IBM Cloud Computing: Infrastructure as a Service (IaaS) - Hong KongIbm Corporation
IaaS (Infrastructure as a Service)、PaaS (Platform as a Service) 和 SaaS (Software as a Service) 是三种常见的云计算服务模式。它们之间的区别在于提供的服务范围和使用的方式。 IaaS、PaaS和SaaS之间的区别是什么? IaaS是一种基础设施即服务,它提供了虚拟化的计算资源、网络和存储服务。用户可以在这些虚拟化...
IaaS: Infrastructure-as-a-Service(基础设施即服务):硬件资源服务(cpu,内存,存储,网络等等) 这层的作用是提供虚拟机或者其他资源作为服务提供给用户。主要的用户是系统管理员。通过 Internet 可以从完善的计算机基础设施获得服务。基于 Internet 的服务(如存储和数据库)是 IaaS的一部分。 Iaas 属于基础设施,比如网络...
IaaS, PaaS, and SaaS in cloud computing are not mutually exclusive. Many mid-sized to large enterprises use more than one or all three. Infrastructure as a Service (IaaS) IaaS is on-demand access tocloud-hosted IT infrastructure, including servers, networking resources, storage capacity, and ...
Infrastructure-as-a-Service provides access to fundamental resources such as physical machines, virtual machines, virtual storage, etc. Apart from these resources, the IaaS also offers:Virtual machine disk storage Virtual local area network (VLANs) Load balancers IP addresses Software bundles...
IAAS (Infrastructure as a Service) Infrastructure as a Service: in the form of a Service providing server, storage, and network hardware and related software. It is at the bottom of a three-tiered architecture refers to the enterprise or individual may use cloud computing technology to remote ...
is a technology that allows many logical computers (virtual machines) to run on the same physical hardware. It is the underlying technology in cloud services. However, cloud computing has certaincharacteristics, such as elastic scalability, that are not always offered by virtualization alone....
The main idea behind X-as-a-Service is to provide different computing services typically accessed in an API-like manner through a console in a web browser. So, we can have, for example, Software-as-a-Service (SaaS), Platform-as-a-Service (PaaS), Infrastructure-as-a-Service (IaaS), Ne...
Table 6.1.Example Cloud Service Levels TypeExample Infrastructure as a Service (IaaS)Linux server hosting Platform as a Service (PaaS)Web service hosting Software as a Service (SaaS)Web mail Private clouds house data for a single organization and may be operated by a third party or by the org...
IaaS(Infrastructure-as-a- Service):基础设施即服务。消费者通过Internet可以从完善的计算机基础设施获得服务。PaaS(Platform-as-a- Service):平台即服务。PaaS实际上是指将软件研发的平台作为一种服务,以SaaS的模式提交给用户。因此,PaaS也是SaaS模式的一种应用。但是,PaaS的出现可以加快SaaS的发展,尤其是加快...