Index: cloud-init/cloudinit/util.py
===================================================================
--- cloud-init.orig/cloudinit/util.py
+++ cloud-init/cloudinit/util.py
@@ -145,7 +145,8 @@ def getkeybyid(keyid,keyserver):
 
 def runparts(dirp, skip_no_exist=True):
     if skip_no_exist and not os.path.isdir(dirp): return
-        
+    if os.path.isdir(dirp) and os.listdir(dirp) == []: return
+
     cmd = [ 'run-parts', '--regex', '.*', dirp ]
     sp = subprocess.Popen(cmd)
     sp.communicate()