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Encyclopedia > Virtual Tape Library

Virtual Tape Library (VTL) is a data storage virtualization technology used typically for archival storage purposes. In generic terms, a VTL presents a storage component (such as disk) as tapes available for use with tape drive and media changer emulations. To meet Wikipedias quality standards, this article or section may require cleanup. ... In computing, virtualization is the process of presenting a logical grouping or subset of computing resources so that they can be accessed in ways that give benefits over the original configuration. ... For other uses of the word Archive, see Archive (disambiguation) Archives refers to a collection of records, and also refers to the location in which these records are kept. ... DDS tape drive. ... A tape silo being loaded. ... An emulator reproducing a console games playable atmosphere on a Windows computer. ...

Virtualizing the storage as tape hardware allows integration of VTLs with existing archiving policies and backup software while taking advantage of the benefits of storage virtualization. The benefits of tape virtualization include storage consolidation and faster data restore processes. Backup software is software designed to backup data for the purpose of having a second copy of an original source in case of damage to the original data source. ...

Most current VTL solutions use ATA or SATA disk arrays as the primary storage component due to their relatively low cost. By backing up data to disks instead of tapes, VTL often increase performance of both backup and recovery operations. In some cases, the data stored on the VTL's disk array is exported to other media, such as tapes, for disaster recovery purposes. ATA stands for: Advanced Technology Attachment: computer disk drive interface standard Air Transport Association of America Air Transport Auxiliary of Royal Air Force Atlantic Treaty Association Alberta Teachers Association: the public teachers union for the province of Alberta, Canada Allegheny Trail Alliance: a group of seven rails to trails... A SATA power connector. ... A disk array is an enterprise storage system which contains multiple disk drives. ... A disk array is an enterprise storage system which contains multiple disk drives. ...



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