docker filer default to /data/filerdb

docker/README.md

@@ -1,8 +1,21 @@
 # Docker
 
+
+## 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