APPARATUS AND METHOD FOR ADJUSTING CACHE ALLOCATED FOR READ LOOK AHEAD

APPARATUS AND METHOD FOR ADJUSTING CACHE ALLOCATED FOR READ LOOK AHEAD

A controller includes at least one register configured to store a doorbell regarding a submission queue storing at least one request generated by a host, a first cache configured to store data corresponding to a first result of an operation performed in response to the at least one request, a second...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: CHUNG, Hyun Jin, JIN, Byoung Min, KWON, Ku Ik, HONG, Gyu Yeul
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:A controller includes at least one register configured to store a doorbell regarding a submission queue storing at least one request generated by a host, a first cache configured to store data corresponding to a first result of an operation performed in response to the at least one request, a second cache configured to store data corresponding to a second result of an operation performed in response to a read look ahead (RLA) request generated based on the at least one request, and a cache size manager configured to adjust a size of the second cache based on an update cycle of the doorbell and a change of a number of the at least one request corresponding to the doorbell.