diff --git a/HttpServer/Events/OnWorkerExit.php b/HttpServer/Events/OnWorkerExit.php
index a8edb023..bc3a9ca9 100644
--- a/HttpServer/Events/OnWorkerExit.php
+++ b/HttpServer/Events/OnWorkerExit.php
@@ -25,6 +25,9 @@ class OnWorkerExit extends Callback
 	{
 		putenv('state=exit');
 
+		$channel = Snowflake::app()->getChannel();
+		$channel->cleanAll();
+
 		$event = Snowflake::app()->getEvent();
 		$event->trigger(Event::SERVER_WORKER_EXIT);
 		$event->offName(Event::SERVER_WORKER_EXIT);
diff --git a/System/Channel.php b/System/Channel.php
index 92f2dd0e..d7dec52b 100644
--- a/System/Channel.php
+++ b/System/Channel.php
@@ -68,6 +68,19 @@ class Channel extends Component
 	}
 
 
+	/**
+	 *
+	 * 清空缓存
+	 */
+	public function cleanAll()
+	{
+		/** @var CChannel $channel */
+		foreach ($this->_channels as $channel) {
+			$channel->close();
+		}
+		$this->_channels = [];
+	}
+
 	/**
 	 * @param $timeout
 	 * @param Closure $closure