In Pictures: Windows Server 8 - Ten features manag...
ReFS (Resilient File System)
The new Resilient File System, or ReFS, replaces the venerable NTFS that most admins are familiar with. ReFS maintains backward compatibility with NTFS for features such as BitLocker data encryption and access control lists, but it includes a wide variety of new technologies designed to ensure that data integrity is maintained, and to prevent file corruption even in the event of a sudden loss of power.
In Pictures: Windows Server 8 - Ten features managers will love