update redis doc

razer-redis/README.md

@@ -13,7 +13,8 @@ $ docker-composer up -d
 $ docker ps
 
 // enter interactive shell
-$ docker exec -it razer-redis_redis_1 bash
+$ docker exec -it razer-redis_redis_1 redis-cli
+
 ```
 
 3. Test redis connectivity. [Reference](https://redis.io/topics/rediscli)
@@ -26,8 +27,17 @@ $ redis-cli incr mycounter
 (integer) 1 
 
 // test ping using address
-$ redis-cli -h server1.razer.org -p 6379 ping
+$ redis-cli -h server1.razer.org -p 6379 -a <password> ping
 PONG
+
+// or
+
+$ redis-cli -u redis://p%40ssw0rd@redis-16379.hosted.com:16379/0 ping
+
+$ redis-cli --stat
+
+$ redis-cli monitor
+
 ```
 
 4. Stop server