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Research on Distributed Middleware and its Adaptive Message Push Mechanism which Supports K12 Education
Author(s): 
Pages: 85-90
Year: Issue:  6
Journal: Journal of Shaoguan University

Keyword:  K12教育课堂互动辅助教学分布式中间件自适应消息推送机制;
Abstract: K12教育环境中课堂教育几乎在同一时刻进行,大多数课堂互动系统难以承受瞬时并发压力,同时受限于有限的硬件资源,该类系统通常局限于局域网环境针对这个问题,设计了一种分布式的数据采集、消息推送中间件,该中间件能有效降低服务器压力,具备良好的扩展性.同时,对消息推送中TCP长连接机制进行了优化,提出了一种动态心跳频率策略DHFS,该策略能根据移动设备网络状态动态调整心跳频率.相比固定心跳频率策略,它能有效节省移动设备的电量和流量.通过实验验证了中间件和DHFS的有效性.
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