Installing Elasticsearch on Linux

Build Environment Centos7 and

First upload the tar package to/usr/local/mypackage/elasticsearch via the tool

Unzip the TAR package

After decompression, go to config directory, edit configuration file

VI elasticsearch.yml

Locate the following code snippet and uncomment the Network.host and Http.port lines, and modify the IP and port

Enter Bin/elasticsearch file to start Elasticsearch

Data found Elasticsearch can only be started with non-root

This is a condition set for system security considerations. Because Elasticsearch can receive user input scripts and execute, for system security considerations,
It is recommended to create a separate user to run the Elasticsearch

Create Elsearch user groups and Elsearch users

Groupadd Elsearch

Useradd Elsearch- G elsearch- p elasticsearch

Change the user and group of Elasticsearch folder and internal file to Elsearch:elsearch

Chown- R elsearch: Elsearch elasticsearch

Chown-r Elsearch:elsearch elasticsearch-6.0.0

Switch to Elsearch user and restart

Above error resolution Reference blog

Https://www.cnblogs.com/xxoome/p/6663993.html

http://blog.csdn.net/gebitan505/article/details/54709515

Open firewall port

Installing Elasticsearch on Linux