摘要: 针对云计算环境面临的暴发式任务请求对系统性能带来的影响,提出了一种资源部署模型BWA来应对上述问题。首先由模型的负载监听模块负责监测云计算系统任务请求的变化量,实时判断暴发式任务请求的始末。然后通过引入新的资源部署策略,来避免局部热点的产生,加快系统的响应速度。最后利用跟踪预测算法预置计算节点来进一步加快云计算系统为用户提供服务的速率。通过CloudSim对资源部署模型进行了实验仿真,结果证明,该模型可有效优化系统响应速度。
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