Detailed tutorial on installing stand-alone redis

1. Download installation package

① Create a new directory on this computer
mkdir /home/admin/redis
② Go to the official website to download the installation package ：https://redis.io/download/
③ Copy the installation package to the current virtual machine /home/admin/redis Under the table of contents

2. decompression redis

① Switch redis Under the table of contents , Unzip the installation package
cd /home/admin/redis
tar -zxvf redis-5.0.7.tar.gz

3. Install the basic environment

① install gcc compiler
yum install gcc-c++
Check whether the installation is successful ：gcc -v

（gcc It is a super that can compile executable programs on a variety of hardware platforms compiler ,Gcc The compiler can C、C++ Language source 、 Assembly programming and object program compilation 、 connect Executable file ,redis yes C Written language ）
② Generate src file
cd redis-5.0.7
make
make install

③redis The default installation path for
cd /usr/local/bin

4. Backup redis The configuration file

① Create a new directory to modify the configuration file
mkdir /home/admin/redis/redis-5.0.7/theRedisConf
② Copy the configuration file （ The original text is put in the unzipped directory for backup , Start up with theRedisConf Profile under ）
cp /home/admin/redis/redis-5.0.7/redis.conf /home/admin/redis/redis-5.0.7/theRedisConf/

5. modify redis The configuration file

vi /home/admin/redis/redis-5.0.7/theRedisConf/redis.conf
## modify 1： Comment as follows , After annotation redis You cannot receive any ip The connection of
# bind 127.0.0.1
## modify 2： Turn off protection mode （ If set to yes, Then we are only allowed to connect in the loopback of this machine , Other machines cannot be connected .）
protected-mode no
## modify 3： Turn on redis The service runs in the background
daemonize yes
## modify 4： Add log path , Easy to troubleshoot
logfile “/home/admin/redis/redis-5.0.7/redis.log”

5. start-up redis service

① Turn on the firewall
systemctl start firewalld.service
② Open the specified port number
Check the opened port number
firewall-cmd --list-ports
Open the specified port number , The port number of the following example is 6379
firewall-cmd --zone=public --add-port=6379/tcp --permanent
③ service iptables restart
Only when the port number is opened successfully
firewall-cmd --reload
④ Start the service
cd /usr/local/bin/
./redis-server /home/admin/redis/redis-5.0.7/theRedisConf/redis.conf

6. How to view redis process

ps -ef|grep redis

7. How to close redis service

① Enter the client
redis-cli -p 6379 Or enter src perform ./redis-cli -p 6379
② close redis service
shoutdown
③ Exit client
exit
Close the client without entering redis
redis-cli shutdown