diff --git a/Kafka/Producer.php b/Kafka/Producer.php
index b9cd8229..8380cf8e 100644
--- a/Kafka/Producer.php
+++ b/Kafka/Producer.php
@@ -119,6 +119,7 @@ class Producer extends Component
 	 */
 	public function onFlush($rk, $timeout)
 	{
+		var_dump($rk, $timeout);
 		$this->debug(Event::EVENT_AFTER_REQUEST);
 		$rk->flush($timeout);
 	}