1、Download Elasticsearch

2、Create Directory

/usr/local/elasticsearch-6.2.4

3、Add User

groupadd elasticsearch

useradd -g elasticsearch elasticsearch

4、Set Permission

chown -R /usr/local/elasticsearch-6.2.4

5、Change Parameters

vim /config/elasticsearch.yml

cluster.name: searchGo

node.name: es-110.benlai.com

path.data: /data/elasticsearch/data

path.logs: /data/elasticsearch/logs

bootstrap.memory_lock: false

bootstrap.system_call_filter: false

network.host: 0.0.0.0

http.port: 9200

discovery.zen.ping.unicast.hosts: ["es-110.benlai.com", "es-17.benlai.com"]

discovery.zen.minimum_master_nodes: 2

vim /config/jvm.options

-Xms8g

-Xmx8g

vim /etc/security/limits.conf

* soft nofile 65536

* hard nofile 65536

* soft nproc 2048

* hard nproc 4096

* soft memlock unlimited

* hard memlock unlimited

vim /etc/security/limits.d/90-nproc.conf

* soft nproc 4096

sysctl -w vm.max_map_count=655360

6、Setup Elasticsearch

su elasticsearch

./bin/elasticsearch -d

7、安装IK插件

unzip plugin to folder /usr/local/elasticsearch-6.2.4/plugins/

restart elasticsearch

8、验证