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54 discussions - 192 posts

  • Hi Everyone, in one of our project we are suffering for ActiveMQ performance degrade when we use the schedule facility (enabling schedulerSupport in ActiveMQ configuration) with high amount of ...
    May 21, 2015 at 8:32 am
    May 27, 2015 at 4:56 pm
  • We are using AMQ 5.8 and we have queues that are created for one time use and then never used again - over a period of months these stale queues build up to a large number and clutter the Web GUI ...
    May 6, 2015 at 1:24 pm
    May 8, 2015 at 1:10 pm
  • Hi all, There seems to be an invisible barrier in the socket buffer for MQ network bridge. We expect increasing tcp socket buffer size would give high throughput but the outcome is not. Here are the ...
    Leung Wang HeiLeung Wang Hei
    May 19, 2015 at 11:07 am
    May 22, 2015 at 10:07 pm
  • I’m doing a bunch of performance analysis of ActiveMQ this weekend to see if I can improve queue creation and destruction time. The good news is that there are a lot of areas of optimization. It ...
    Kevin BurtonKevin Burton
    May 2, 2015 at 8:40 pm
    May 12, 2015 at 3:03 am
  • I’ve found 3 places where CopyOnWriteArrayList was being used and causing significant performance impact O(N^2) when using large numbers of queues. Could I get feedback on these 3 changes? ...
    Kevin BurtonKevin Burton
    May 2, 2015 at 10:08 pm
    May 9, 2015 at 4:06 am
  • Wanted some feedback on this. https://gist.github.com/burtonator/34a67c24ca9ce0574c04 I think I want to refactor the cancel method… it calls purge() which is VERY expensive on large numbers of ...
    Kevin BurtonKevin Burton
    May 2, 2015 at 11:42 pm
    May 8, 2015 at 4:17 pm
  • I am using network of brokers to forward messages using AMQ 5.11.0 <networkConnectors <networkConnector name="linkToBrokerB" uri="static:(tcp://localhost:61616)" <dynamicallyIncludedDestinations ...
    May 20, 2015 at 1:20 pm
    May 25, 2015 at 4:50 am
  • Let’s say you have a queue with 1M items.. they are all low priority. Then you add a high priority entry. I believe, due to message cursors, that it won’t be executed until it’s read into the ...
    Kevin BurtonKevin Burton
    May 4, 2015 at 6:14 pm
    May 6, 2015 at 11:51 pm
  • Hi, I am a newbie to ActiveMQ. Sometimes, I have slow consumers who sometimes do not respond to the requests. But I find these requests are still in the queue. After some time, this queue gets filled ...
    Barath KumarBarath Kumar
    May 28, 2015 at 4:34 pm
    May 29, 2015 at 12:18 am
  • Hello, I've got a MessageDrivenBean, running in Glassfish 3.1.2, listening to an ActiveMQ 5.9.0 Queue. When a Message is processed and needing a long time, other messages wait for processing. Test ...
    May 14, 2015 at 6:06 pm
    May 15, 2015 at 12:58 pm
  • currently we have one activemq server. we are now planning to set-up new activemq server. here my question is we want replicate first activemq server data into another server. we are not planning for ...
    Vallala RkVallala Rk
    May 15, 2015 at 4:14 pm
    May 21, 2015 at 1:27 pm
  • Hi, I came across a problem recently. The java program serves as message producer and sends message to a queue. When the program is run in my laptop(a windows machine), that message is logged in ...
    May 2, 2015 at 9:12 pm
    May 4, 2015 at 3:53 pm
  • Hi, Am trying to understand more on the tool capabilities; looking for a scalable, high available and persistent msg solution. Am thinking of a network of brokers (with store-and-forward to address ...
    May 29, 2015 at 7:32 pm
    Jun 2, 2015 at 2:59 pm
  • ActiveMQ becomes unresponsive (large pending messages in JDBC message store) netstat shows Recv-Q buffer sizes piling up for few connections I've around 200 virtual topics. One of the virtual topic ...
    May 30, 2015 at 4:59 am
    May 31, 2015 at 4:26 pm
  • I'd like to do something like this with the broker camel component: <route <from uri="broker:topic:X?selector=foo='bar'" <to uri="broker:queue:Y" </route I'm getting ...
    May 26, 2015 at 9:17 pm
    May 27, 2015 at 3:44 am
  • HI All, I am using ActiveMQ 5.5.1. And i have 5 consumers and all these consumers are subscribed (durable subscription) to a topic say "VirtualTopic.Test". And i have one producer and it is sending ...
    May 20, 2015 at 1:20 pm
    May 22, 2015 at 4:51 am
  • please help meeeeeeeeeeeeeeeeee i'm using WS protocol to connect to AMQ and some times i found this exception in AMQ So this message not received by consumer: javax.jms.JMSException: Unmatched ...
    Salma aliSalma ali
    May 12, 2015 at 6:08 pm
    May 17, 2015 at 3:09 pm
  • OK. I’ve fixed 2-3 significant bugs in ActiveMQ with large numbers of queues and degraded performance. Most of theses are O(N^2) bugs so the more queues you have the more this becomes VERY painful. I ...
    Kevin BurtonKevin Burton
    May 2, 2015 at 10:05 pm
    May 4, 2015 at 5:41 am
  • I’m trying to track down performance issues for our broker. I wrote a quick stopwatch around sending messages and it’s taking 2-6 seconds to send requests to ActiveMQ. I have NO idea why this could ...
    Kevin BurtonKevin Burton
    May 29, 2015 at 11:31 pm
    Jun 5, 2015 at 7:48 pm
  • Dear all, I am new to activemq and therefore my question might look a bit odd, sorry for that. I downloaded CMS activemq and I tried the examples -they work fine. No problem here. However, in ...
    May 29, 2015 at 7:34 pm
    May 29, 2015 at 7:34 pm
  • I am fairly new to ActiveMQ so excuse me if this is a newb question, I did scan the FAQ and didn't find anything answering this... I am using ActiveMQ with JMS and spring and when I debug I see that ...
    May 27, 2015 at 11:55 am
    May 27, 2015 at 5:37 pm
  • Hi, I recently observed that some of the clients in my ActiveMQ setup are having around 100 consumers on the same connection. I wanted to check if it is okay to have this many consumers on same ...
    May 19, 2015 at 6:35 am
    May 25, 2015 at 11:00 am
  • If I have a queue with 100 messages, and a consumer with with prefetch=100, and the consumer prefetches the entire queue, and the messages aren’t ack’d yet, what’s the queue size? I would think it ...
    Kevin BurtonKevin Burton
    May 17, 2015 at 6:19 pm
    May 18, 2015 at 2:10 pm
  • Since I need jetty9 support for my project I tried to build activemq with the mvn profile "jetty9": <code mvn -Dtest=false -DfailIfNoTests=false -P jetty9 install</code Unfortunately I get errors ...
    May 13, 2015 at 12:29 pm
    May 13, 2015 at 1:21 pm
  • I need help with this topic please -- View this message in context: http://activemq.2283324.n4.nabble.com/How-do-i-connect-a-glassfish-server-4-to-an-external-activeMQ-5-11-tp4696156.html Sent from ...
    Angel GuerraAngel Guerra
    May 6, 2015 at 2:08 pm
    May 10, 2015 at 6:21 pm
  • I created a network of brokers with two broker: broker1 and broker2 on two separate vm. then created two slave brokers to backup brokers, each backup the master on the other vm. when unplug the ...
    May 29, 2015 at 2:28 am
    May 29, 2015 at 4:53 am
  • Dear list members, I am trying to understand the performance profile of ActiveMQ. Let's assume, we have some 500 clients sending the same type of messages (status updates) to one single central ...
    Klaus LieblerKlaus Liebler
    May 21, 2015 at 3:42 pm
    May 21, 2015 at 11:55 pm
  • Researching the question that josealvarado recently posted ( http://activemq.2283324.n4.nabble.com/How-to-forward-a-topic-using-network-of-brokers-td4696688.html#a4696745), I came across some ...
    Tim BainTim Bain
    May 21, 2015 at 2:45 pm
    May 21, 2015 at 3:11 pm
  • Hi, We are using ActiveMQ-5.11 with kahadb shared storage. I just want to understand the aspects of using JDBC for persistence store. I know that kahadb is the default database for ActiveMQ and JDBC ...
    May 21, 2015 at 6:20 am
    May 21, 2015 at 12:49 pm
  • *My broker configuration is the following:* queueRouteBuilder.setProcessor(processor); ActiveMQComponent component = new ActiveMQComponent() ...
    May 19, 2015 at 10:03 am
    May 19, 2015 at 1:04 pm
  • I'm using MQTT WebSocket,sometimes the client can not connect to the activeMQ. However on the localhost/admin/connections.jsp the connection is created Connector ws Name Remote Address Active Slow ...
    May 15, 2015 at 3:18 am
    May 18, 2015 at 5:18 am
  • Request you to please let me know whats the difference between minor release and major release. Looking at the release cycle it appears we do two minor release a year and a major release a year ...
    May 15, 2015 at 3:45 pm
    May 15, 2015 at 8:22 pm
  • hi, we are using activemq 5.11.1 and mqtt protocol. but we found that in some special topic, for example BW9oooovxkjPZY6kFwBB and using clientId defined the same as the topic, the client will receive ...
    May 14, 2015 at 6:05 pm
    May 15, 2015 at 10:40 am
  • Hello. Recently I've faced with weird problem, actually I'm not sure if it's a bug or misconfiguration or something else. But since my broker has "almost" default configuration I think this is bug ...
    May 15, 2015 at 8:34 am
    May 15, 2015 at 10:34 am
  • 1


    I am using AMQ and have problem with DLQ because I don't like a redelivery policy with DLQ . My requirements are : 1) no loosing messages and hold the correct order 2) minimize messages in memory and ...
    May 14, 2015 at 6:06 pm
    May 14, 2015 at 7:10 pm
  • Hi, I use an activemq 5.12 SNAPSHOT (because of STOMP handling). It is embedded in a spring web application running inside a tomact container. On shutdown (it is very slow, seems there is something ...
    May 10, 2015 at 11:48 am
    May 11, 2015 at 5:06 am
  • Hi, I use a ActiveMQServer as a broker. Server.java <http://pastebin.com/RUZ5ZiZx and I have a Client.java class, where I create a queue, message producer and message consumer. Client.java ...
    May 6, 2015 at 3:21 pm
    May 7, 2015 at 2:38 am
  • Hi, We want to use the JMSActiveMQBrokerInTime/OutTime to do performance testing. The NMS .NET API (C#) doesn't provide these on the IMessage Interface. However, the Message classes implement them ...
    May 4, 2015 at 1:24 pm
    May 4, 2015 at 1:56 pm
  • Hi, I am trying to achieve request-response with ActiveMQ. This is how my listener looks like. We are using JMSTemplate to send the messages. This is the source code of producer who sends the ...
    May 1, 2015 at 5:15 am
    May 2, 2015 at 8:47 pm
  • I am testing with Apollo 1.7.1 running with Java 1.8.0_45 on Windows 7. I am using Apache.NMS with a .Net producer and consumer app. The producer publishes to topic FOO.BAR, and the consumer is ...
    May 1, 2015 at 3:45 pm
    May 2, 2015 at 8:01 pm
  • Attached jstack trace dump of threadsl j.lo <http://activemq.2283324.n4.nabble.com/file/n4697093/j.lo -- View this message in context ...
    May 30, 2015 at 3:58 am
    May 30, 2015 at 3:58 am
  • Hello all, My Karaf (v. 3.0.3) feature has a dependency on Joda-Time 2.x. It deployed just fine until I added feature dependencies to the activemq-broker (5.11.1) and activemq-camel features ...
    May 27, 2015 at 12:43 pm
    May 27, 2015 at 12:43 pm
  • Hi, Can anyone help me? I hate to cross post, but I've not had a single reply from the JBoss A-MQ forums. I believe A-MQ is kept inline with ActiveMQ, therefore I feel my question is probably valid ...
    May 26, 2015 at 12:34 pm
    May 26, 2015 at 12:34 pm
  • I've had a dev cluster running for a little while now and twice I've seen interruptions where the cluster didn't recover, didn't select a new master. I had hoped AMQ-5082 fixed that issue but it ...
    James A. RobinsonJames A. Robinson
    May 21, 2015 at 11:57 pm
    May 21, 2015 at 11:57 pm
  • I just upgraded to 5.11.1 and everything seems to work except for the Web Console. When I log on there is no data in the Main page "Broker" or any queues, topics, etc. The page is there just no ...
    May 21, 2015 at 10:01 pm
    May 21, 2015 at 10:01 pm
  • Hello, I want to identify the consumers who failed in a transaction so that I can diagnose them and correct this issue. However, I don't know how to find their IDs. Could you please help me ? ...
    May 20, 2015 at 1:21 pm
    May 20, 2015 at 1:21 pm
  • I had a working Apache server until I lost power for the computer and now the server won't work. I have ensured the server was started I check the logs and I get this set of statements. And I am not ...
    May 20, 2015 at 1:20 pm
    May 20, 2015 at 1:20 pm
  • Hi, I am using activemq 5.11.1 / stomp over web socket. When I enable authentication activemq sending stack trace details to client. Is there a way of avoiding that behavior. -- View this message in ...
    Emre KrEmre Kr
    May 15, 2015 at 5:44 pm
    May 15, 2015 at 5:44 pm
  • Hello The primary ActiveMQ (priAMQ1 has statically been bridged to three other ActiveMQs. If one of these bridged ActiveMQ is down then the primary ActiveMQ shuts down automatically. How can I change ...
    May 8, 2015 at 8:50 am
    May 8, 2015 at 8:50 am
  • I want to create a basic MessageProducer who sends a message and MessageConsumer who receives the message asynchronously. MessageProducer.java <http://pastebin.com/BNxqTXW6 MessageConsumer.java ...
    May 6, 2015 at 5:27 pm
    May 6, 2015 at 5:27 pm
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58 users for May 2015

Tim Bain: 55 posts Kevin Burton: 27 posts Xabhi: 7 posts Contezero74: 5 posts Waydena: 5 posts Khandelwalanuj: 4 posts Tom_Z: 4 posts Barath Kumar: 3 posts Elmo: 3 posts Erenyildiz: 3 posts Gary Tully: 3 posts James A. Robinson: 3 posts Josealvarado: 3 posts Leung Wang Hei: 3 posts Noufal: 3 posts Sarge: 3 posts Tiger3: 3 posts Timothy Bish: 3 posts Blackchoc: 2 posts Davidthomas426: 2 posts
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