Index: /trunk/src/org/openstreetmap/josm/gui/io/importexport/FileImporter.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/io/importexport/FileImporter.java	(revision 16083)
+++ /trunk/src/org/openstreetmap/josm/gui/io/importexport/FileImporter.java	(revision 16084)
@@ -19,4 +19,5 @@
 import org.openstreetmap.josm.io.ImportCancelException;
 import org.openstreetmap.josm.tools.Logging;
+import org.openstreetmap.josm.tools.Stopwatch;
 import org.openstreetmap.josm.tools.Utils;
 import org.openstreetmap.josm.tools.bugreport.BugReportExceptionHandler;
@@ -92,6 +93,9 @@
     public boolean importDataHandleExceptions(File f, ProgressMonitor progressMonitor) {
         try {
-            Logging.info("Open file: " + f.getAbsolutePath() + " (" + f.length() + " bytes)");
+            final Stopwatch stopwatch = Stopwatch.createStarted();
+            final String message = "Open file: " + f.getAbsolutePath() + " (" + f.length() + " bytes)";
+            Logging.info(message);
             importData(f, progressMonitor);
+            Logging.info(stopwatch.toString(message));
             return true;
         } catch (IllegalDataException | IllegalStateException e) {