APPARATUS AND METHOD FOR ADJUSTING CACHE ALLOCATED FOR READ LOOK AHEAD

Abstract: 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.

Inventor(s): Byoung Min JIN, Ku Ik KWON, Hyun Jin CHUNG, Gyu Yeul HONG

CPC Classification: G06F12/0806 (Multiuser, multiprocessor or multiprocessing cache systems)

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