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**支持Linux和Windows下运行，推荐CentOS 7
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- # CentOS 7
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## 安装ElasticSearch
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cd /usr/local
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wget http://dl.elasticsearch.cn/elasticsearch/elasticsearch-7.6.1-linux-x86_64.tar.gz
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tar zxvf elasticsearch-7.6.1-linux-x86_64.tar.gz
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## 创建用户elasticsearch
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adduser elasticsearch
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passwd elasticsearch (yourPWD)
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chown -R elasticsearch elasticsearch-7.6.1
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## 配置ES
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cd /usr/local/elasticsearch-7.6.1/config
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vi elasticsearch.yml 增加配置：
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xpack.security.enabled: true
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discovery.type: single-node
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network.host: 0.0.0.0
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indices.query.bool.max_clause_count: 102400
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更改Elasticsearch最大内存大小
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vi /usr/local/elasticsearch-7.6.1/config/jvm.options
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-Xms8g
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-Xmx8g
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vi /etc/sysctl.conf
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增加配置vm.max_map_count=262144
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sysctl -p
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执行命令sysctl -p生效
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## 安装ik分词器
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cd /usr/local/elasticsearch-7.6.1/bin
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./elasticsearch-plugin install https://github.com/medcl/elasticsearch-analysis-ik/releases/download/v7.6.1/elasticsearch-analysis-ik-7.6.1.zip
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## 启动es：
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cd /usr/local/elasticsearch-7.6.1/bin
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su elasticsearch
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./elasticsearch -d
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## 创建elastic 的Elastic用户
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./elasticsearch-setup-passwords auto
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拷贝用户elastic的密码，配置到application.yml文件
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- # **Windows环境安装**
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## 安装ElasticSearch
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下载 [ES7.6.1安装包](http://dl.elasticsearch.cn/elasticsearch/elasticsearch-7.6.1-windows-x86_64.zip)，
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解压 zip文件 到ES安装路径，如 C:\software\elasticsearch-7.6.1
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## 配置ES
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cd C:\software\elasticsearch-7.6.1\config
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### 编辑 elasticsearch.yml 增加配置：
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xpack.security.enabled: true
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discovery.type: single-node
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network.host: 0.0.0.0
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indices.query.bool.max_clause_count: 102400
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更改Elasticsearch最大内存大小
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### 编辑/jvm.options
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-Xms8g
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-Xmx8g
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## 安装ik分词器
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下载 [IK分词器](https://github.com/medcl/elasticsearch-analysis-ik/releases/download/v7.6.1/elasticsearch-analysis-ik-7.6.1.zip)，
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解压到 C:\software\elasticsearch-7.6.1\plugins\analysis-ik
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## 启动es：
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cd C:\software\elasticsearch-7.6.1\config\bin
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执行 elasticsearch.bat
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## 创建elastic 的Elastic用户
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执行 elasticsearch-setup-passwords.bat auto
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拷贝用户elastic的密码，配置到application.yml文件
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