diff --git a/HttpServer/Events/OnShutdown.php b/HttpServer/Events/OnShutdown.php
index 7fe7f809..ecc39f31 100644
--- a/HttpServer/Events/OnShutdown.php
+++ b/HttpServer/Events/OnShutdown.php
@@ -34,6 +34,18 @@ class OnShutdown extends Callback
 	public function onHandler(Server $server)
 	{
 		$this->debug('server shutdown~');
+
+		$workers = glob(storage(null, 'worker') . '/*');
+		foreach ($workers as $worker) {
+			$content = file_get_contents($worker);
+			posix_kill($content, 9);
+		}
+
+		$content = '[error]: ' . date('Y-m-d H:i:s') . PHP_EOL;
+		$content .= print_r(swoole_last_error(), true);
+
+		Snowflake::writeFile(storage('shutdown.log'), $content, FILE_APPEND);
+
 		$this->system_mail('server shutdown~');
 		$event = Snowflake::app()->getEvent();
 		$event->trigger(Event::SERVER_SHUTDOWN);