Grown bad block management in a memory sub-system

A replacement block pool for a memory device is established. The replacement block pool comprises one or more valid blocks from a set of valid blocks in the memory device determined based on a constraint defining a minimum number of valid blocks for the memory device. A grown bad block is detected i...

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Bibliographische Detailangaben
Hauptverfasser: Yeung, Chun Sum, Luo, Xiangang, Liu, Tao
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A replacement block pool for a memory device is established. The replacement block pool comprises one or more valid blocks from a set of valid blocks in the memory device determined based on a constraint defining a minimum number of valid blocks for the memory device. A grown bad block is detected in the memory device. The grown bad block is replaced with a replacement block from the replacement block pool in response to detecting the grown bad block.