elasticsearch7.0 cluster configuration to learn two

Disclaimer: This article is a blogger original article, shall not be reproduced without the bloggers allowed. https://blog.csdn.net/qq_29556507/article/details/89637924

My environment is ubuntu16.04 memory 2g

I configured the two machines, but the best suggestion is N / 2 + 1 nodes

 

This is the official website detailed data configuration

https://www.elastic.co/guide/en/elasticsearch/reference/current/install-elasticsearch.html

 

This is a detailed official java client's network

https://www.elastic.co/guide/en/elasticsearch/reference/current/integration-tests.html

 

I have two machines configuration

这个是  192.168.1.116:9300    从节点


 cluster.name: elasticsearchkplbug
 node.name: node-2
 network.host: 0.0.0.0
 http.port: 9200
 node.master: false
# node.data: true
 discovery.seed_hosts:
    -  192.168.1.117:9300
    -  192.168.1.116:9300

 cluster.initial_master_nodes:
    - 192.168.1.116:9300


这个是  192.168.1.117:9300   主节点



 cluster.name: elasticsearchkplbug
 node.name: node-2
 network.host: 0.0.0.0
 http.port: 9200
# node.master: true
# node.data: true
 discovery.seed_hosts:
    -  192.168.1.117:9300
    -  192.168.1.116:9300

 cluster.initial_master_nodes:
    - 192.168.1.116:9300

 

 

The java maven configuration

 <dependencies>

      

  
        <dependency>
            <groupId>org.elasticsearch</groupId>
            <artifactId>elasticsearch</artifactId>
             <version>6.7.0</version>
        </dependency>

       
        <dependency>
            <groupId>org.elasticsearch.client</groupId>
            <artifactId>transport</artifactId>
             <version>6.7.0</version>
        </dependency>

        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
            <scope>test</scope>
        </dependency>

     
      

        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <version>1.16.18</version>
        </dependency>

       
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>1.2.54</version>
        </dependency>

     
        <dependency>
            <groupId>org.elasticsearch.plugin</groupId>
            <artifactId>transport-netty4-client</artifactId>
           <version>6.7.0</version>
        </dependency>


    </dependencies>

If you are not a stand-alone configuration, you can refer to my article

elasticsearch7.0 single building problems encountered