Private Cloud

Get the agility, scalability and efficiency of the public cloud, with the greater levels of control and security of a single-tenant, dedicated environment. It can be hosted on-site at your own data center or at a service provider’s data center.

How Private Cloud Helps Your Business

Agility :Deliver features faster by providing your users with on-demand, self-service access to infrastructure.

Security :Get the enhanced security of dedicated, physically isolated network, compute and storage layers.

Customization :Customize the dedicated compute, storage and networking components to best suit your needs.

Performance :Gain performance advantages over public cloud, with dedicated resources for your business.

Use Cases :Choose a private cloud when security, control and performance are your top priority.

Workloads and data with demanding security requirements
Mission-critical business applications
Addressing compliance regulations
Data sovereignty
Applications that require high performance
Data center consolidation and extension
IT-as-a-service
Test/dev environments and application development
Disaster recovery

VMware Private Cloud

Why Rackspace : Get native access to the full VMware SDDC stack, with the enhanced security of a private cloud — managed 24x7x365 by VMware Certified Professionals.

Get a single-tenant Hyper-V environment with the option to extend with Windows Azure Pack, for self-service provisioning and unified control.

A dedicated, production-ready OpenStack private cloud — in your data center or ours — managed by OpenStack experts.

About Platforms :Built on VMware Software-Defined Data Center, all infrastructure is virtualized and delivered as a service
Maintain direct, on-demand access to VMware native technology
Dedicated infrastructure, from storage, host machines and networking all the way through the VMware software stack
VMware Certified Professionals (VCPs) to help architect, deploy and troubleshoot your environment, no matter how complex
Ideal for data center extension, disaster recovery and application development

Microsoft Cloud Platform
Single-tenant architecture dedicated to your business
Built on Microsoft Hyper-V and Windows Azure Pack
Ideal for steady-state workloads, IT-as-a-service
Create a hybrid cloud by combining your private cloud with Azure
Built for scalable web applications that have elevated security and compliance needs

OpenStack Private Cloud
The world’s largest open-source cloud computing platform and default standard for enterprise private clouds
Over half of the Fortune 100 use OpenStack
One of the fastest-growing open source communities with 63,000+ members and 600+ supporting companies
Can be deployed in any data center in the world

Why Rackspace for Private Cloud

Fanatical Support®

Our specialists proactively monitor and maintain the health of your private cloud and are available 24x7x365.

Hybrid Cloud

Connect your dedicated Rackspace environment to the public cloud of your choice — AWS, Microsoft Azure, or the Rackspace cloud — with RackConnect®.

Choice and Expertise

We are one of the largest hosting partners of VMware and Microsoft, and we're a co-founder of OpenStack.

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Source: http://docphy.com/technology/computers/software/private-cloud.html