NAND-BASED STORAGE DEVICE WITH PARTITIONED NONVOLATILE WRITE BUFFER

    公开(公告)号:US20190042146A1

    公开(公告)日:2019-02-07

    申请号:US16054983

    申请日:2018-08-03

    Abstract: A storage system includes a NAND storage media and a nonvolatile storage media as a write buffer for the NAND storage media. The write buffer is partitioned, where the partitions are to buffer write data based on a classification of a received write request. Write requests are placed in the write buffer partition with other write requests of the same classification. The partitions have a size at least equal to the size of an erase unit of the NAND storage media. The write buffer flushes a partition once it has an amount of write data equal to the size of the erase unit.

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