Since wireless sensor networks are inherently fault-prone and since their on-site maintenance is infeasible, scalable self-healing is crucial for enabling the deployment of large-scale sensor network applications. To achieve scalability of self-healing, in this dissertation we focus on addressing (1) the scalability of the cost-overhead of self-healing with respect to the size of the network, and (2) the scalability of the design effort for self-healing with respect to the size of the application software.
Our research on fault-containment addresses the first problem: By confining the contamination of faults within a small area, this approach achieves healing within work and time proportional to the size of the perturbation, independent of the size of the network. Our research on specification-based design of self-healing addresses the second problem: Since specifications are more succinct than implementations, this approach yields efficient design of self-healing even for large implementations.
These two research directions are complementary, and together enable a scalable design of local self-healing for large-scale sensor network applications .
Cited By
- Qiu M, Liu J, Li J, Fei Z, Ming Z and Sha E A Novel Energy-Aware Fault Tolerance Mechanism for Wireless Sensor Networks Proceedings of the 2011 IEEE/ACM International Conference on Green Computing and Communications, (56-61)
- Demirbas M and Arora A An Application of Specification-Based Design of Self-stabilization to Tracking in Wireless Sensor Networks Proceedings of the 10th International Symposium on Stabilization, Safety, and Security of Distributed Systems, (203-217)
- Sarrafzadeh M, Dabiri F, Jafari R, Massey T and Nahapetian A Low power light-weight embedded systems Proceedings of the 2006 international symposium on Low power electronics and design, (207-212)
Index Terms
- Scalable design of fault-tolerance for wireless sensor networks
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