1. 集群环境及安装包
1.1. 集群环境
| 主机名 | IP | 系统版本 | 部署服务 |
|---|---|---|---|
| hadoop32 | 192.168.0.32 | CentOS6.5_64 | ES Node |
| hadoop33 | 192.168.0.33 | CentOS6.5_64 | ES Node |
| hadoop34 | 192.168.0.34 | CentOS6.5_64 | ES Node |
1.2. 准备安装包
| 包名 | 下载地址 |
|---|---|
| elasticsearch-7.3.2-linux-x86_64.tar.gz | https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-6.8.3.tar.gz |
| git | yum install -y git |
| elasticsearch-head | git clone git://github.com/mobz/elasticsearch-head.git |
| node-v4.9.1-linux-x64.tar.gz | https://npm.taobao.org/mirrors/node/latest-v4.x/ |
2. 配置
2.1. 准备数据目录、日志目录
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mkdir -p /data/es/data mkdir -p /data/es/logs |
2.2. es用户及组权限配置
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groupadd elsearch useradd elsearch -g elsearch chown -R elsearch:elsearch /opt/elasticsearch chown -R elsearch:elsearch /data/ |
2.3. es相关配置
vi /opt/elasticsearch/conf/elasticsearch.yml
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cluster.name: ES node.name: hadoop33 path.data: /data/es/data/ path.logs: /data/es/logs/ network.host: 0.0.0.0 discovery.zen.ping.unicast.hosts: ["hadoop32", "hadoop33", "hadoop34"] bootstrap.memory_lock: false bootstrap.system_call_filter: false http.cors.enabled: true http.cors.allow-origin: "*" |
vi /opt/elasticsearch/config/jvm.options
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-Xms4g -Xmx4g |
2.4. 系统参数配置
2.4.1. 配置limits.conf，再底部添加下面内容:
vi /etc/security/limits.conf
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* soft nofile 65536 * hard nofile 131072 * soft nproc 2048 * hard nproc 4096 |
2.4.2. 配置90-nproc.conf
修改 nproc 1024 => 102400
vi /etc/security/limits.d/90-nproc.conf
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* soft nproc 4096 |
2.4.3. 配置sysctl.conf，在底部添加如下内容
vi /etc/sysctl.conf
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vm.max_map_count=655360 |
2.4.4. 刷新配置
sysctl -p
3. 启动es
su - elsearch
cd /opt/elasticsearch/
./bin/elasticsearch -d
4. 安装 elasticSearch-Head
4.1. 配置 nodejs
tar -xvf node-v4.9.1-linux-x64.tar.gz
mv node-v4.9.1-linux-x64 /opt/node
vi /etc/profile
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export JAVA_HOME=/opt/tools/java export NODE_HOME=/opt/node export PATH=.:$PATH:$JAVA_HOME/bin:$NODE_HOME/bin |
检查是否安装成功
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[root@hadoop33 elasticsearch-head]# source /etc/profile [root@hadoop33 elasticsearch-head]# node -v v4.9.1 [root@hadoop33 elasticsearch-head]# |
4.2. npm 编译ElasticSearch-head
4.2.1. 设置淘宝仓库
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npm install -g cnpm --registry=https://registry.npm.taobao.org npm install -g grunt-cli npm install grunt --save-dev |
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git clone git://github.com/mobz/elasticsearch-head.git cd elasticsearch-head/ npm install grunt --save-dev cnpm install |
4.3. 配置 Elasticsearch-head
vi Gruntfile.js
增加 hostname
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connect: { server: { options: { hostname:'0.0.0.0', port: 9100, base: '.', keepalive: true } } } |
vi _site/app.js
修改 http://localhost:9200 为 es 的某个节点
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this.base_uri = this.config.base_uri || this.prefs.get("app-base_uri") || "http://hadoop33:9200"; |
4.4. 启动 Elasticsearch-head
node_modules/grunt/bin/grunt server 或者 npm run start
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