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2. Virtual Storage Access Method - Wikipedia

   en.wikipedia.org/wiki/Virtual_storage_access_method

   Virtual Storage Access Method. Virtual Storage Access Method ( VSAM) [1] is an IBM direct-access storage device (DASD) file storage access method, first used in the OS/VS1, OS/VS2 Release 1 (SVS) and Release 2 (MVS) operating systems, later used throughout the Multiple Virtual Storage (MVS) architecture and now in z/OS.

3. Storage area network - Wikipedia

   en.wikipedia.org/wiki/Storage_area_network

   Layer 0. Physical. A storage area network ( SAN) or storage network is a computer network which provides access to consolidated, block-level data storage. SANs are primarily used to access data storage devices, such as disk arrays and tape libraries from servers so that the devices appear to the operating system as direct-attached storage.

4. File system - Wikipedia

   en.wikipedia.org/wiki/File_system

   Input/output. v. t. e. In computing, a file system or filesystem (often abbreviated to FS or fs) governs file organization and access. A local file system is a capability of an operating system that services the applications running on the same computer.

5. IBM Tivoli Storage Manager - Wikipedia

   en.wikipedia.org/wiki/IBM_Tivoli_Storage_Manager

   IBM Storage Protect (formerly IBM Spectrum Protect, Tivoli Storage Manager ( TSM )) is a data protection platform that gives enterprises a single point of control and administration for backup and recovery. It is the flagship product in the IBM Spectrum Protect (Tivoli Storage Manager) family. It enables backups and recovery for virtual ...

6. VM-aware storage - Wikipedia

   en.wikipedia.org/wiki/VM-Aware_Storage

   In contrast, VM-aware storage is designed around VMs. As a result, any storage-management operations can be performed at the granularity of VMs and storage can be managed as an integral part of managing VMs in a virtual infrastructure. See also. Virtual machine; Hypervisor; Software-defined networking (SDN) Direct-attached storage (DAS)

7. Virtual memory - Wikipedia

   en.wikipedia.org/wiki/Virtual_memory

   Virtual memory combines active RAM and inactive memory on DASD to form a large range of contiguous addresses.. In computing, virtual memory, or virtual storage, is a memory management technique that provides an "idealized abstraction of the storage resources that are actually available on a given machine" which "creates the illusion to users of a very large (main) memory".