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Proceedings ArticleDOI

A Framework for SLA-based cloud services verification and composition

TLDR
A primal framework is introduced that enables dynamic specification of SLAs, in addition to SLA-based verification and composition of services on the Cloud, to solve the challenges of cloud services composition.
Abstract
Cloud computing is becoming a key element in service provision on the Internet. Businesses are seizing the availability of infrastructure as service to obtain cost effective infrastructure solutions. However, in businesses the power of services emerges from the ability to combine different services in order to obtain some value added services. Cloud services composition presents some challenges like, service discovery and real time service evaluation; which are addressed in this paper by introducing a primal framework that enables dynamic specification of SLAs, in addition to SLA-based verification and composition of services on the Cloud. The verification is used as input to the composition and consists of verifying the functional and non-functional properties of the cloud service under test. An ongoing prototype implementation will evaluate the verification scheme and prove its importance in composing and selecting services on the cloud.

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Citations
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Journal ArticleDOI

Adaptive scheduling for parallel tasks with QoS satisfaction for hybrid cloud environments

TL;DR: The proposed Adaptive-Scheduling-with-QoS-Satisfaction algorithm, namely AsQ, for the hybrid cloud environment to raise the resource utilization rate of the private cloud and to diminish task response time as much as possible and achieves a total optimization regarding cost and deadline constraints.
Journal ArticleDOI

Management of Service Level Agreements for Cloud Services in IoT: A Systematic Mapping Study

TL;DR: This paper investigates the existing research on the management of SLAs in IoT applications that are based on cloud services and identifies 328 primary studies, categorizes them into seven main technical classifications, and summarizes the research types, research contributions, and demographic information in these studies.
Journal ArticleDOI

A survey on top security threats in cloud computing

TL;DR: This paper surveys the top security concerns related to cloud computing and describes how it can be used to exploit cloud components and its effect on cloud entities such as providers and users, and the security solutions that must be taken to prevent these threats.
Proceedings ArticleDOI

A QoS-Aware Service Selection Method for Cloud Service Composition

TL;DR: Finite State Machine (FSM) is used to prescribe the legal invocation orders of these web services, also an improved Tree-pruning-based algorithm is proposed to create the Web Service Composition Tree (WSCT) and an experiment is presented for validating the performance.
Proceedings ArticleDOI

Software Engineering for the Cloud: A Research Roadmap

TL;DR: This paper presents the results of a systematic literature review where it tried to understand how researchers from the software engineering field are viewing the cloud computing paradigm, and identified ten software engineering research opportunities focused specifically on cloud computing.
References
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Proceedings ArticleDOI

Cloud Computing and Grid Computing 360-Degree Compared

TL;DR: In this article, the authors compare and contrast cloud computing with grid computing from various angles and give insights into the essential characteristics of both the two technologies, and compare the advantages of grid computing and cloud computing.
Journal ArticleDOI

Service oriented architectures: approaches, technologies and research issues

TL;DR: Technology and approaches that unify the principles and concepts of SOA with those of event-based programing are reviewed and an approach to extend the conventional SOA to cater for essential ESB requirements that include capabilities such as service orchestration, “intelligent” routing, provisioning, integrity and security of message as well as service management is proposed.

Web Services Architecture

TL;DR: This document defines the Web Services Architecture, which identifies the functional components, defines the relationships among those components, and establishes a set of constraints upon each to effect the desired properties of the overall architecture.

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TL;DR: This Reference Model for Service Oriented Architecture is an abstract framework for understanding significant entities and relationships between them within a serviceoriented environment, and for the development of consistent standards or specifications supporting that environment, based on unifying concepts of SOA.
Journal ArticleDOI

The WSLA Framework: Specifying and Monitoring Service Level Agreements for Web Services

TL;DR: A novel framework for specifying and monitoring Service Level Agreements (SLA) for Web Services, designed for a Web Services environment, that is applicable as well to any inter-domain management scenario, such as business process and service management, or the management of networks, systems and applications in general.
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