Index: jackrabbit-jcr-commons/src/main/java/org/apache/jackrabbit/commons/observation/ListenerTracker.java
===================================================================
--- jackrabbit-jcr-commons/src/main/java/org/apache/jackrabbit/commons/observation/ListenerTracker.java	(revision 1752435)
+++ jackrabbit-jcr-commons/src/main/java/org/apache/jackrabbit/commons/observation/ListenerTracker.java	(working copy)
@@ -190,7 +190,6 @@
                         public boolean hasNext() {
                             recordTime(eventConsumerTime);
                             boolean result = super.hasNext();
-                            t0 = nanoTime();
                             recordTime(eventProducerTime);
                             return result;
                         }