The availability of networked software services is an increasingly important quality of service issue. A service user gauges service availability in terms of initial access time and subsequent service delivery time. This paper develops – from a user perspective – a quality of service framework for the availability of networked software services. The paper utilises this quality of service framew...

R. Radhakrishnan K. Mark B. Powell High-availability service management (HASM) is defined as information technology (IT) service management that is designed to meet the business demand for availability of critical IT and IT-enabled business services. HASM requires the use of the Six Sigma method and analytical tools applied to key service management processes and services; event and incident mo...

Traditionally, availability has been seen as an atomic property asserting the average time a system is “up” or “down”. In order to model and analyse the availability of computerised systems in a world where the dependency on and complexity of such systems are increasing, this notion of availability is no longer sufficient. This report presents a conceptual model for service availability designe...

* Correspondence: [email protected] Legislation sometimes leads to social change, but more often it formalises evolutions in existing community views. China’s draft Mental Health Act appears to have both elements. While the draft Act (the Act) has a significant emphasis on patients’ rights, it also aims to improve and increase services for people who are mentally unwell in China.