METHOD FOR WRITING PAGE DATA TO THE CACHE Russian patent published in 2021 - IPC G06F12/877 G06F13/10 

Abstract RU 2750132 C1

FIELD: computer technologies.

SUBSTANCE: the invention relates to computer technology. The technical result is better performance of the computer by quickly accessing frequently used data. The method for writing page data to the cache memory of a solid-state drive (SSD) contains steps in which the SSD controller is provided with cache memory for storing P pages in S sectors, for each sector sent for storage in the SSD, a logical sector address (LSA) and the address of the internal memory block (BSA) where the sector data is stored, if the cache memory is not filled, then when adding a new page, the BSA sector of page (P-1) is taken, cache and the data of this added page is written to the cache memory at the addresses of the BSA, the (P-1) page index cache is reset to zero, and the indexes of the cache elements with the previous indexes from 0 to P-2 are increased by one, if the cache memory is full, then when a new page is added, storage of the LSA sectors of page (P-1) is stopped and new data is written to this place, while when updated sector data contained in the cache memory of the controller is received, they are overwritten only in the cache memory of the controller.

EFFECT: technical result is better performance of the computer by quickly accessing frequently used data.

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RU 2 750 132 C1

Authors

Kravtsov Aleksei Iurevich

Dates

2021-06-22Published

2020-12-17Filed