Dell Acceleration Appliances for Databases - Manual (Page 40)

Configuring Multipathing on Windows
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INSTALLING MULTIPATH ON WINDOWS
When MPIO is installed, the Microsoft device-specific module (DSM) and the MPIO Control Panel are
also installed.
For additional information on Windows MPIO settings, refer to
http://blogs.msdn.com/b/san/archive/2011/12/02/updated-guidance-on-microsoft-mpio-settings.aspx
In Windows 2008 R2 SP2, disk I/O operations may fail even when valid failover paths exist. To
resolve this problem, apply the Microsoft hotfix available at
http://support.microsoft.com/kb/2752538/en-us
Installing Multipath on Windows Server 2008
To install MPIO on a server running Windows Server 2008 R2,
1. Open Server Manager (Start > Administrative Tools > Server Manager).
2. In the Server Manager tree, click Features.
3. In the Features area, click Add Features.
4. In the Add Features Wizard, on the Select Features page, select the Multipath I/O check box,
and then click Next.
5. On the Confirm Installation Selections page, click Install.
6. When the installation finishes, on the Installation Results page, click Close.
7. When prompted to restart the computer, click Yes. After restarting, the computer finalizes
the MPIO installation.
8. Click Close.
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