diff --git a/performance_measurement/measure_runner.py b/performance_measurement/measure_runner.py
index 0d4782739..91f5b3e7d 100644
--- a/performance_measurement/measure_runner.py
+++ b/performance_measurement/measure_runner.py
@@ -883,6 +883,7 @@ def watch_system_events(event_stream, queue: Queue):
         '''
         for object in event_stream:
             try:
+                logging.info(json.dumps(object, indent=4, cls=ActoEncoder))
                 ts = time.time()
                 queue.put((object, ts))
             except (ValueError, AssertionError):