更换数据库后，tempdb需进行以下调整
1、修改自动增长比例，修改为20MB的增长
1 USE [master] 2 GO 3 ALTER DATABASE [tempdb] MODIFY FILE ( NAME = N‘tempdev‘, FILEGROWTH = 20480KB ) 4 GO
参考文档
http://www.cnblogs.com/Athrun/archive/2010/05/12/1733557.html
http://msdn.microsoft.com/zh-cn/library/ms175527.aspx
http://msdn.microsoft.com/zh-cn/library/ms345368.aspx
http://www.cnblogs.com/changbluesky/archive/2010/04/15/1711733.html
http://support.microsoft.com/kb/307487/zh-cn
SQL Server has encountered NN occurrence(s) of I/O requests taking longer than 15 seconds
原文：http://www.cnblogs.com/dreamdale/p/4397720.html