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+Redis
+=====
+
+Description
+-----------
+
+The `redis` role configures a local Redis instance on the specified port.
+The database will be stored in `/var/lib/redis/$PORT`, so it's possible to run
+multiple redis instances on the same host.
+
+
+Variables
+---------
+
+This role **accepts** the following variables:
+
+Variable                  | Default       | Description
+--------------------------|---------------|------------
+`redis_port`              | 6379          | Local listening port
+`redis_max_memory`        | `2gb`         | Memory usage limit before eviction
+`redis_max_memory_policy` | `allkeys-lru` | Eviction policy
+
+This role **exports** the following variables:
+
+Variable     | Description
+-------------|------------
+`redis_home` | Path to redis data directory
+
+Usage
+-----
+
+Example playbook:
+
+````yaml
+- name: install redis
+  hosts: test1
+  roles:
+    - role: redis
+      vars:
+        redis_port: 6379
+        redis_max_memory: 2g
+````