SYSTEM ACCESSING SHARED DATA BY A PLURALITY OF APPLICATION SERVERS
    30.
    发明公开
    SYSTEM ACCESSING SHARED DATA BY A PLURALITY OF APPLICATION SERVERS 审中-公开
    系统以获得共同使用的数据由多个应用服务器

    公开(公告)号:EP2352090A4

    公开(公告)日:2015-05-06

    申请号:EP09819051

    申请日:2009-08-13

    Applicant: IBM

    CPC classification number: H04L67/1097 G06F9/52 G06F17/30171 G06F17/30362

    Abstract: Problem To cause a system to operate efficiently regardless of the time of day. Solving Means There is provided a system including multiple application servers for accessing shared data and a centralized control unit for centrally controlling a lock applied to the shared data by each of the application servers. Each of the application servers includes a distributed control unit for controlling a lock applied to the shared data by the application server and a selection unit for selecting any one of distributed mode in which a lock is acquired from the distributed control unit and centralized mode in which a lock is acquired from the centralized control unit.

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