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Optimizing and Troubleshooting: Hyper-V Storage by Mitch Tulloch

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Chapter 9. Cluster Shared Volumes

Cluster shared volumes (CSV) is a feature of Failover Clustering that simplifies the configuration and management of clustered virtual machines running on Hyper-V hosts. CSV works by allowing multiple clustered virtual machines to use the same logical unit number (LUN) or disk while still being able to fail over independently of one another.

Windows Server 2012 delivers new capabilities for CSV including:

  • CSV support for a scale or file server

  • Improved Backup/Restore

  • Multi-IP Subnet support

  • Support for BitLocker encryption

  • Direct I/O for more scenarios

  • Block Level I/O redirection

  • Support for memory mapped files

Using CSV with clustered virtual machines running on Hyper-V hosts is a big topic, so this section deals with ...

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