Multipathing I/O on Windows Server 2008
How to install and configure Multipathing I/O on a computer running Windows Server 2008
To install Multipath I/O
- Open Server Manager.To open Server Manager, click Start, point to Administrative Tools, and then click Server Manager.
- In the Features area, click Add Features.
- On the Select Features page of the Add Features Wizard, select Multipath I/O, and then click Next.
- On the Confirm Installation Selections page, click Install.
- When installation has completed, click Close.
To install Multipath I/O on a computer by using the Server Manager command line, complete the following steps.
To install Multipath I/O by using a command line
- Open a Command Prompt window with elevated privileges.Right-click the Command Prompt object on the Start menu, and then click Run as administrator.
- Type the following, and press ENTER. ServerManagerCmd.exe -install Multipath-IO
- When installation has completed, you can verify that Multipath I/O has installed by entering the following command and reviewing the query results in the command window. Multipath I/O should show in the list of installed packages. ServerManagerCmd.exe -query
Removing Multipath I/O
To remove Multipath I/O, complete the following steps.
To remove Multipath I/O
- Open Server Manager.To open Server Manager, click Start, point to Administrative Tools, and then click Server Manager.
- In the Features area, click Remove Features.
- On the Select Features page of the Add Features Wizard, select Multipath I/O, and then click Next.
- On the Confirm Installation Selections page, click Install.
- When installation has completed, click Close.
To remove Multipath I/O by using the Server Manager command line, complete the following steps.
To remove Multipath I/O by using a command line
- Open a Command Prompt window with elevated privileges.Right-click the Command Prompt object on the Start menu, and then click Run as administrator.
- Type the following, and press ENTER. ServerManagerCmd.exe -remove Multipath-IO
- When removal has completed, you can verify that Multipath I/O was removed by entering the following command and reviewing the query results in the command window. Multipath I/O should not be in the list of installed packages. ServerManagerCmd.exe -query
To claim an iSCSI-attached device for use with MPIO
Open the MPIO control panel, and then click the Discover Multi-Paths tab.
- Select the Add support for iSCSI devices check box, and then click Add. When prompted to restart the computer, click Yes.
- When the computer restarts, the MPIO Devices tab lists the additional hardware ID “MSFT2005iSCSIBusType_0x9.” When this hardware ID is listed, all iSCSI bus attached devices will be claimed by the Microsoft DSM.