diff --git a/System/Crontab/Producer.php b/System/Crontab/Producer.php
index 46ccb56a..6cc60a03 100644
--- a/System/Crontab/Producer.php
+++ b/System/Crontab/Producer.php
@@ -39,6 +39,9 @@ class Producer extends Component
 
 		$result = $redis->zAdd(self::CRONTAB_KEY, $tickTime, $name);
 		if ($result) {
+
+			var_dump($crontab);
+
 			$redis->set('crontab:' . $name, swoole_serialize($crontab));
 		}
 	}