Elasticsearch集群安装部署

2020-05-19  本文已影响0人  Movle

1.前提:安装好jdk
2.下载安装包:
3.上传到linux
4.解压

5.新建data,logs文件夹

cd /opt/module/elasticsearch-5.6.2

mkdir data

mkdir logs
新建目录

6.修改配置文件(root用户)三台机器都需要改

(1).修改elasticsearch.yml文件

vi /opt/module/elasticsearch-5.6.2/conf/elasticsearch.yml

修改内容如下:

# ---------------------------------- Cluster -------------------------------------
cluster.name: my-application
# ------------------------------------ Node --------------------------------------
node.name: JBS1
# ----------------------------------- Paths ---------------------------------------
path.data: /opt/module/elasticsearch-5.6.2/data
path.logs: /opt/module/elasticsearch-5.6.2/logs
# ----------------------------------- Memory -----------------------------------
bootstrap.memory_lock: false
bootstrap.system_call_filter: false
# ---------------------------------- Network ------------------------------------
network.host: 192.168.127.121 
# --------------------------------- Discovery ------------------------------------
discovery.zen.ping.unicast.hosts: ["bigdata121"]

http.cors.enabled: true
http.cors.allow-origin: "*"
node.master: true
node.data: true

说明:

elasticsearch.yml elasticsearch.yml

(2).修改limits.conf文件

vi /etc/security/limits.conf

//在文件末尾添加如下内容

* soft nofile 65536
* hard nofile 131072
* soft nproc 4096
* hard nproc 4096
limits.conf

(3).修改limits.d文件

vi /etc/security/limits.d/20-nproc.conf

//修改内容如下
//*    soft    nproc    1024
//改为
*    soft    nproc    4096
20-nproc.conf

(4).修改配置sysctl.conf

vi /etc/sysctl.conf

//添加内容
vm.max_map_count=655360
sysctl.conf

5.新建linux用户:es不能以root用户启动

useradd kai

passwd kai
输入密码


cd /opt/module/elasticsearch-5.6.2       //进入的elasticsearch目录

chown -R kai:users *      //修改权限

su kai        //切换到kai用户,启动es
新建用户

6.将elasticsearch发送到bigdata122,bigdata123

cd /opt/module
scp -r elasticsearch-5.6.2/ bigdata122:/opt/module

scp -r elasticsearch-5.6.2/ bigdata123:/opt/module

7.再在bigdata122,bigdata123中修改elasticsearch.yml

# ------------------------------------ Node --------------------------------------
node.name: JBS2
# ---------------------------------- Network ------------------------------------
network.host: 192.168.127.122     //bigdata123改为:192.168.127.123 

node.master: false
node.data: true

其实和单节点安装差不多,只是elasticsearch.yml文件有细微不同

image.png image.png

8.再在bigdata122,bigdata123中修改linux配置文件,和bigdata121一样,以及新建用户
9.重启bigdata121,bigdata122,bigdata123,因为修改linux配置文件后需要重启后才生效
10.启动ES集群:
(1)切换用户:

su kai

(2)先启动bigdata121,再启动bigdata122,bigdata123
bigdata121

cd /opt/module/elasticsearch-6.1.1/

bin/elasticsearch

bigdata122

cd /opt/module/elasticsearch-6.1.1/

bin/elasticsearch

bigdata123

cd /opt/module/elasticsearch-6.1.1/

bin/elasticsearch

11.集群安装参照:
【链接】手把手教你搭建一个Elasticsearch集群
https://cloud.tencent.com/developer/article/1189282

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