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解压

[root@c202pc1 opt]# tar -zxvf elasticsearch-7.6.1-linux-x86_64.tar.gz

创建用户名

[root@c202pc1 bin]# groupadd es

[root@c202pc1 bin]# useradd es -g es

修改用户权限

[root@c202pc1 opt]# chown -R es:es elasticsearch-7.6.1

配置环境变量

[root@c202pc1 opt]# vim /etc/profile

添加:

export ES_HOME=/opt/elasticsearch-7.6.1/

export PATH=$PATH:$ES_HOME/bin

[root@c202pc1 opt]# source /etc/profile

修改配置文件

(1)     修改elasticsearch.yml文件

# vim /opt/elasticsearch-7.6.1/config/elasticsearch.yml

(2)     修改limits.conf

# vim /etc/security/limits.conf

* soft nofile 65536

* hard nofile 65536

* soft nproc 4096

* hard nproc 4096

 

(3)     修改elasticsearch

修改elasticsearch引用自带的jdk,如果不修改,则会引用系统环境变量中的jdk可能会引起报错。

(4)     修改sysctl.conf

# vim /etc/sysctl.conf

添加:vm.max_map_count=262144

[root@c202pc1 opt]# sysctl -p

启动ES

切换到es用户:# su es

启动es:$ elasticsearch

报错解决

(1)     报错-详见配置修改文件3

future versions of Elasticsearch will require Java 11; your Java version from [/opt/jdk1.8.0_192/jre] does not meet this requirement

(2)     报错-详见修改用户权限

Exception in thread "main" java.nio.file.AccessDeniedException: /opt/elasticsearch-7.6.1/config/jvm.options

(3)     报错-详见启动ES

java.lang.RuntimeException: can not run elasticsearch as root

(4)     报错-详见配置修改文件4

max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]

(5)     报错-详见修改用户权限

Elasticsearch did not exit normally - check the logs at /opt/elasticsearch-7.6.1/log/elasticsearch.log

(6)     报错-详见配置修改文件1

master not discovered yet, this node has not previously joined a bootstrapped (v7+) cluster

 

posted on 2020-08-19 09:48  吹静静  阅读(2233)  评论(0编辑  收藏  举报