1、问题：SqlServer2012自增主键插入几条数据，然后重启服务，然后再插入几条数据，发现重启后插入的记录ID出现跳跃。

2、解决方案：

Open SQLServer configuration manager from your server. Select SQL Server 2012 instance there right client and select Properties menu. You will find a tabbed dialog window. You select start up parameters tab from there and register -t272. Then restart SQL Server 2012 instance again and see the difference:

 

参考：http://www.codeproject.com/Tips/668042/SQL-Server-2012-Auto-Identity-column-Value-Jump-Is