SAS SYSTEM, TRAVERSAL METHOD AND DEVICE THEREOF

    公开(公告)号:EP3200416A4

    公开(公告)日:2017-10-18

    申请号:EP14905714

    申请日:2014-11-11

    Inventor: HU YU WANG NA

    Abstract: Embodiments of the present invention disclose an SAS system, an SAS system traversal method, and an apparatus. The SAS system includes: an SAS controller, a first expansion card, a second expansion card, and a third expansion card, where the first expansion card includes a first port and a second port; the second expansion card and the third expansion card establish a communication connection to the SAS controller by using the first expansion card; the first expansion card establishes a communication connection to the second expansion card through the first port; the first expansion card establishes a communication connection to the third expansion card through the second port; and the second expansion card is connected to the third expansion card. The embodiments of the present invention propose an SAS system, which can improve running reliability of an expansion card in the SAS system.

    DATA PROCESSING METHOD AND DEVICE FOR STORAGE UNIT
    232.
    发明授权
    DATA PROCESSING METHOD AND DEVICE FOR STORAGE UNIT 有权
    存储单元的数据处理方法和装置

    公开(公告)号:EP3054626B1

    公开(公告)日:2017-10-11

    申请号:EP14864210.1

    申请日:2014-05-22

    Inventor: CHEN, Zhongping

    Abstract: Embodiments of the present invention provide a processing data method, a device, and a system for a storage unit, so as to avoid performing repeated data read operations on a storage unit, improve properness of a data processing mechanism of the storage unit, and save a system resource. The method includes: recording, by a first server for at least one storage unit used to store data, information about a storage unit in which a repairable fault occurs but repairing fails; querying, by the first server each time a request for reading data is received, whether the storage unit corresponding to the recorded information about the storage unit stores a part or all of the data; and if yes, returning, to a requesting party that sends the request, a message indicating that reading the data fails; or otherwise, reading the data from a storage unit that stores the data, and feeding back the data to a requesting party that sends the request.

    STORAGE ENCLOSURE WITH INDEPENDENT STORAGE DEVICE DRAWERS
    235.
    发明公开
    STORAGE ENCLOSURE WITH INDEPENDENT STORAGE DEVICE DRAWERS 审中-公开
    与独立存储设备的推式商铺储存容器

    公开(公告)号:EP2948839A1

    公开(公告)日:2015-12-02

    申请号:EP14703508.3

    申请日:2014-01-23

    Abstract: A rackmountable storage enclosure includes a chassis. The chassis includes one or more power supplies and a plurality of drawers, each extendable through a front surface of the chassis. Each drawer of the plurality of drawers provides mounting for one or more storage devices. All storage devices in any drawer of the plurality of drawers are inserted or removed through a common side of the drawer. Any storage device may be inserted or removed from any drawer of the plurality of drawers even if the side surfaces of the chassis are each parallel to and in contact with a wall, each of the walls extending forward at least to a fully extended length of any drawer. Electrical failures in any one drawer are prevented from affecting any other drawer of the plurality of drawers. The one or more power supplies provides DC power to the plurality of drawers.

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