diff --git a/src/python/dm/common/processing/plugins/gridftpFileTransferPlugin.py b/src/python/dm/common/processing/plugins/gridftpFileTransferPlugin.py
index 7c6d9a04b4bdf7a24f8f078de466434c97b21185..e8cf725ce7ba67ae37dff218267bc850aa3dbc01 100755
--- a/src/python/dm/common/processing/plugins/gridftpFileTransferPlugin.py
+++ b/src/python/dm/common/processing/plugins/gridftpFileTransferPlugin.py
@@ -47,11 +47,11 @@ class GridftpFileTransferPlugin(FileTransferPlugin):
         # Original data directory may contain host/port
         (scheme, host, port, replacementDirPath) = FtpUtility.parseFtpUrl(dataDirectory)
         ftpUtility = SftpUtility(storageHost)
-        self.logger.debug("STORAGE DIR: %s", storageDirectory)
-        self.logger.debug("STORAGE HOST: %s", storageHost)
+        self.logger.debug("SVDBG STORAGE DIR: %s", storageDirectory)
+        self.logger.debug("SVDBG STORAGE HOST: %s", storageHost)
         storageFilePathsDict = ftpUtility.getFiles(storageDirectory, {}, replacementDirPath)
-        self.logger.debug("STORAGE PATHS: %s", storageFilePathsDict)
-        self.logger.debug("ORIG PATHS: %s", filePathsDict)
+        self.logger.debug("SVDBG STORAGE PATHS: %s", storageFilePathsDict)
+        self.logger.debug("SVDB ORIG PATHS: %s", filePathsDict)
         pluginFilePathsDict = {}
         filePaths = filePathsDict.keys()
         for filePath in filePaths:
@@ -59,10 +59,11 @@ class GridftpFileTransferPlugin(FileTransferPlugin):
             experimentFilePath = os.path.relpath(filePath, dataDirectory)
             storageFilePath = os.path.join(storageDirectory, experimentFilePath)
             storageFilePathDict = storageFilePathsDict.get(storageFilePath)
-            self.logger.debug("SRC: %s", filePathDict)
-            self.logger.debug("DEST: %s", storageFilePathDict)
+            self.logger.debug("SVDBG SRC: %s", filePathDict)
+            self.logger.debug("SVDBG DEST: %s", storageFilePathDict)
 
             if not storageFilePathDict:
+                self.logger.debug("SVDBG STORAGE HAS NO SUCH FILE: %s", filePathDict)
                 # remote directory does not have the file
                 pluginFilePathsDict[filePath] = filePathDict
             else:
@@ -70,12 +71,14 @@ class GridftpFileTransferPlugin(FileTransferPlugin):
                 sfSize = storageFilePathDict.get('fileSize') 
                 # check size
                 if not fSize or not sfSize or fSize != sfSize:
+                    self.logger.debug("SVDBG SIZES DO NOT MATCH: %s", filePathDict)
                     pluginFilePathsDict[filePath] = filePathDict
                 else:
                     # sizes are the same, check modify time
                     mTime = filePathDict.get('fileModificationTime') 
-                    sfTime = storageFilePathDict.get('fileModificationTime') 
-                    if not mTime or not sfTime or mTime > sfTime:
+                    smTime = storageFilePathDict.get('fileModificationTime') 
+                    if not mTime or not smTime or mTime > smTime:
+                        self.logger.debug("SVDBG TIMES DO NOT MATCH: %s", filePathDict)
                         pluginFilePathsDict[filePath] = filePathDict
 
         self.logger.debug('Number of original files: %s, number of plugin files: %s', len(filePathsDict), len(pluginFilePathsDict))