DATA CLASSIFICATION FOR PLACEMENT WITHIN STORAGE DEVICES

    公开(公告)号:US20190095107A1

    公开(公告)日:2019-03-28

    申请号:US15717987

    申请日:2017-09-28

    Abstract: Systems and methods for issuing one or more write requests to a storage device, the system comprising one or more processors configured to generate one or more write requests, each write request comprising a respective data; tag each of the one or more write requests as a respective class from a plurality of classes, wherein the plurality of classes categorize data based on a rate at which it is written to the storage device; and issue the one or more write requests with their respective tags to the storage device, wherein the tag indicates to the storage device to write the first data proximate to data of the respective class within the storage device.

    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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