Just-in-time continuous segment cleaning

Just-in-time segment cleaning obtains the location of blocks of a storage system predicted to be targeted by a future write operation and cleans the blocks targeted for the future write operation prior to the occurrence of the future write operation. In one aspect, just-in-time segment cleaning is p...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: FAITH RICKARD E, VANNINEN MATTI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Just-in-time segment cleaning obtains the location of blocks of a storage system predicted to be targeted by a future write operation and cleans the blocks targeted for the future write operation prior to the occurrence of the future write operation. In one aspect, just-in-time segment cleaning is performed in proportion to previous user-initiated write operations. In another aspect, just-in-time segment cleaning applies a cost analysis determination to minimize the work of cleaning.