Sciweavers

PRDC
2007
IEEE
14 years 5 months ago
Implementation of a Flexible Membership Protocol on a Real-Time Ethernet Prototype
This paper describes the implementation of a processorgroup membership protocol in an experimental real-time network. The protocol is appropriate for fault-tolerant distributed sy...
Raul Barbosa, António Ferreira, Johan Karls...
PRDC
2008
IEEE
14 years 5 months ago
On Modeling the Lifetime Reliability of Homogeneous Manycore Systems
Advancements in technology enable integration of a large number of cores on a single silicon die. At the same time, aggressive technology scaling has an ever-increasing adverse im...
Lin Huang, Qiang Xu
PRDC
2008
IEEE
14 years 5 months ago
Countering IPC Threats in Multiserver Operating Systems (A Fundamental Requirement for Dependability)
Multiserver operating systems have great potential to improve dependability, but, paradoxically, are paired with inherently more complex interprocess communication (IPC). Several ...
Jorrit N. Herder, Herbert Bos, Ben Gras, Philip Ho...
PRDC
2008
IEEE
14 years 5 months ago
VTV - A Voting Strategy for Real-Time Systems
Real-time applications typically have to satisfy high dependability requirements and require fault tolerance in both value and time domains. A widely used approach to ensure fault...
Hüseyin Aysan, Sasikumar Punnekkat, Radu Dobr...
PRDC
2008
IEEE
14 years 5 months ago
On the Complexity of a Self-Stabilizing Spanning Tree Algorithm for Large Scale Systems
Many large scale systems, like grids and structured peer to peer systems, operate on a constrained topology. Since underlying networks do not expose the real topology to the appli...
Julien Clement, Thomas Hérault, Stép...
PRDC
2008
IEEE
14 years 5 months ago
Indirect Control Path Analysis and Goal Coverage Strategies for Elaborating System Safety Goals in Composite Systems
Correctly specifying requirements for composite systems is essential to system safety, particularly in a distributed development environment. Goal-oriented requirements engineerin...
Jennifer Black, Philip Koopman
PRDC
2008
IEEE
14 years 5 months ago
SOQ: A Service-Oriented Quorum-Based Protocol for Resilient Real-Time Communication in Partitionable Networks
We consider efficient real-time communication mechanisms for applications in unreliable and partitionable networks, where network partitions can occur unpredictably and nodes can ...
Bo Zhang, Binoy Ravindran
PRDC
2008
IEEE
14 years 5 months ago
Conjoined Pipeline: Enhancing Hardware Reliability and Performance through Organized Pipeline Redundancy
Reliability has become a serious concern as systems embrace nanometer technologies. In this paper, we propose a novel approach for organizing redundancy that provides high degree ...
Viswanathan Subramanian, Arun K. Somani
PRDC
2009
IEEE
14 years 6 months ago
Evaluating the Impact of Irrecoverable Read Errors on Disk Array Reliability
—We investigate the impact of irrecoverable read errors—also known as bad blocks—on the MTTDL of mirrored disks, RAID level 5 arrays and RAID level 6 arrays. Our study is bas...
Jehan-François Pâris, Ahmed Amer, Dar...
PRDC
2009
IEEE
14 years 6 months ago
Quantifying Criticality of Dependability-Related IT Organization Processes in CobiT
—With ever-growing complexity of computer and communication systems analytical methods do not scale, especially with respect to dependability assessment of information technology...
Tobias Goldschmidt, Andreas Dittrich, Miroslaw Mal...