Top "Broker" questions

Is Zookeeper a must for Kafka?

In Kafka, I would like to use only a single broker, single topic and a single partition having one producer …

Read More
partitioning apache-zookeeper producer-consumer apache-kafka broker
WARNING as java.io.EOFException when ActiveMQ starts

am trying to start the ActiveMQ 5.11 and I see a WARNING as below: WARN | Transport Connection to: tcp://127.0.0.1:40890 failed: java.…

Read More
java activemq messagebroker broker
MQTT broker windows

I've been trying to set up MQTT broker on windows but with not results. I am not very experience in …

Read More
windows server mqtt broker mosquitto
Broker architectural pattern in plain english

Could someone explain the Broker pattern to me in plain english? Possibly in terms of Java or a real life …

Read More
java design-patterns broker
How to connect to an ActiveMQ server by setting the username and password programmatically?

I create an ActiveMQ server in order to send some messages. I use Apache Activemq version 5.14.4 I want to be …

Read More
java apache authentication activemq broker
Mosquitto 1.4.2 Websocket support

I'm trying to utilize Mosquittos recent update to support websockets in the broker. I'm running Mosquitto v1.4.2 and I've added …

Read More
websocket mqtt iot broker mosquitto
Horizontally scaling mosquitto broker

I am considering mosquitto for a MQTT broker. From what I've read, I realized that Mosquitto doesn't support Horizontal Scaling. …

Read More
mqtt iot broker mosquitto
What is the clientID needed for?

Since specifying the clienID is only a feature in the class MqttAndroidClient, and can not be specified when using classes …

Read More
android mqtt broker paho android-open-accessory
Spring boot Artemis embedded broker behaviour

Morning all, I've been struggling lately with the spring-boot-artemis-starter. My understanding of its spring-boot support was the following: set spring.…

Read More
spring-boot broker activemq-artemis
Celery Tasks Not Being Processed

I'm trying to process some tasks using celery, and I'm not having too much luck. I'm running celeryd and celerybeat …

Read More
python rabbitmq task celery broker