E.g., Cruise control that only works in wet weather ... T. p. 16. Levels of Fault-Tolerance. Failsafe (program p' is failsafe f-tolerant for spec from S) ...
... of fault-tolerance (correct by construction) Motivation (Continued) ... else Construct the transitions of p'; AddMasking (p,f: transitions, S:StatePredicate, ...
... an FAA funded case-study to exercise RTCA DO-254: Design Assurance Guidance for ... GB, BB, SB, and AB. June 14, 2000. Lfm2000. 21. Langley Research Center ...
Compositional Specification-Based Fault-Tolerance. Anish Arora and Murat Demirbas ... Compositionality deals with first two, Specifications are exploited for last two ...
The transformations aim at making the program able to detect most of the soft ... in Programs with Consistency Checks by M. Zenha Rela, H. Madeira, J. G. Silva ...
Provider may use one of the following options to learn about customer routes: Static routing ... Growth of table size becomes unmanageable in large networks ...
Gustavo Neuberger, Alexandre Amory, Fernanda Lima ... ENCODERS. DECODERS. R. S. C. O. D. E. 128. 128. 19. 128. 19. PARITY BITS. 128. R. S. C. O. D. E. H. A. M ...
The result of an action that prevents any part of a WSN from functioning ... Error correcting codes can be used to provide some protection against corruption ...
The material selection reflects to a large extent my personal taste and experience ... Properties: Completeness: If P loses a message, ... Accuracy: If P loses ...
... are early adopters, pragmatists make up the bulk of users, and luddites fill out ... many new technologies do not make it across the chasm between ...
DEC Alphas running Digital Unix. Sparcs running Solaris. Experiments with real applications ... At Cornell, 10 DEC alphas. At NYU, 20 Sparcs. K. Jeong, BMI, ...
Std. Uniformization. Fox-Glynn Method. Stiff Uniformization. Batch Means. Regenerative Simulation ... more complete and balanced picture. Both steady-state and ...
It's not an easy task to design and verify a fault-tolerant distributed application. ... Principles and Paradigms', 2002, Andrew S. Tanenbaum and Maartin van Steen. ...
FAULT-TOLERANT, REAL-TIME RECONFIGURABLE PREFIX ADDER. Marisabel Guevara and Chris Gregg ... Kun, C.; Quan, S. & Mason, A. A power-optimized 64-bit priority encoder ...
Contains Si and additional n-1 sensors(S1, S2, ..., Sn-1) Example) N*(Si) =N(Si) ... Construct {N} and {N*} Apply Algorithm1 to produce the set C1. For each ...
Galileo design borrows heavily from the experiences of the Voyager ... Galileo ... Galileo on-board fault detection software is designed to alleviate the effects ...
... 1 failures, f 1 = 2 rounds needed. Broadcast all values to everybody ... Example: f=2 failures, f 1 = 3 rounds needed. Another example execution with 3 failures ...
If none is found, flow is maximum, stop. Backtrack the path computing the minimum ij used. ... is full, D receives. a blocked message, carrying C's sum of 7. t ...
Not to allow a fault to result of a failure of the entire system. Fault Masking ... nd : normalised disagreed results(no result) nc/n : measure of availability ...
Paper devoted to preventive actions in control system design for preventing blackouts ... overloads = thermal effects = line sagging to trees = cascading outages ...
Migol: a fault-tolerant service framework for MPI applications in the grid ... Un fallo afecta al grid completo. Replicaci n mediante algoritmo totem ...
Is the art and science of building computing ... Beyond Fault Tolerance. While cost of HW and SW drops, down time cost increases every year ... Bath tube curve ...
SOAP over HTTP is not sufficient when an application-level messaging protocol ... in banking systems and critical infrastructures such as avionics systems. ...
... developed by NASA in the late 1960s for a 10-year mission to the outer planets. ... switching and transaction processing for banks, airline reservations, etc. ...
... Modeling and Analysis of Concurrent ... KW3 Performance analysis of communication ... M1 / KW3 Performance analysis of Communication Networks. M1 / KW4 ...
Performance degrades gradually if more server faults are tolerated ... Single Phase Updates in normal execution ... Timestamps contain clientID, operation, OHS ...
Every quantum technology will use fault-tolerant components to achieve scalability ... Steane: 3 x 10-3, AGP: 2.73 x 10-5, Knill: 3 x 10-2. Our Goal ...
Pairs value, tag are used for ordering operations ... WACK, ts=1. ts=2. 9/27/09. 9. SF Implementation (Cont.) Reader. Inquire timestamp from S-t servers ...
digitally controlled anti-lock brake systems(ABS) - Synergy between mechanics and electronics ... manage the power-train, braking and steering activities via ...
Jun-Hong Cui, University of Connecticut ... The primary aspect of the efficiency are fast recovery, the ... ingress label switch router (LSR), each IP packet is ...
A scalable physical system with well-characterized qubits. The ability to initialize the state of the ... Built from pieces of crashed UFO (not scalable) ...
a general method for implementing a fault-tolerant service by replicating ... as would result from processing r' followed by r (Example tally : state_machine) ...
K, L, Zurek (1996) threshold. Zalka (1996) simulation. Dennis et al. (2001) topological threshold ... only have nearest-neighbor gates, what error rate do we ...
A Collaboratory enabling interactions between web-based clients and ... Not well suited for streamed information (when queueing) All of the above. February 2002 ...
... experimental devices such as molecular transistors is currently just below unity. ... The first two techniques are mainly used to correct transient errors. ...
... faults caused crashes and problems at eBay, AOL, Los Alamos, and other major sites. ... Transient faults are a well-known problem in the architecture community. ...
Enters a value too big for the database field. Types letters ... Throttle at network level. Use JMS and other asynchronous technologies to throttle on backend ...
Enters a value too big for the database field. Types letters ... Throttle at network level. Use JMS and other asynchronous technologies to throttle on backend ...
... developed by NASA in the late 1960s for a 10-year mission to the outer planets. ... switching and transaction processing for banks, airline reservations, etc. ...
Physical proxies are organized into proxy groups. Each virtual proxy has a home proxy group. Each physical proxy is responsible of a set of virtual proxies. ...
Download the problems from the course website. Due Monday, ... Standby sparing can bring a system back to a full operational capability after a fault occurs ...