diff --git a/HttpServer/Action.php b/HttpServer/Action.php
index 622db125..1cb6d3b8 100644
--- a/HttpServer/Action.php
+++ b/HttpServer/Action.php
@@ -12,6 +12,7 @@ use Snowflake\Abstracts\Input;
 use Snowflake\Exception\ComponentException;
 use Snowflake\Exception\ConfigException;
 use Snowflake\Snowflake;
+use Swoole\Coroutine;
 use Swoole\WebSocket\Server;
 
 /**
@@ -55,9 +56,9 @@ trait Action
 			return;
 		}
 		$content = file_get_contents($pid_file);
-		exec("ps -ef $content | grep $content", $output);
+		Coroutine\System::exec("ps -ef $content | grep $content", $output);
 		if (!empty($output)) {
-			exec("kill -15 $content");
+			Coroutine\System::exec("kill -15 $content");
 		}
 		$this->close($server);
 	}
@@ -107,7 +108,7 @@ trait Action
 		}
 		foreach ($files as $file) {
 			$content = file_get_contents($file->getRealPath());
-			exec("ps -ax | awk '{ print $1 }' | grep -e '^{$content}$'", $output);
+			Coroutine\System::exec("ps -ax | awk '{ print $1 }' | grep -e '^{$content}$'", $output);
 			if (count($output) > 0) {
 				$this->closeByPid($content);
 			} else {
@@ -137,9 +138,9 @@ trait Action
 			return false;
 		}
 		if (Snowflake::isLinux()) {
-			exec('netstat -tunlp | grep ' . $port, $output);
+			Coroutine\System::exec('netstat -tunlp | grep ' . $port, $output);
 		} else {
-			exec('lsof -i :' . $port . ' | grep -i "LISTEN"', $output);
+			Coroutine\System::exec('lsof -i :' . $port . ' | grep -i "LISTEN"', $output);
 		}
 		if (empty($output)) {
 			return false;
@@ -153,7 +154,7 @@ trait Action
 	 */
 	private function closeByPid($pid)
 	{
-		exec("ps -ef | grep $pid | grep -v grep | grep -v kill
+		Coroutine\System::exec("ps -ef | grep $pid | grep -v grep | grep -v kill
 if [ $? -eq 0 ];then
 	kill -9 `ps -ef | grep $pid  | grep -v grep | grep -v kill | awk '{print $2}'`
 else
diff --git a/HttpServer/Server.php b/HttpServer/Server.php
index 44266cc2..e819243e 100644
--- a/HttpServer/Server.php
+++ b/HttpServer/Server.php
@@ -3,7 +3,6 @@
 
 namespace HttpServer;
 
-use Annotation\IAnnotation;
 use HttpServer\Abstracts\HttpService;
 use HttpServer\Events\OnClose;
 use HttpServer\Events\OnConnect;
@@ -23,12 +22,9 @@ use Snowflake\Exception\ComponentException;
 use Snowflake\Exception\ConfigException;
 use Snowflake\Exception\NotFindClassException;
 use Snowflake\Process\Biomonitoring;
-use Snowflake\Process\ServerInotify;
 use Snowflake\Snowflake;
 use Swoole\Coroutine;
-use Swoole\Process;
 use Swoole\Runtime;
-use co;
 
 
 defined('PID_PATH') or define('PID_PATH', APP_PATH . 'storage/server.pid');
@@ -184,9 +180,9 @@ class Server extends HttpService
 		}
 		foreach ($port as $value) {
 			if (Snowflake::isLinux()) {
-				exec('netstat -tunlp | grep ' . $value['port'], $output);
+				Coroutine\System::exec('netstat -tunlp | grep ' . $value['port'], $output);
 			} else {
-				exec('lsof -i :' . $value['port'] . ' | grep -i "LISTEN"', $output);
+				Coroutine\System::exec('lsof -i :' . $value['port'] . ' | grep -i "LISTEN"', $output);
 			}
 			if (!empty($output)) {
 				return true;