Programmer Think

The installation and principles of kafka and zookeeper were mentioned in another blog post. I won't talk about this. I'll just talk about how to integrate kafka in spring boot project. In this article, I will mainly talk about two ways: Method 1: We use spring-integration-kafka, a plug-in of Kafka integration in spring. We mainly talk about ...

Recently, a new problem has arisen. When using filebeat to load historical log files, a large amount of data will be added to the kafka queue. logstash will read a large number of event s from the queue and send them to the ES side. The initial manifestations are: logstash keeps sending messages to ES, and the data in ES keeps increasing. The ...

Set up ELK to do log analysis for recording. Installation of kafka and docker is not explained here. First, build elastic search docker run -d elasticsearch es has an official image, so there is no other requirement, so you can run an elastic search container, but I specify the port mapping and configuration file and data file volume, so ...

In the last section, the implementation of CoAp client and server, the data is also sent to kafka in the format defined by the installation, followed by the implementation of Mapping server, which maps physical device data to abstract devices and gives data business meaning. iot-mapping Building iot-mapping module, introducing kafka public modu ...