diff --git a/weed-fs/src/cmd/weeds.go b/weed-fs/src/cmd/weeds.go
index 065813ae1..1965daf85 100644
--- a/weed-fs/src/cmd/weeds.go
+++ b/weed-fs/src/cmd/weeds.go
@@ -17,7 +17,7 @@ var (
 	metaFolder = flag.String("mdir", "/tmp", "data directory to store mappings")
 	capacity   = flag.Int("capacity", 100, "maximum number of volumes to hold")
 	mapper     *directory.Mapper
-    IsDebug   = flag.Bool("debug", false, "verbose debug information")
+	IsDebug    = flag.Bool("debug", false, "verbose debug information")
 )
 
 func dirLookupHandler(w http.ResponseWriter, r *http.Request) {
@@ -43,7 +43,9 @@ func dirJoinHandler(w http.ResponseWriter, r *http.Request) {
 	publicUrl := r.FormValue("publicUrl")
 	volumes := new([]storage.VolumeInfo)
 	json.Unmarshal([]byte(r.FormValue("volumes")), volumes)
-	log.Println(s, "volumes", r.FormValue("volumes"))
+	if *IsDebug {
+		log.Println(s, "volumes", r.FormValue("volumes"))
+	}
 	mapper.Add(*directory.NewMachine(s, publicUrl, *volumes))
 }
 func dirStatusHandler(w http.ResponseWriter, r *http.Request) {
diff --git a/weed-fs/src/pkg/directory/volume_mapping.go b/weed-fs/src/pkg/directory/volume_mapping.go
index 2280b8cae..bee1f78dd 100644
--- a/weed-fs/src/pkg/directory/volume_mapping.go
+++ b/weed-fs/src/pkg/directory/volume_mapping.go
@@ -69,6 +69,7 @@ func (m *Mapper) PickForWrite() (string, MachineInfo) {
 func (m *Mapper) NextFileId() uint64 {
 	if m.fileIdCounter <= 0 {
 		m.fileIdCounter = FileIdSaveInterval
+		m.FileIdSequence += FileIdSaveInterval
 		m.saveSequence()
 	}
 	m.fileIdCounter--