Ubuntu 18.04 configure Redis single-machine master-slave

• Install

sudo apt update
sudo apt install redis

• Test (the following is normal)

walker@Ubuntu:~$ redis-cli
127.0.0.1:6379> ping
PONG

• Use systemctl to manage redis

# View status
$ systemctl status redis

# start redis
$ systemctl start redis

# restart redis
$ systemctl restart redis

# stop redis
$ systemctl stop redis

# Add the redis service to boot
$ systemctl enable redis

# disable startup
$ systemctl disable redis

*** walker ***