Elasticsearch集群的簡單搭建
阿新 • • 發佈:2018-03-02
elasticsearch環境說明:
服務器(系統版本 centos7)
elasticsearch版本: elasticsearch-6.2.2
elasticsearch目錄: /home/soft/
服務器(系統版本 centos7)
elasticsearch版本: elasticsearch-6.2.2
elasticsearch目錄: /home/soft/
192.168.33.10 master
192.168.33.11 master data
192.168.33.12 master data
一、創建es運行帳號 【三臺機器都統一用戶為es】
useradd es
passwd es
二、創建數據目錄與日誌目錄【三臺機器都一樣】
mkdir -p /home/soft/elasticsearch-6.2.2/data/data/ mkdir -p /home/soft/elasticsearch-6.2.2/data/logs/
三、修改目錄權限[三臺機器都一樣]
chown -R es:es /home/soft/elasticsearch-6.2.2
四、修改配置信息
一. 192.168.33.10 配置信息: cluster.name: my-application node.name: node-192-168-33-10 path.data: /home/soft/elasticsearch-6.2.2/esData/data path.logs: /home/soft/elasticsearch-6.2.2/esData/logs bootstrap.memory_lock: false bootstrap.system_call_filter: false network.host: 192.168.33.10 http.port: 9200 discovery.zen.ping.unicast.hosts: ["192.168.33.10:9300","192.168.33.11:9300","192.168.33.12:9300"] discovery.zen.minimum_master_nodes: 2 gateway.recover_after_nodes: 3 node.master: true node.data: false node.ingest: false search.remote.connect: false 二、192.168.33.11 配置信息: cluster.name: my-application **node.name: node-192-168-33-11** path.data: /home/soft/elasticsearch-6.2.2/esData/data/ path.logs: /home/soft/elasticsearch-6.2.2/esData/logs/ bootstrap.memory_lock: false bootstrap.system_call_filter: false **network.host: 192.168.33.11** http.port: 9200 discovery.zen.ping.unicast.hosts: ["192.168.33.10:9300","192.168.33.11:9300","192.168.33.12:9300"] discovery.zen.minimum_master_nodes: 2 gateway.recover_after_nodes: 3 node.master: true ** node.data: true** node.ingest: false search.remote.connect: false 三、192.168.33.12 配置信息 cluster.name: my-application **node.name: node-12** path.data: /home/soft/elasticsearch-6.2.2/esData/data/ path.logs: /home/soft/elasticsearch-6.2.2/esData/logs/ bootstrap.memory_lock: false bootstrap.system_call_filter: false ** network.host: 192.168.33.12** http.port: 9200 discovery.zen.ping.unicast.hosts: ["192.168.33.10:9300","192.168.33.11:9300","192.168.33.12:9300"] discovery.zen.minimum_master_nodes: 2 gateway.recover_after_nodes: 3 node.master: true node.data: true node.ingest: false search.remote.connect: false 四,用es用戶的身份啟動elasticsearch-6.2.2 [三臺機器] ./bin/elasticsearch 啟動成功之後,用CURL 請求測試集群是否搭建成功。 curl http://192.168.33.11:9200/_cat/nodes?v
此時,一個簡單的集群已經搭建成功,現在是node-12為master節點。
說明:
3臺機器的cluster.name值必須一樣,node.name值必須不一樣。
在啟動過程中遇到的問題列表:
-
解決辦法:
vim /etc/security/limits.conf,新加兩行:
es soft nofile 65536
es hard nofile 65536
-
解決辦法:
discovery.zen.ping.unicast.hosts配置信息時把端口加上
Elasticsearch集群的簡單搭建