Questions tagged [activemq]

Apache ActiveMQ is an enterprise-level open source message broker and JMS client

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ActiveMQ Artemis Federation Hub-Spoke not working

I am trying to configure a federation of three brokers ActiveMQ Artemis (2.31.2). Let's call the brokers A, B and C. When I configure a complete federation mesh, then a consumer of a given topic on A ...
ErikD's user avatar
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1 vote
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How to install ActiveMQ Artemis as a Windows service?

The title is a bit missleading since I know how to install artemis as a windows service, according to the documentation one just has to run artemis-service.exe install This does not work for me. I ...
T_01's user avatar
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Getting below error on ActiveMQ "Classic" message broker log. I'm looking for some solution to find the root cause and fix for this issue

Getting below error on ActiveMQ "Classic" message broker log. I'm looking for some solution to find the root cause and fix for this issue. Sep 6 16:10:46 SERVER activemq_db8159[1168628]: ...
unknown's user avatar
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ActiveMQ: handling of STOMP NACK messages

STOMP documentation says about NACK message https://stomp.github.io/stomp-specification-1.2.html#NACK NACK is the opposite of ACK. It is used to tell the server that the client did not consume the ...
Karel Bílek's user avatar
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ActiveMQ: Constantly increasing number of tasks

I am running ActiveMQ 5.15.8 and MCollective client on Ubuntu 18. With every request, number of tasks increases by 4. sudo systemctl status activemq | grep Tasks At some point, Out of memory is ...
Zdenko.S's user avatar
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Negative pending messages in ActiveMQ

We have a cluster of 6 ActiveMQ nodes. ActiveMQ version is 5.15.8 on all nodes. The problem is that we randomly face negative count of pending messages on brokers. We googled the issue and found that ...
Sinai's user avatar
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ActiveMQ Artemis: Propagate credentials from Websocket to STOMP

Can ActiveMQ Artemis propagate basic authentication information (username, password) from a Websocket to the encapsulated STOMP protocol (STOMP-over-Websockets)? The documentation does not really help ...
Stephan's user avatar
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ActiveMQ Artemis: Use Plain TCP and TLS in parallel

In ActiveMQ Artemis, when acceptors and connectors are both configured, we see clients connecting to the TCP as well as the TLS port. How can we control that a client stays on its initial connection ...
Stephan's user avatar
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2 votes
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2k views

ActiveMQ Artemis: Clients connect to the broker cluster port

We are connecting with some JMS clients to ActiveMQ Artemis (v2.14.0) brokers running in a cluster configuration. Today, we have noticed that the clients connect to the acceptor that is dedicated to ...
Stephan's user avatar
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PUB/SUB Message Queue with server side filtering?

I am looking for a message queue to realize a chat application. The most important requirement is: when a subscriber specifies a filter criteria, all the messages need to be filtered on the server ...
Purple Alien's user avatar
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activemq url starts with scp://

I have inherited a system where the activemq address looks like this scp://localhost:61616 ActiveMQ itself only seems to be configured for tcp. I can't find any reference to that protocol here: http:/...
Alex028502's user avatar
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419 views

ActiveMQ Artemis: TLS certificate reload

Can Apache ActiveMQ Artemis (v2.13.0) use an updated TLS certificate while running, or does it require a restart? I did not find something about it in Configuring Transports and Configuration Reload ...
Stephan's user avatar
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1 vote
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723 views

ActiveMQ Artemis: Message draining without HA policy "scale-down"

In an ActiveMQ Artemis HA cluster (v2.13.0), the HA policy’s <scale-down/> property causes the backup broker to move all pending messages to one of the remaining live instances if the master ...
Stephan's user avatar
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ActiveMQ Artemis: Quorum-only instance?

For a fully redundant ActiveMQ Artemis cluster, either a set of three broker pairs or network ping is required to avoid split-brain scenerios. In some installations, only two datacenters or ...
Stephan's user avatar
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ActiveMQ Artemis: Cannot join more than two brokers with JGroups and KUBE_PING

While testing Apache ActiveMQ Artemis 2.13.0 with JGroups and the KUBE_PING plugin on Kubernetes I have noticed that no more than two brokers form a cluster. Any other brokers are simply ignored, ...
Stephan's user avatar
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ActiveMQ automatic Configuration file change and Re-Deployment

How can we automate the task of a configuration file change for ActiveMQ? Situation: We are running a T.A.P. street of ActiveMQ servers (5.15.7), the A and P environments are in a SAN Master Slave ...
Nicky van Steensel van der Aa's user avatar
-3 votes
1 answer
122 views

Apollo broker run error

I have been trying to create a broker on my activemq apache-apollo 1.7.1 installation. I get the following error: $ apollo-broker run Startupfailed:java.lang.NoClassDefFoundError:javax/xml/bind/...
alan's user avatar
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3 votes
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191 views

How to go about troubleshoot remote ActiveMQ message broker with low dequeue count

I have a network of brokers configured as such: Broker A <=> Broker B Broker B <=> Broker C Broker A <=> Broker C I've noticed that in the "Network" tab under "Network Bridges" it lists a ...
Paul Calabro's user avatar
21 votes
2 answers
27k views

Confusion between ActiveMQ and ActiveMQ-Artemis?

Can someone clarify the difference between ActiveMQ and ActiveMQ-Artemis? From what I understood on Wikipedia, ActiveMQ-Artemis is essentially the successor to ActiveMQ, but if that is the case, I do ...
Eric B.'s user avatar
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1 answer
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Can ActiveMQ Artemis be used as a "protocol adaptor"?

We have an IoT infrastructure with devices communicating over MQTT. However, now we also have the requirement that these devices must post sensor data to a queue for cloud processing that evaluates ...
UncleBob's user avatar
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3 votes
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MCollective server cannot connect to ActiveMQ broker

I've been trying all do to set up MCollective on my puppet cluster. No matter what I do, I can't seem to get the MCollective server to connect. The MCollective server(s) are running mostly on Ubnutu ...
Isabell Cowan's user avatar
3 votes
1 answer
861 views

Reverse Proxy nginx not serving subdirectories

This is very strange and I can't get my head around it. I have set up a nginx server to reverse proxy a docker container. Nginx seems to be able to server some pages, but not sub-directories, or ...
Ulukai's user avatar
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2 votes
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How to make ActiveMQ nodes keep their database synchronized?

I have 3 servers with Zookeeper and ActiveMQ installed. Everything seems to be working fine, however, when one of my node dies, and a new election occurs, however the new leader don't have the same ...
Valter Silva's user avatar
2 votes
1 answer
646 views

Active MQ Shared File System Master Slave with Elastic File System

I'm setting up Active MQ in production with a shared file system master/slave configuration (KahaDB). I've set everything up and mounted the EFS on both EC2 instances. When I check the disk free ...
ibhana's user avatar
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1 vote
1 answer
484 views

Mcollective Failed to set full SSL verified mode error

I'm trying to set up MCollective using jorhett/puppet-mcollective module, according to manual from "Learning Puppet 4" book. I'm getting following error after running "mco ping", "mco inventory ...
Dziki_Jam's user avatar
2 votes
1 answer
962 views

Port out of range in ReplicatedDB ActiveMQ

I have 3 replicated machines with Zookeeper and ActiveMQ (linux). I can confirm that zookeeper works correctly since I can see their ports (2888 and 3888) listening via netstat. The problem is ...
sweet suman's user avatar
2 votes
1 answer
2k views

Can not using websocket with nginx

I am using Activemq as broker, client side is Paho js to send websocket request(ws protocol). Everything work fine on server, but when the server start to set nginx as proxy, the client can not ...
Rong Nguyen's user avatar
2 votes
1 answer
1k views

How to use your ssl certificate and key from your website with activemq console?

After enforcing strict transport security in a server, it is also forcing https into port 8161 for activemq which of course makes it fail. I followed this instructions to enable https on activemq ...
Ulukai's user avatar
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1 vote
1 answer
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activemq network of broker messages not flowing

activemq 5.12 Network of broker configuration: hub, spoke1, spoke2 spoke1 has duplex n/w connection to hub spoke2 has duplex network connection to hub I use the following to produce on spoke1 bin/...
mg03's user avatar
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How enable ActiveMQ persistence?

I want save not consumed messages after amq or machine restart. Is this doc actual for ActiveMQ 5.12.1 Release? I try use example from docs and get error: ERROR | Failed to load: class path ...
Hayate's user avatar
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1 vote
1 answer
996 views

ActiveMQ - delete VirtualTopic when Consumers = zero

I'm trying to implement a new application using JMS under activeMQ 5.8.0. There are several applications configured as Producers (ie to dump messages in an MQ), two topics, and then the Consumers are ...
damian's user avatar
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-1 votes
2 answers
2k views

Unable to connect to hawtio on ActiveMQ

I am trying to get hawtio on an ActiveMQ 5.11 server via the http://<host>:8161/api/jolokia URL. The URL works if I curl/hit it from a browser but when trying to use the hawtio.jar via java -jar ...
TheFiddlerWins's user avatar
1 vote
0 answers
162 views

How can I access ActiveMQ remotely on CentOS 6.5?

I tried to use the following code: iptables -A INPUT -m state --state NEW -m tcp -p tcp \ --dport 8161 -j ACCEPT -m comment \ --comment "ActiveMq Server port" Still I was unable to access it ...
MahuLovzYou's user avatar
6 votes
1 answer
3k views

How to run Puppet on multiple nodes at once using MCollective?

Aim At the moment there are more than 100 systems in the office and the expectation is that the number will increase. All systems are managed by Puppet. If Puppet code changes on the Puppet Master ...
030's user avatar
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3 votes
0 answers
75 views

Creating a CA signing chain when there wasn't one before

Here is the problem... 3 years ago we created a multi-datacenter setup, with as little cross-DC resource dependencies as we could make. Different AD sites. Different puppetmasters. Different syslog ...
Blue Warrior NFB's user avatar
3 votes
0 answers
710 views

Accessing ActiveMQ's JMX via SSL

I'm trying to get SSL-enabled JMX access to ActiveMQ (5.8.0 or 5.9.0 running under java 1.6.0) but I'm not having any luck. I've dealt with SSL-enabled JMX access in the past, so I'm quite familiar ...
Bruce P's user avatar
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6 votes
0 answers
21k views

ActiveMQ - "Cannot send, channel has already failed" every 2 seconds?

ActiveMQ 5.7.0 CentOS release 6.3 java version "1.6.0_26" Application server: Tomcat In the activemq.log, I'm seeing this exception every 2 seconds: 2013-11-05 13:00:52,374 | DEBUG | Transport ...
quanta's user avatar
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1 vote
1 answer
170 views

Is it possible to use different connectors on MCollective client and server side?

Is it possible to use the STOMP connector on client side and ActiveMQ on server side? Here are my configurations: #client.cfg connector = stomp plugin.stomp.host = localhost plugin.stomp.port = 6163 ...
ddario's user avatar
  • 511
10 votes
1 answer
12k views

Message Queuing vs. Load Balancing. I don't truly understand the difference [closed]

Help me to understand something. I've looked at several enterprise application architectures, and I've noticed that several of them use a Message Queue service, like ActiveMQ or RabbitMQ. I have ...
Jason Clark's user avatar
3 votes
1 answer
2k views

ActiveMQ returns 503 when accessing admin panel

I am using fusemq, the C wrapper for ActiveMQ-CPP. The problem is I am using the broker with an Apache server module. It is supposed to send a message to the broker so another program can consume it. ...
thaweatherman's user avatar
1 vote
1 answer
458 views

activemq apollo create broker error

I have been trying to create a broker on my activemq apache-apollo 1.6 installation. When I execute the following command: $APOLLO_HOME/bin/apollo create log1broker I get the following error: ...
rahrahruby's user avatar
2 votes
1 answer
2k views

ActiveMQ Configuration with KahaDB

We are using ActiveMQ 5.6.0 with KahaDB. It has produced quite some log files, which is to be expected with our setup (DLQ and stuff), looking like this: $ ll -h /opt/activemq/data/kahadb/ total 969M ...
xeraa's user avatar
  • 123
3 votes
1 answer
3k views

proxy pass for activeMQ

I have a apache server that I'm trying to use for proxy access my activeMQ admin page. I am able to load the inital landing page properly, but I can't seem to load any of the sub-pages (Queues, ...
580farm's user avatar
  • 241
2 votes
1 answer
297 views

Tomcat OutOfMemory after switching JVM

I have a Tomcat6 server running on Debian squeeze there are 4 webapps running on it, and an in-JVM ActiveMQ server. It has been running for about a year with the same memorysettings, with openjdk-6. ...
Mathias's user avatar
  • 121
2 votes
1 answer
269 views

Disable ActiveMQ demo component

Is it possible to disable the demo component of the Active MQ console? I have tried removing the following lines from jetty.xml but the /demolink still works. <bean class="org.eclipse.jetty.webapp....
Rich's user avatar
  • 1,343
3 votes
1 answer
613 views

Apache ActiveMQ Server-to-Server connection

Our company now uses Websphere MQ to facilitate communication with our business partners, but we're evaluating migration to ActiveMQ. I've read some documentation and articles and haven't found ...
Czar's user avatar
  • 143
3 votes
0 answers
818 views

Installation of SSL certificates onto stand-alone ActiveMQ failing

I am trying to get SSL working on ActiveMQ but keep running into the error: SSL received a record that exceeded the maximum permissible length. (Error code: ssl_error_rx_record_too_long) I am ...
ipe's user avatar
  • 31
2 votes
1 answer
393 views

Recording all broker transactions in ActiveMQ

I would like to record all transactions that happen in ActiveMQ. When someone writes to a queue or reads from it, I would like to log that. Is there a way to turn on this kind of logging, or is there ...
Resorath's user avatar
  • 323
2 votes
1 answer
92 views

Where can find older releases of Apache MQ?

On the apache web site there are links for several older releases but it appears that only the last two releases are actually stored on the mirros. I am having issues with the last two releases on ...
Shane's user avatar
  • 211
2 votes
4 answers
569 views

How to find the program responsible for a specific TCP socket (linux)

joe@server:~$ sudo lsof -i :36168 COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME java 23059 activemq 15u IPv6 109382 0t0 TCP *:36168 (LISTEN) From the output above I want to ...
Joe Nazz's user avatar
  • 171