log tweaks

disk-storage.go

@@ -25,10 +25,11 @@ func NewDiskStorage(stateFile string) (*DiskStorage, error) {
 }
 
 func saveMessages(messages []StorableMessage, id CartId) error {
-	log.Printf("%d messages to save for %s", len(messages), id)
+
 	if len(messages) == 0 {
 		return nil
 	}
+	log.Printf("%d messages to save for grain id %s", len(messages), id)
 	var file *os.File
 	var err error
 	path := getCartPath(id.String())