do not check file size if MinSizekB is not set

Script/ManagerThread.py

@@ -240,28 +240,28 @@ class ManagerThread(threading.Thread):
                 # end if
 
                 ### Check for minimal file size, if needed
-                try:
-                    filesize = os.path.getsize(filename)
-                except OSError as exc:
-                    if exc.errno == errno.ENOENT:
-                        # The file has been removed by an external cause.
-                        # This is bad but this is not a reason to crash.
-                        self.logger.critical('error getting file size for %s: not present (deleted by external cause)', filename)
-                        continue
-                    else:
-                        raise exc
-
-                if self.MinSizekB and \
-                   filesize/1024.< self.MinSizekB:
-                    self.logger.debug('File %s is too small. Skipping.', filename)
-                    if self.RemoveSmallFiles:
-                        self.logger.debug('File %s is too small. Deleting.', filename)
-                        try:
-                            os.remove(filename)
-                        except OSError, ex:
-                            self.logger.warning('Cannot delete %s. ERROR: %s', filename, ex.__repr__())
+                if self.MinSizekB:
+                    try:
+                        filesize = os.path.getsize(filename)
+                    except OSError as exc:
+                        if exc.errno == errno.ENOENT:
+                            # The file has been removed by an external cause.
+                            # This is bad but this is not a reason to crash.
+                            self.logger.critical('error getting file size for %s: no such file', filename)
+                            continue
+                        else:
+                            raise exc
+
+                    if filesize/1024.< self.MinSizekB:
+                        self.logger.debug('File %s is too small. Skipping.', filename)
+                        if self.RemoveSmallFiles:
+                            self.logger.debug('File %s is too small. Deleting.', filename)
+                            try:
+                                os.remove(filename)
+                            except OSError, ex:
+                                self.logger.warning('Cannot delete %s. ERROR: %s', filename, ex.__repr__())
 
-                    continue
+                        continue
 
 
                 ##### Do not take already listed files #####