diff --git a/asterixdb/asterix-active/src/main/java/org/apache/asterix/active/message/ActivePartitionMessage.java b/asterixdb/asterix-active/src/main/java/org/apache/asterix/active/message/ActivePartitionMessage.java
index 6041ab5..39b905f 100644
--- a/asterixdb/asterix-active/src/main/java/org/apache/asterix/active/message/ActivePartitionMessage.java
+++ b/asterixdb/asterix-active/src/main/java/org/apache/asterix/active/message/ActivePartitionMessage.java
@@ -72,7 +72,7 @@
 
     @Override
     public String toString() {
-        return ActivePartitionMessage.class.getSimpleName() + '-' + event;
+        return activeRuntimeId + ":" + ActivePartitionMessage.class.getSimpleName() + '-' + event;
     }
 
     @Override