Mirroring a cache having a modified cache state

Mirroring a cache having a modified cache state

In one aspect a method includes determining, by a controller of a memory system, that a cache line of one of a plurality of levels of cache in the memory system has been modified. An aspect also includes copying the modified cache line to an auxiliary storage element, and setting a flag in a cache d...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Dell, Timothy J, Kamaraju, Sairam, Sethuraman, Saravanan, Janardhan, Shwetha
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:In one aspect a method includes determining, by a controller of a memory system, that a cache line of one of a plurality of levels of cache in the memory system has been modified. An aspect also includes copying the modified cache line to an auxiliary storage element, and setting a flag in a cache directory for the modified cache line to indicate a cache state of mirrored modified.