comment      (sentence)           optionally add a comment to this setting
```

or environment variables

```
KEY:
notify_redis[:name]  publish bucket notifications to Redis datastores

ARGS:
MINIO_NOTIFY_REDIS_ENABLE*      (on|off)             enable notify_redis target, default is 'off'
MINIO_NOTIFY_REDIS_KEY*         (string)             Redis key to store/update events, key is auto-created