diff --git a/controllers/Cars.php b/controllers/Cars.php
index 5fed988..7c4f9a6 100644
--- a/controllers/Cars.php
+++ b/controllers/Cars.php
@@ -87,7 +87,7 @@ class Cars extends CI_Controller
 
 		// 共用記憶體 
         $this->vars['mcache'] = new Memcache;
-		$this->vars['mcache']->pconnect(MEMCACHE_HOST, MEMCACHE_PORT) or die ('Could not connect memcache');   
+		$this->vars['mcache']->pconnect(MEMCACHE_HOST, MEMCACHE_PORT); // or die ('Could not connect memcache');   
 		
 		/*
 		// mqtt subscribe
diff --git a/controllers/Pks.php b/controllers/Pks.php
index 9e47e71..a6c2cf0 100644
--- a/controllers/Pks.php
+++ b/controllers/Pks.php
@@ -85,6 +85,10 @@ class Pks extends CI_Controller
 		$this->load->model('pks_model'); 
         $this->pks_model->init($this->vars);
 		
+		// 共用記憶體 
+        $this->vars['mcache'] = new Memcache;
+		$this->vars['mcache']->pconnect(MEMCACHE_HOST, MEMCACHE_PORT); // or die ('Could not connect memcache');   
+		
 		// 資料介接模組
 		$this->load->model('sync_data_model'); 
 		$this->sync_data_model->init($this->vars);