > > > Open Source Integration - http://fusesource.com/ > > ActiveMQ in Action - http://www.manning.com/snyder/ > > Blog - http://www.nighttale.net > > > > > > On Sun, Feb 22, 2009 at 3:52 PM, Scouser <m...@gmav.demon.co.uk> wrote: > > > >> > >> I'm fairly new to activeMQ and have become stuck on an error. I don't > >> seem > >> to be able to find much out about the root cause. I have a small > example > >> which send messages to a couple of queues and reads the messages out. > >> I'm > >> using Spring's JMS template etc to do most of the hard work. Eventually > >> I > >> get the following crash: > >> ... > >> SEVERE: Usage Manager Store is Full; nested exception is > >> javax.jms.ResourceAllocationException: Usage Manager Store is Full > >> org.springframework.jms.ResourceAllocationException: Usage Manager Store > >> is > >> Full; nested exception is javax.jms.ResourceAllocationException: Usage > >> Manager Store is Full > >> at > >> > >> > org.springframework.jms.support.JmsUtils.convertJmsAccessException(JmsUtils.java:298) > >> at > >> > >> > org.springframework.jms.support.JmsAccessor.convertJmsAccessException(JmsAccessor.java:168) > >> at > >> org.springframework.jms.core.JmsTemplate.execute(JmsTemplate.java:474) > >> > >> ... > >> Caused by: javax.jms.ResourceAllocationException: Usage Manager Store is > >> Full > >> at > >> org.apache.activemq.broker.region.Queue.doMessageSend(Queue.java:430) > >> at org.apache.activemq.broker.region.Queue.send(Queue.java:417) > >> at > >> > >> > org.apache.activemq.broker.region.AbstractRegion.send(AbstractRegion.java:354) > >> ... > >> > >> So, what is the 'Usage Manager' ?, any ideas what I may have done > wrong?, > >> any and all help appreciated! > >> > >> > >> -- > >> View this message in context: > >> > http://www.nabble.com/Usage-Manager-Store-is-Full---Root-Cause--tp22147570p22147570.html > >> Sent from the ActiveMQ - User mailing list archive at Nabble.com. > >> > >> > > > > > > ----- > > Dejan Bosanac > > > > Open Source Integration - http://fusesource.com/ > > ActiveMQ in Action - http://www.manning.com/snyder/ > > Blog - http://www.nighttale.net > > > > -- > View this message in context: > http://www.nabble.com/Usage-Manager-Store-is-Full---Root-Cause--tp22147570p22172029.html > Sent from the ActiveMQ - User mailing list archive at Nabble.com. > >
