centos安装elasticsearch-rtf5.5.4&elasticsearch-head

1. Jdk installed
   my stuff there https://www.cnblogs.com/vinic-xxm/p/11825691.html

2. RTF-mounted elasticsearch
   Git clone Git: //github.com/medcl/elasticsearch-rtf.git -b Master -depth. 1
   Git slow. Austrian version 5.5.4 can directly from my network drive, do not look wrong
   link: https://pan.baidu.com/s/1t-5_p5hKCAcqBX6DK0K9NQ
   extraction code: 4gql

Then the zip format in the Linux
yum unzip the install
codecs with unzip command

1. Direct operation will complain
   execution ./elasticsearch run in the bin directory
   because elasticsearch5 default jvm allocation of space to 2g, we change the next space jvm allocation
   vim config / jvm.options
   

2. Create a new user
   es can not run as root, you will complain
   adduser phpq // New phpq user
   passwd phpq // phpq user to set a password
   chown -R phpq: phpq / elasticsearch- rtf // Finally the directory file path

3. Configuring Extranet access

vim config / elasticsearch.yml amended as follows
Network Solutions in these two comments

在末尾加上这4句代码
http.cors.enabled: true
http.cors.allow-origin: “*”
http.cors.allow-methods: OPTIONS,HEAD,GET,POST,PUT,DELETE
http.cors.allow-headers: “X-Requested-With,Content-Type,Content-Length, X-User”

1. Vim /etc/security/limits.conf under the root account
   turn to the last
   content: Soft nofile 65536
   Hard nofile 65536

Switch to the user that you create
ulimit -Hn

As shown be the successful appear

Cut to the root user
vim /etc/sysctl.conf
modification of the FIG.

Then execute sysctl -p
then execute sysctl -a | grep vm.max_map_count

Note: On the external network access has been completed in the past
now cut to the ordinary user in running, open the data that is done after the input address in the browser!
If you can not get out, I refer to this blog
https: //www.cnblogs. com / vinic-xxm / p / 11871742.html

But if Ali cloud server, the port number 9200 needs to be added to Ali cloud security group! ! ! ! !