FILE SYSTEM SUPPORT FOR FILE-LEVEL GHOSTING

FILE SYSTEM SUPPORT FOR FILE-LEVEL GHOSTING

File system-awareness of ghosting performed by one or more tiering engines allows a file system to receive and store metadata indicating an identifier of the tiering engine ghosting the file extents and a storage location of the ghosted file extents for later use by the tiering engine. The file syst...

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Bibliographische Detailangaben
Hauptverfasser: JOLLY, Tom, DAS, Raj, KALACH, Ran, AGGARWAL, Arushi, XIE, Ping
Format: Patent
Sprache:eng ; fre ; ger
Online-Zugang:Volltext bestellen
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Zusammenfassung:File system-awareness of ghosting performed by one or more tiering engines allows a file system to receive and store metadata indicating an identifier of the tiering engine ghosting the file extents and a storage location of the ghosted file extents for later use by the tiering engine. The file system is able to receive and process requests to read and write to a file having ghosted extents.