operating system ：
Centos7 .64 position
View the system version and the number of system bits ：
[root@localhost /]# cat /etc/redhat-release
CentOS Linux release 7.3.1611 (Core)
[root@localhost /]# getconf LONG_BIT
Document preparation ：
use pscp.exe copy to linux System fixed folder /installPackage
1. cd /installPackage/
2. rpm -ivh jdk-8u161-linux-x64.rpm, install jdk1.8, It's a little time consuming .
3. vi /etc/profile, use :$ Jump to the end of the file , Add the following text . Note that the red italics are modified according to the actual directory of your installation .
export JAVA_HOME JRE_HOME PATH CLASSPATH
4. source /etc/profile, Enable environment variables
1. cd /installPackage/
2. rpm -ivh elasticsearch-5.0.2.rpm, install ES, It's a little time consuming .
3. vi /etc/elasticsearch/elasticsearch.yml, use / lookup network.host And modify it . Purpose to make other machines accessible
Change ：#network.host: 192.168.0.1 This line , Delete the preceding #, At the same time, the following ip Now linux Systematic IP
4. firewall-cmd --zone=public --add-port=9200/tcp --permanent, open 9200 port
5. firewall-cmd --reload
6. service elasticsearch start, start-up ES service
7. service elasticsearch status -l, Determine whether the current state of the service is started
8. curl 192.168.xx.xx:9200, verification es Install and start . among 192.168.xx.xx For step 3 Modified native IP, Service startup may have to wait , Key step 7 .
Please refer to ：centos7 install elasticsearch-head
NOTE： installed Git and Nodejs after , After restarting the server , Continue with the installation head
Boot up ：
Set boot up Elasticsearch service
chkconfig --level 35 elasticsearch on
head The plug-in has not been started yet , To be continued ...
Reference resources ：
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