python异步和redias

   下载：

　　cd /opt/ 

　　wget http://download.redis.io/releases/redis-5.0.3.tar.gz

　　 tar -zxvf redis-5.0.3.tar.gz

　　cd redis-5.0.3　　　　

　　make

　　make install PREFIX=/usr/local/redis

　　cd /usr/local/redis/bin/

　　前台启动：./redis-server

　　后台启动：cp /usr/local/redis-5.0.3/redis.conf /usr/local/redis/bin/

　　修改 redis.conf 文件，把 daemonize no 改为 daemonize yes

　　vi redis.conf

　　 ./redis-server redis.conf

　　设置开机启动：

　　 vi /etc/systemd/system/redis.service

[Unit]Description=redis-serverAfter=network.target
[Service]Type=forkingExecStart=/usr/local/redis/bin/redis-server /usr/local/redis/bin/redis.confPrivateTmp=true
[Install]WantedBy=multi-user.target

systemctl daemon-reload

systemctl start redis.service

systemctl enable redis.service

设置开机启动：

systemctl daemon-reload

systemctl start redis.service

systemctl enable redis.service

ln -s /usr/local/redis/bin/redis-cli /usr/bin/redis