| Cloud computing is changing the IT world in a way | | | | convinced of the value, he can move to more robust |
| which is unprecedented in last decade. The economy | | | | VMware vSphere stack. |
| of scale and predicable performance is pushing cloud | | | | Microsoft |
| computing across the enterprises. A significant part | | | | Microsoft's cloud offerings have the Hyper-V and the |
| of the cloud-computing infrastructure available in | | | | Windows Azure Platform which is a development |
| world consists of reliable services delivered through | | | | platform for ISVs to build applications on |
| data centers such as Amazon. In principle, | | | | Hyper-V: Microsoft Hyper-V is a hypervisor based |
| cloud-computing customers do not own the physical | | | | virtualization system that can be used for x64 |
| infrastructure, instead avoiding capital expenditure by | | | | computers. Hyper-V can be used to enable a very |
| renting usage from a third-party provider. | | | | reliable and cost effective virtualization solution. |
| Although cloud computing is a very promising | | | | Hyper-V supports mixed OS virtualization with |
| paradigm, still not every company would want to use | | | | Windows and Linux systems. In the latest Hyper-V |
| public clouds. Especially for core applications and | | | | Server 2008 R2 provides features like live migration |
| applications with sensitive data, enterprises lean | | | | and cluster shared volume support. |
| towards private clouds. | | | | Windows Azure platform: Windows Azure Platform |
| There are many technology options available today | | | | offers a flexible, familiar environment for developers |
| for cloud computing. | | | | to create cloud applications and services. With |
| VMware | | | | Windows Azure, you can shorten your time to |
| VMware is the industry’s first cloud operating | | | | market and adapt as demand for your service grows. |
| system, transforming IT infrastructures into a private | | | | The OS component of Windows Azure is what |
| cloud. High availability, performance and reliability of | | | | provides the plumbing for development, service |
| VMware with cost-effective solutions are special | | | | hosting and service management. |
| advantages for small IT environments. | | | | Xen |
| VMware brings unique characteristics to cloud | | | | Xen is an open source cloud-computing project |
| computing, designed to serve the needs of | | | | initiated by Citrix. Main goal of the project is to build |
| businesses that want production-level performance | | | | open standards for virtualization management, |
| and reliability, on and off premise. | | | | improve the allocation of virtual workloads including |
| VMware vSphere: Leveraging key technology | | | | transitioning workloads between datacenters, build a |
| advancements found in VMware vSphere, users get | | | | virtual switch, and enable massive cloud |
| the assurance that applications can be managed, | | | | infrastructures. |
| moved and operated in the cloud as they do onsite. | | | | Latest offering Xen 4.0 adds significant memory and |
| VMware vSphere aggregates and holistically manages | | | | security optimizations that will drive virtualization |
| large pools of infrastructure—processors, storage | | | | infrastructure to an entirely new class of |
| and networking as a seamless, flexible and dynamic | | | | performance. As a result, virtualization is made |
| operating environment. | | | | suitable for all workloads, even network intensive and |
| VMware ESXi and VMWare Server: Besides vSphere, | | | | high performance computing applications that would |
| VMware also offers VMware ESXi, which can be | | | | have previously experienced compromised |
| used as initial virtualization platforms. Once user is | | | | performance on any hypervisor. |