The paper presents a hierarchical modeling approach of the N version programming in a real – time environment. The model is constructed in three layers. At the first layer we d...
Abstract: The use of meta-level architectures for the implementation of faulttolerant systems is today very appealing. Nevertheless, all existing fault-tolerant systems based on th...
With the increasing emphasis on dependability in complex, distributed systems, it is essential that system development can be done gradually and at different levels of detail. In ...
Einar Broch Johnsen, Olaf Owe, Ellen Munthe-Kaas, ...
Commodity computer clusters are often composed of hundreds of computing nodes. These generally off-the-shelf systems are not designed for high reliability. Node failures therefore...
As the desire of scientists to perform ever larger computations drives the size of today’s high performance computers from hundreds, to thousands, and even tens of thousands of ...