ElasticSearch-7.9.1


下载elasticsearch-7.9.1:

https://www.elastic.co/cn/downloads/past-releases/elasticsearch-7-9-1

解压后使用非root用户进行启动:

./bin/elasticsearch    //前台启动
./bin/elasticsearch  -d  //后台启动

没有权限时:

chmod -R 775 bin/ 

配置:

/config/jvm.options

-Xms512m

-Xmx512m

修改的内存最好大于推荐的内存,不然安装kibana会启动很慢甚至超时

/etc/sysctl.conf

vm.max_map_count = 655360

更新配置:

sysctl -p

外网访问:

elasticsearch.yml

network.host: 0.0.0.0

node.name:node-1 取消注释

cluster.initial_master_nodes: ["node-1","node-2"] 取消注释,去掉 "node-2"

注:

useradd test
passwd test
//修改目录文件用户
chown -R test /usr/es目录

参考:

https://www.cnblogs.com/gyyyl/p/13503229.html

https://www.cnblogs.com/Alandre/p/11386178.html