Best practices for configuring tempdb can vary between major SQL Server versions. That’s why I pre-grow all of the TempDB files ahead of time and get them at exactly the right size. 8. Configure SQL Server memory for best practices. Setting the SQL Server Transaction Log file initial size for the tempdb system database with a proper large amount should be considered from the beginning. Misconfiguration. To better understand how tempdb relates to SQL Server performance, check out the four examples of common performance problems below. Breaking that size up by 8 seems logical; however, often the tempdb file size may be caused that way by a single object or query. 9. – Review the size and autogrow settings Set a right size (you can start with 10GB) and adjust the autogrow settings to a fixed value. In SQL Server 2005, TempDB has taken on some additional responsibilities. More information: overview-of-the-shrink-tempdb-database-in-sql-server. In many cases TempDB has been left to default c This prevent fragmentation on the disk as recommended by Brent Ozar and also I have 20gb free for my log file. Tempdb size resets after a SQL Server service restart. Sounds easy, right? A SQL Server DBA myth a day: (12/30) tempdb should always have one data file per processor core (Look in the Misconceptions blog category for the rest of the month’s posts and check out the 60-page PDF with all the myths and misconceptions After the SQL Server service is restarted, you will see the tempdb size will be reset to the last manually configured size specified in DMV sys.master_files. This second part of a three-part article consolidating a number of best practices for configuring SQL Server tempdb focuses on initial sizing and autogrowth for tempdb. In this case, it would still need that size on whatever file it ends up using when it runs. For example, i have 100gb of free disk space and set the size of my 8 tempdb data files to 10gb each. I have set the size of my tempdb data files to their maximum and disabled autogrowth. This is due to the fact that, restarting the SQL Server instance will drop the tempdb data and log files and create it again with the original predefined initial size and auto-growth amount. When formatting the partition that will be used for SQL Server data files, it is recommended that you use a 64-KB allocation unit size for data, logs, and tempdb. Size the TempDB database appropriately. Keep in mind that if TempDB is not available then SQL Server cannot operate. When using SQL Express, be aware of MS SQL Express limits, such as 10MB as the maximum size for the database. Configuration Best Practices for SQL Server Tempdb–Initial Sizing.By Christian Bolton, Justin Langford, Glenn Berry, Gavin Payne, Rob Farleyon February 12, 2013. Many professionals will find multiple versions in their data centers or cloud providers. Move the TempDB database to seprate set of disks. 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