In:
The International Journal of High Performance Computing Applications, SAGE Publications, Vol. 19, No. 4 ( 2005-11), p. 465-477
Kurzfassung:
With increasing numbers of processors on current machines, the probability for node or link failures is also increasing. Therefore, application-level fault tolerance is becoming more of an important issue for both end-users and the institutions running the machines. In this paper we present the semantics of a fault-tolerant version of the message passing interface (MPI), the de-facto standard for communication in scientific applications, which gives applications the possibility to recover from a node or link error and continue execution in a well-defined way. We present the architecture of fault-tolerant MPI, an implementation of MPI using the semantics presented above as well as benchmark results with various applications. An example of a fault-tolerant parallel equation solver, performance results as well as the time for recovering from a process failure are furthermore detailed.
Materialart:
Online-Ressource
ISSN:
1094-3420
,
1741-2846
DOI:
10.1177/1094342005056137
Sprache:
Englisch
Verlag:
SAGE Publications
Publikationsdatum:
2005
ZDB Id:
2017480-9