diff --git a/EdgeManager.php b/EdgeManager.php
index 6b6f593..a173e43 100644
--- a/EdgeManager.php
+++ b/EdgeManager.php
@@ -9,7 +9,7 @@ require_once __DIR__ . '/vendor/autoload.php';
 use EdgeManager\EDataCapture\{ EDataCapture, ENodeConfigure };
 use EdgeManager\EController\{ EConfigure, ECommand };
 
-$options = getopt('h::', ['no_dup_code', 'relay_device_status', 'server_name:', 'port::', 'user:', 'password:', 'help::']);
+$options = getopt('h::', ['no_dup_code', 'relay_device_status', 'server_name:', 'port::', 'user:', 'password:', 'worker_num::', 'help::']);
 
 if (array_key_exists('h', $options) or array_key_exists('help', $options)) {
     print_r(
@@ -21,6 +21,7 @@ if (array_key_exists('h', $options) or array_key_exists('help', $options)) {
         --user          pg实例的用户名
         --port          pg实例的端口号
         --password      pg实例的密码
+        --worker_num    主程序进程数，默认为20个
         -h, --help      显示此帮助信息
 "
     );
@@ -31,7 +32,7 @@ init_db($options['server_name'], $options['port'] ?? 5432, $options['user'], $op
 
 $worker = new Worker('http://0.0.0.0:8888');
 $worker -> name = 'EntryPoint';
-$worker -> count = 20;
+$worker -> count = $options['worker_num'] ?? 20;
 
 $worker -> onWorkerStart = function(Worker $worker) {
     global $options, $dbconn;