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    • 10. 发明申请
    • TARGET REPLICATION DISTRIBUTION
    • 目标复制分配
    • WO2014209320A1
    • 2014-12-31
    • PCT/US2013/048198
    • 2013-06-27
    • THOMSON LICENSINGIOANNIDIS, EstratiosMASSOULIE, LaurentPICCONI, FabioJIANG, Wenjie
    • IOANNIDIS, EstratiosMASSOULIE, LaurentPICCONI, FabioJIANG, Wenjie
    • H04W28/02
    • H04L67/1008H04L65/4069H04L65/4084H04L65/80H04L67/1097
    • A content distribution network, including: a content server that stores a set of content items; a plurality of gateways for storing and serving content requests to a subset of the content items, the plurality of gateways being grouped into a plurality of classes of gateways; and a plurality of class trackers corresponding to the plurality of classes; wherein each class tracker manages a placement of content items and an assignment of content requests for its class of gateways; wherein the plurality of class trackers exchange congestion signals among themselves; wherein, for each content item, each class tracker determines a fraction of gateways in its class of gateways that store the content item and a rate of content requests that are forwarded to the content server or other class trackers, based on requests for the content item entering its class and the congestion signals received from other class trackers.
    • 一种内容分发网络,包括:存储一组内容项的内容服务器; 多个网关,用于存储和向内容项的子集服务内容请求,所述多个网关被分组成多个类别的网关; 以及对应于所述多个类的多个类跟踪器; 其中每个类跟踪器管理内容项的放置和对其类别的网关的内容请求的分配; 其中所述多个类跟踪器在它们之间交换拥塞信号; 其中,对于每个内容项目,每个类别跟踪器基于对所述内容项目的请求来确定存储所述内容项目的网关类别的网关的一小部分以及被转发到所述内容服务器或其他类别跟踪器的内容请求的速率 进入其类别和从其他类跟踪器收到的拥塞信号。