首页> 外文会议>9th ACM/IEEE international conference on information processing in sensor networks 2010 >Run Time Assurance of Application-Level Requirements in Wireless Sensor Networks
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Run Time Assurance of Application-Level Requirements in Wireless Sensor Networks

机译:无线传感器网络中应用程序级别要求的运行时保证

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摘要

Continuous and reliable operation of WSNs is notoriously difficult to guarantee due to hardware degradation and environmental changes. In this paper, we propose and demonstrate a methodology for run-time assurance (RTA), in which we validate at run time that a WSN will function correctly, despite any changes to the operating conditions since it was originally designed and deployed. We use program analysis and compiler techniques to facilitate automated testing of a WSN at run time. As a proof of concept, we implemented a framework for designing and automatically testing WSN applications. We evaluate our implementation on a network of 21 TelosB nodes, and compare performance with an existing network health monitoring solution. Our results indicate that in addition to providing the application-level verification function, RTA misses 75% fewer system failures, produces 70% fewer maintenance dispatches, and incurs 33% less messaging overhead than network health monitoring.
机译:众所周知,由于硬件性能下降和环境变化,WSN的连续可靠运行很难保证。在本文中,我们提出并演示了一种运行时保证(RTA)方法,在该方法中,我们验证了WSN能否正常运行,尽管自最初设计和部署以来,运行条件​​没有任何变化。我们使用程序分析和编译器技术来促进在运行时对WSN进行自动化测试。作为概念验证,我们实现了一个用于设计和自动测试WSN应用程序的框架。我们评估由21个TelosB节点组成的网络上的实施情况,并将性能与现有的网络运行状况监视解决方案进行比较。我们的结果表明,除了提供应用程序级验证功能之外,与网络健康状况监视相比,RTA减少了75%的系统故障,减少了70%的维护调度,并减少了33%的消息传递开销。

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