linux安装elasticsearch7.10

下载地址：Download Elasticsearch | Elastic

curl下载

curl -L -O https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-7.10.2-linux-x86_64.tar.gz
tar -xzvf elasticsearch-7.10.2-linux-x86_64.tar.gz
cd elasticsearch-7.10.2
./bin/elasticsearch

tar -xzvf elasticsearch-7.10.0

cd elasticsearch-7.10.0

 修改config目录下elasticsearch.yml文件：

cluster.name: my-application

node.name: node-1 

network.host: 0.0.0.0 # 所有ip可以访问
http.port: 9200 # 访问端口

cluster.initial_master_nodes: ["node-1"] #单节点写上方配置的节点名称

cd到bin目录下，执行启动脚本

./elasticsearch
./elasticsearch -d # 后台运行

elasticsearch启动时错误 can not run elasticsearch as root_Kiven_l的博客-CSDN博客linux环境下启动es时报错如下：错误原因：es因为安全问题拒绝使用root用户启动;解决方法:1.添加用户组:es，用户:es,she，设置密码2.添加目录拥有权限groupadd es useradd es -g es -p password # -g 指定组 -p 密码chown es:es -R elasticsearch-7.10.0/ # -R 处理指定目录以及其子目录下的所有文件3.切换到es用户，启动su es./elasticsearchhttps://blog.csdn.net/Kiven_l/article/details/123329340?spm=1001.2014.3001.5502elasticsearch 7.10启动报错 bootstrap checks failed_Kiven_l的博客-CSDN博客错误信息：ERROR: [1] bootstrap checks failed[1]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [65535][2]: max number of threads [3795] for user [es] is too low, increase to at least [4096][3]: max virtual memory ahttps://blog.csdn.net/Kiven_l/article/details/123332956?spm=1001.2014.3001.5502

 正常访问：

 注：如果你是在虚拟机启动的es，宿主机访问不到时，关闭防火墙就好了，或者开放端口

systemctl stop firewalld.service

查看已经开放的端口：

firewall-cmd --list-ports

开放端口

firewall-cmd --zone=public --add-port=9200/tcp --permanent