Database Reference
In-Depth Information
Make sure your network supports the larger packet sizes. Improper
configuration can cause performance problems. DBAs and VMware admins
should work with the Network team to understand the appropriate
configuration based on their input and information provided in Chapter 8 .
Repeat this step for all SQL Server virtual machines.
Creating Multiple tempdb Files
A recommendation Microsoft makes around the tempdb database is to create one data
file per CPU. This is a setting you will want to work with the DBA team on because
some systems may benefit from this setting and other systems will not. In addition, test
for diminishing returns, meaning that after “x” number of additional tempdb data files,
there is no benefit to performance. See Chapter 6 for more information.
Note
More information on the Instant File Initialization setting can be found at
http://technet.microsoft.com/en-us/library/ms175527(v=sql.105).aspx .
On the SQL Server virtual machines, open the SQL Server Management Studio ,
expand Databases , expand System Databases , and click tempdb . Right-click tempdb
and select Properties . Once the Database Properties - tempdb dialog box opens, click
Files (located on the left). Then click Add and enter the proper number of additional
tempdb data files. Figure 11.68 displays the tempdb configuration we used in our lab.
When you are done configuring your tempdb files, click OK to build the files and close
the dialog box.
 
 
 
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