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  • Akamai CDN

    Akamai CDN中的几个重要组件
    mapping system 调度系统(映射client到edge cluster,进而到edge server)
    edge server platform 边缘服务器系统
    transport system 分层(tired)回源系统
    communications and control system 通信与控制系统(收集状态信息,下发控制消息,配置更新等等)
    data collection and analysis system 数据收集和分析系统(server log,client log, network and server information),又名Query系统
    management portal 管理portal(配置更新,业务指标展示)
    辅助系统和服务
    DNS
    Monitoring Agents
    Global Traffic Manager
    Storage
    Client Slide Delivery (p2p)
    下面对各分系统做进一步说明:
    mapping system:
    scoring part, collecting and processing historic and real-time data---including
    real-time mapping part, two main steps:
    map to cluster
    map to server
     
    Edge Server Platform(metadata configuration)
    origin server location
    cache control
    cache indexing
    Access control
    Response to origin server failure
    Header alteration
    EdgeComputing
    Performance optimization
     
    Communications and Control System包括:
    real-time distribution of status and control information
    point-to-point RPC and Web Services
    Dynamic configuration updates
    key management infrastructure
    software and machine configuration management
     
    Data Collection and Analysis System包括:
    Log collection
    Real-time data collection and monitering
    Analytics and Reporting
     
    参考文献
    [1].the-akamai-network-a-platform-for-high-performance-internet-applications-technical-publication.pdf
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  • 原文地址:https://www.cnblogs.com/Dev0ps/p/8045828.html
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