Redis Note

．查看Redis 資訊

$ redis-cli info
[...]
# Replication
role:slave
master_host:192.168.50.11
master_port:6379
master_link_status:down

．修改Redis master/slave mode

$ redis-cli
redis 127.0.0.1:6379> slaveof no one

redis 127.0.0.1:6379> info

[...]

# Replication

role:master

connected_slaves:0

https://www.claudiokuenzler.com/blog/470/how-to-do-redis-master-slave-cluster-switch-failover

AWS Note

 EC2:

．Change hostname

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/set-hostname.html

．Install docker

https://docs.aws.amazon.com/AmazonECS/latest/developerguide/docker-basics.html