Parameter-based versioning for log-based block devices

Data log-base logical block devices are used to control parameter-based versioning at a block-device level. Memory in the block device stores data log indicating data and corresponding metadata, the metadata indicating a particular historical time. The block device may receive a request, such as a r...

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Bibliographische Detailangaben
Hauptverfasser: Arkharov, Andrey, Ilczuk, Justyna, Sarker, Anik, Bhatia, Sandeep, Korostelev, Sergey, Kadatch, Andrew
Format: Patent
Sprache:eng
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Zusammenfassung:Data log-base logical block devices are used to control parameter-based versioning at a block-device level. Memory in the block device stores data log indicating data and corresponding metadata, the metadata indicating a particular historical time. The block device may receive a request, such as a remote procedure call (RPC), for data from the logical block device, and identify data included in the data log having metadata that matches or satisfies a historical time parameter included in and extracted from the request.