diff --git a/src/main/java/no/rutebanken/anshar/data/SiriRepository.java b/src/main/java/no/rutebanken/anshar/data/SiriRepository.java
index 8d0d27285..bea32cc0a 100644
--- a/src/main/java/no/rutebanken/anshar/data/SiriRepository.java
+++ b/src/main/java/no/rutebanken/anshar/data/SiriRepository.java
@@ -100,6 +100,15 @@ protected void enableCache(IMap<SiriObjectStorageKey, T> map) {
 
     protected void enableCache(IMap<SiriObjectStorageKey, T> map, java.util.function.Predicate<T> includeInCachePredicate) {
 
+        // Looping through all keys to sync metadata before startup
+        int sizeBefore = map.localKeySet().size();
+        int counter = 0;
+        for (SiriObjectStorageKey key : map.keySet()) {
+            counter++;
+        }
+        int sizeAfter = map.localKeySet().size();
+        logger.info("Instance started with {} keys (localKeySet.size: before {}, after {})", counter, sizeBefore, sizeAfter);
+
         // Entry added - new data
         map.addEntryListener((EntryAddedListener<SiriObjectStorageKey, T>) entryEvent -> {