Cloud computing, reference model, metamodel, software architecture, modeldriven architecture. Jun, 2011 whereas most of the cloud computing reference architectures, models and frameworks proposed today apply to a single perspective. Azure architecture azure architecture center microsoft docs. Mar 17, 2020 the potential for cost saving is the major reason of cloud services adoption by many organizations.
High performance computing hpc applications can scale to thousands of compute cores, extend onpremises big compute, or run as a 100% cloud native solution. Nist cloud computing security reference architecture, 2012. Cloud computing conceptual reference model times of cloud. Current cloud computing reference architecture, models and frameworks as discussed there are many frameworks and models to choose from.
Cloud computing is the latest generation technology with an extensive it infrastructure that provides us a means by which we can use and utilize the applications as utilities via the internet. Azure architecture azure architecture center microsoft. Pdf cloud storage reference model for cloud computing. What the definition of cloud computing reference model, architecture. Cloud services help companies turn it resources into a flexible, elastic, and selfservice set of resources that they can more easily manage. The vmware vcloud architecture toolkit for service providers vcatsp is a set of reference documents for vmware cloud providers. Cloud computing is a model for enabling ubiquitous, convenient, ondemand network. This hpc solution including the head node, compute nodes, and storage nodes, runs in azure with no hardware infrastructure to. Pdf cloud computing reference architecture from different. A security reference architecture for cloud systems. Ieee elearning library cloud service and deployment models transcript pg. Cloud computing providers take care of most issues, and they do it faster.
Nist cloud computing standards roadmap xi foreword this is the second edition of the nist cloud computing standards roadmap, which has been developed by the members of the public nist cloud computing standards roadmap working group. Cloud computing makes it infrastructure along with with their services available onneed basis. This open group standard defines the open group cloud ecosystem reference model and provides guidance on how to apply it with the open group togaf and archimate standards to develop an enterprise architecture. Cloud computing, reference model, meta model, software architecture, model driven architecture. Crosslayer functions it groups the cloud computing functions and activities into five logical layers and three crosslayer functions.
Cloud computing is an imperative, which emphasizes the need for interoperable private and public clouds that allow easy migration of services across the cloud boundaries. Cloud computing definition, reference architecture, and. The cloud model envisages a world where components can be rapidly orchestrated, provisioned, implemented and decommissioned, and scaled up or down to provide an ondemand utilitylike model of allocation and consumption. Public cloud as the name suggests, this type of cloud deployment model supports all users who want to make use of a computing resource, such as hardware os, cpu, memory, storage or software application server, database on a. The definitions and architectures come from the us department of commerce, where the national institute of standards and. Pdf cloud computing is a paradigm shift that involves dynamic provisioning of shared computing resources on demand. Cloud computing is a style of computing where computing resources are easy to obtain and access, simple to use, cheap, and just work 19. Cloud computing was coined for what happens when applications and services are moved into the internet cloud. Cloud service and deployment models ieee cloud computing. Public cloud as the name suggests, this type of cloud deployment model supports all users who want to make use of a computing resource, such as hardware os, cpu, memory, storage or software application server, database on. Nist cloud computing reference architecture nist big data. Cloud computing notes pdf starts with the topics covering introductory concepts and overview. Screen shots and icons are reprinted by permission from microsoft corporation. The resources can be used without interaction with cloud service provider.
Comparison of cloud computing service and deployment models by. A fundamental reference point, based on the nist definition of cloud computing, is needed to describe an overall framework that can be used governmentwide. But cloud computing suppliers do the server maintenance themselves, including security updates. The open group cloud ecosystem reference model the cloud. Whether public, private, or hybrid, cloud computing is becoming an increasingly integral part of many companies business and technology strategy.
It is designed to help it managers and architects construct cloud platforms and service offerings using current technologies, recommended practices, and innovative tools. Adopting new technology can be a challenge, but you can save time and rapidly move to the cloud using reference architectures that are based on our expert teams interaction with our clients. A reference model for mocc marketoriented cloud computing originated from the coordination of several components. The solutions and samples in each architecture provide a roadmap to build, extend, and deploy an application. Cloud service management perspective conference paper pdf available june 20 with 1,640 reads how we measure reads. Page 3 cloud computing reference cloud computing reference model model it characterizes and standardizes the function of a cloud computing environment by partitioning it into. We are given you the full notes on mobile computing pdf free download b. Cloud computing gives the freedom to use services as per the requirement and pay only for what you use. Market orientation not only influences the organization on the global scale of the cloud computing market. Cloud computing is a new computing model that allows providers to deliver services on demand by means of.
The cloud technology includes a development platform, hard disk, computing. This hpc solution including the head node, compute nodes, and storage nodes, runs in azure with no hardware infrastructure to maintain. It also shapes the internal architecture of cloud computing. The cloud computing reference model is an abstract model that characterizes and standardizes the functions of a cloud computing environment by partitioning it. Cloud deployment model an overview sciencedirect topics. A delivery model for computing resources in which various servers, applications, data, and other resources are integrated and provided as a service over the internet. Cloud computing is a relatively new computing model that provides on demand business or.
A reference model for developing cloud applications mohammad hamdaqa, tassos livogiannis and ladan tahvildari department of electrical and computer engineering, university of waterloo, waterloo, ontario, canada keywords. Cloud computing networking theory, practice, and development lee chao. Cloud computing is highly cost effective because it operates at higher efficiencies with greater utilization. This article gives a quick introduction to cloud storage in the form of virtual. Cloud computing, reference model, metamodel, software architecture, model driven architecture. Our introduction to cloud computing will begin with a very commonly accepted set of definitions, terminology, and reference architecture. The national institute of standards and technology nist, consistent with its mission. Cloud strategy partners, llc is an expert consultancy firm that specializes in technology and strategy relating to cloud computing.
Automatic software updates on a global average, in 2010, online companies spent 18 working days per month managing onsite security alone. The model can be used to define architecture for any specific scenario applicable for an enterprise utilizing solution building blocks sbbs implemented by any new or existing participants of an enterprise cloud ecosystem. This edition includes updates to the information on portability, interoperability, and security. Cloud storage for cloud computing 4 of 12 open grid forum ando storage networking industry association gf introduction the cloud has become a new vehicle for delivering resources such as computing and storage to customers on demand. In saas model as an example, the cloud user accesses the web service through any type of connectivity via web browsers, and he does not have control to the infrastructure or applications running in the cloud. We may classify cloud reference models as one of two styles, either. In proceedings of the 1st international conference on cloud computing and services science, pages 98103 doi.
As shown in figure 1, the nist cloud computing reference architecture defines five major actors. Citeseerx document details isaac councill, lee giles, pradeep teregowda. Current cloud computing reference architecture, models and frameworks. Author of many research papers consultant to ibm, siemens, lucent, ing elect. Defining a cloud reference architecture is an essential step towards achieving higher levels of cloud maturity.
Cloud computing is an approach to computing that leverages the efficient pooling of an ondemand, selfmanaged, virtual infrastructure vmwares definition 20. A reference model for mocc market oriented cloud computing. Evaluation of cloud computing services based on nist 800145. Cloud reference model understanding the relationships and dependencies between cloud computing models is critical to understanding cloud computing security risks. Share this article with your classmates and friends so that they can also follow latest study materials and notes on engineering subjects. Cloud computing is a model for enabling ubiquitous, convenient, ondemand network access to a shared pool of configurable computing resources e. Simply put, cloud computing is the delivery of computing services including servers, storage, databases, networking, software, analytics and intelligence over the internet the cloud to offer faster innovation, flexible resources and economies of scale. As an emerging technology and business paradigm cloud computing has taken commercial computing by storm cloud computing platform provides easy access to a company high performance computing and storage infrastructure through web services. Sp 800145, the nist definition of cloud computing csrc.
Cloud storage reference model for cloud computing citeseerx. Distributed systems parallel computing architectures. This cloud model is composed of five essential characteristics, three. Cloud computing reference architectures, models and frameworks. Each actor is an entity a person or an organization that participates in a transaction or process andor performs tasks in cloud computing. Private and hybrid deployment models are going to stay for years ahead but their market share is going to continuously. The nist definition of cloud computing cloud computing is a model for enabling ubiquitous, convenient, demand network access to a shared onpool of configurable computing resources e.
Pdf the provision of ondemand access to cloud computing services and infrastructure is attracting numerous consumers, as a result migrating from. Cloud computing offers load balancing that makes it more reliable. This document presents the nist cloud computing reference architecture ra and taxonomy tax that will accurately communicate the components and offerings of cloud computing. Nist sp 500322 evaluation of cloud computing services based on nist 800145.
Cloud computing the term cloud, as used in this white paper, appears to have its origins in network diagrams that represented the internet, or various parts of it, as schematic clouds. Sep 16, 2017 the cloud computing reference model is an abstract model that characterizes and standardizes the functions of a cloud computing environment by partitioning it into abstraction layers and cross. Cisco cloud reference,open security architecture models. They might even cause you to wonder if and how this model is any. The four deployment models associated with cloud computing are as follows. Each actor is an entity a person or an organization that participates in a transaction or.
Iaas is the foundation of all cloud services, with paas building upon iaas, and saas in turn building upon paas as described in the cloud reference model diagram. Whereas most of the cloud computing reference architectures, models and frameworks proposed today apply to a single perspective. Cloud computing reference models, architectures, and frameworks. Due to cloud computing it has become possible to run it operations as a outsourced unit without much inhouse resources. The analysis of cloud computing models has shown that public cloud deployment model is likely to stay dominant and keep expanding further. Cloud deployment models indicate how the cloud services are made available to users. Pdf cloud computingstorage as service researchgate. Rather than being a new technology in itself, the cloud is a new business model. Cloud computing pdf notes cc notes pdf smartzworld. The cloud ecosystem reference model should be considered as an extension of an enterprise architecture model. It is not our intention to detail and critique them all individually.
Wrote the first book on database security addisonwesley, 1981. Cloud computing followed by open challenges and a reference model. Simply put, cloud computing is the delivery of computing servicesincluding servers, storage, databases, networking, software, analytics, and intelligenceover the internet the cloud to offer faster innovation, flexible resources, and economies of scale. Tech 4th year study material, lecture notes, books pdf. The permanent and official location for cloud security. Pdf a security reference architecture for cloud systems. Pdf a reference model for developing cloud applications. Several aspects of selecting a cloud architecture levels of cloud architecture issues in providing compute services issues in providing storage services considerations for network services cloud operations management service layers and adapting it operations to infrastructures. Cloud services foundation reference model click any word in the diagram to be taken to that location in the article, or download an editable visio diagram many of the terms you see in the csfrm diagram might look familiar to you. This article gives a quick introduction to cloud storage in the form of virtual private drive in cloud o. The user may need to download a client application on his.