The following are the system requirements for installing a Virtual Machine Manager (VMM) 2008 R2 library server on a dedicated computer. If your computer has less than the minimum requirements, you cannot install this component.

Hardware Requirements

The minimum and recommended hardware requirements for a VMM library server vary depending on a number of factors, including but not limited to, the quantity and size of the following files that will be stored on the library server:

  • Virtual machine templates

  • Virtual hard disks

  • Virtual floppy disks

  • ISO images

  • Scripts

  • Hardware profiles

  • Guest operating system profiles

  • Stored virtual machines

Hardware component Minimum Recommended


Pentium 4, 2.8 GHz

Dual-Core 64-bit, 3.2 GHz or greater


2 GB

2 GB

Hard disk space

Varies based on the number and size of files stored

Varies based on the number and size of files stored

Software Requirements

The following software must be installed prior to adding a VMM library server.

Software requirement Notes

A supported operating system for the VMM library server

For more information, see Supported Operating Systems for VMM Components.

Windows Remote Management (WinRM)

  • For Microsoft Windows Server 2008, this software is included and the WinRM service is set to start automatically. If the WinRM service is stopped, the Setup Wizard starts the service.

  • For Microsoft Windows Server 2003 Service Pack 2 or Windows Server 2003 R2, you must install this software from the following site: WS-Management v1.1 (

For Microsoft Windows Server 2003 R2, if you have previously enabled WinRM by using the Management and Monitoring Tools components group in Add/Remove Windows Components, it will not work with VMM. You must disable WinRM and then install the version of this software indicated here, which overwrites your existing version.

See Also

For the most up-to-date Setup information, go to Virtual Machine Manager 2008 Deployment. To find additional Virtual Machine Manager 2008 documentation, go to the Virtual Machine Manager 2008 TechCenter Library.