The [https://github.com/NodeRedis/node_redis](Node.js redis client) supports (and explicitly documents) fully-specified URLs, i.e. [redis:]//[user][:password@][host][:port][/db-number][?db=db-number[&password=bar[&option=value]]].
The socket.io-redis adaptor can only handle URLs of the form hostname:port.
The [https://github.com/NodeRedis/node_redis](Node.js redis client) supports (and explicitly documents) fully-specified URLs, i.e.
[redis:]//[user][:password@][host][:port][/db-number][?db=db-number[&password=bar[&option=value]]].The socket.io-redis adaptor can only handle URLs of the form
hostname:port.