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Summary: Failure Semantics in a SOA Environment
Chris Hobbs, Hanane Becha
Nortel
3500 Carling Avenue
Ottawa, ON, K2H 8E9 (Canada)
{cwlh,hananebe}@nortel.com
Daniel Amyot
SITE, University of Ottawa
800 King Edward
Ottawa, ON, K1N 6N5 (Canada)
damyot@site.uottawa.ca
Abstract
In a Service-Oriented Architecture (SOA), services pub-
lish descriptions to permit their composition into larger ser-
vices. There are however serious gaps in the semantics of
such service descriptions and these hinder the adoption of
SOAs in mission-critical applications. This paper identi-
fies some of these lacunae and proposes a foundation for
resolving one of them--service failure. The technique of
crash-only failure is proposed as a useful first step and we
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