1 官网下载安装elasticsearch-7.6.2-linux-x86_64.tar.gz包
2 mkdir -p /usr/local/es/ 并且上传到此目录
3 tar -zxvf elasticsearch-7.6.2-linux-x86_64.tar.gz
4
修改配置为文件memeory config/jvm.options 大小设置为-Xmx108m
修改配置为文件网络 config/elasticsearch.yml network.host: 0.0.0.0
修改配置 bin/elasticsearch-env 添加JAVA_HOME="/usr/local/es/elasticsearch-7.6.2/jdk"
修改配置 config/elasticsearch.yml discovery.seed_hosts:["139.224.234.236"]
cluster.initial_master_nodes: ["139.224.234.236"]
5 增加es用户 useradd es
6 赋权es用户 chown -Rf es /usr/local/es/
7 es用户 启动es ,cd /usr/local/es/elasticsearch-7.6.2/bin ./elasticsearch -d(后台启动)



