Managing caches in storage systems

A method is used in managing caches in storage systems. A set of block entries is reserved in a reserved block entries list of a storage system. The reserved block entries list is associated with a cache of the storage system configured to store data of the storage system. A portion of a memory of t...

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Bibliographische Detailangaben
Hauptverfasser: Gillono John F, Pawar Sitaram, Armangau Philippe, Seibel Christopher
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method is used in managing caches in storage systems. A set of block entries is reserved in a reserved block entries list of a storage system. The reserved block entries list is associated with a cache of the storage system configured to store data of the storage system. A portion of a memory of the storage system is reserved as the cache. Based on a criterion, a determination is made whether a cache entry is available for use in the cache of the storage system. Based on the determination, a block entry is selected for use from the reserved block entries list.