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@@ -38,6 +38,14 @@ class DbPool {
         if(!$this->client){
         if(!$this->client){
             $this->connect();
             $this->connect();
         }
         }
+
+        try {
+            // 判断是否链接中
+            $this->client->getAttribute(\PDO::ATTR_SERVER_INFO);
+        }catch (\Throwable $e){
+            $this->connect();
+        }
+
         $this->lastTimer = time();
         $this->lastTimer = time();
         return $this->client;
         return $this->client;
     }
     }