Data separation by delaying hot block garbage collection

Data separation by delaying hot block garbage collection

Memory systems may include a memory including a plurality of blocks, and a controller suitable for determining a pool of blocks from the plurality of blocks as garbage collection (GC) victim block candidates based on a number of valid pages left in each of the plurality of blocks, and selecting a bl...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Zeng, Lingqi, Hsueh, Yunhsiang, Tang, Xiangyu, Lee, Frederick K. H
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:Memory systems may include a memory including a plurality of blocks, and a controller suitable for determining a pool of blocks from the plurality of blocks as garbage collection (GC) victim block candidates based on a number of valid pages left in each of the plurality of blocks, and selecting a block from the pool of blocks having a minimum number of valid pages as a victim block for garbage collection.