HYBRID STORAGE DEVICE PARTITIONS WITH STORAGE TIERS

    公开(公告)号:US20190286355A1

    公开(公告)日:2019-09-19

    申请号:US15920264

    申请日:2018-03-13

    Abstract: A hybrid storage device includes a first storage medium configured to store data at a first speed and a second storage medium configured to store data at a second speed. The first storage medium may be a NAND flash storage medium, and the second storage medium may be disc storage medium. Partitions of the first storage medium are associated with partitions of the second storage medium to form at least two storage tiers. Each of the storage tiers may include different NAND partition capacities. The storage device further includes a peer to peer communication channel between the first storage medium and the second storage medium for moving data between a NAND partition and HDD partition. The storage device is accessible via a dual port SAS or PCIe interface.

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