diff --git a/docker/README.md b/docker/README.md
index 571cdcf14..31d88a3de 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -1,8 +1,21 @@
 # Docker
 
-## Development
+
+## Try it out
+
+```bash
+
+wget https://github.com/chrislusf/seaweedfs/blob/master/docker/docker-compose.yml
+
+docker-compose -f docker-compose.yml up
 
 ```
+
+## Development
+
+```bash
+cd $GOPATH/src/github.com/chrislusf/seaweedfs/docker
+
 docker build - < Dockerfile.go_build
 
 docker-compose -f docker-compose.yml up
diff --git a/docker/entrypoint.sh b/docker/entrypoint.sh
index 6310e3337..7a2b60623 100755
--- a/docker/entrypoint.sh
+++ b/docker/entrypoint.sh
@@ -29,7 +29,8 @@ case "$1" in
   	;;
 
   'filer')
-  	ARGS="-ip `hostname -i`"
+  	exec mkdir /data/filerdb
+  	ARGS="-ip `hostname -i` "
   	if [ -n "$MASTER_PORT_9333_TCP_ADDR" ] ; then
 		ARGS="$ARGS -master=$MASTER_PORT_9333_TCP_ADDR:$MASTER_PORT_9333_TCP_PORT"
 	fi
diff --git a/docker/filer.toml b/docker/filer.toml
index 35db3d012..5bf809cd8 100644
--- a/docker/filer.toml
+++ b/docker/filer.toml
@@ -1,3 +1,3 @@
 [leveldb]
 enabled = true
-dir = "."
+dir = "/data/filerdb"