Windows Server 2008 Datacenter provides large-scale virtualization on small to large server systems with workloads that require the highest levels of availability, reliability, and scalability. Windows Server 2008 Datacenter supports the memory and processing needs of large-scale, mission-critical applications such as ERP, databases, server consolidations, and custom and line-of-business applications. The unlimited virtualization licensing coupled with scalability makes Datacenter a good choice for all of your virtual workloads.
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Key scenarios that Windows Server 2008 Datacenter helps address are:
Windows Server 2008 Datacenter helps keep vital server workloads available to customers, partners, and employees around the world and around the clock using:
Failover clustering that supports up to 16 nodes
Geographically dispersed clustering that spans network subnets
Seamless, real-time operating system memory back-up
Dynamic hardware partitioning that supports Hot/Add Replace Memory and Hot Add/Replace Processor
Server virtualization technology lets you optimize your resources and realize significant infrastructure and management cost savings. Windows Server 2008 Datacenter provides an ideal platform for enterprise-scale virtualization:
Windows Server 2008 Datacenter licenses include unlimited virtualization rights, meaning customers have the use rights to run an unlimited number of virtualized instances of Windows Server on processors licensed with Windows Server 2008 Datacenter without purchasing additional licenses.
Quick migration couples the failover clustering of Windows Server 2008 Datacenter with Windows Server 2008 Hyper-V to move virtualized server workloads from one host server to another with minimal disruption. This maintains the availability of virtualized servers in the event of both planned and unplanned downtime.
Windows Server 2008 Datacenter easily scales to adapt to the increased needs of data warehousing and transaction processing.
Support for up to 64 processors (32 processors on 32-bit systems)
Support for up to 2 terabytes of RAM (64 GB on 32-bit systems)
Support for an unlimited number of virtual private network (VPN) connections
Authentication and authorization for an unlimited number of network connection requests
The new authentication architecture Windows Server 2008 Datacenter delivers advanced identity and access management features that help maintain employee productivity while enhancing security of IT operations:
Federated access to internal resources for external users and partners through Active Directory Federation Services (AD FS)
Better management of certificates and smart card enrollment with Advanced Certificate Management Services (AD CS)
Customers use Microsoft SQL Server for database applications where scalability and high availability are important.
E-mail is considered a mission-critical application as any downtime affects productivity. Implementing high-availability solutions with Microsoft Exchange Server is important. Scalability is also important; it enables you to provide more mailboxes or to increase the mailbox size with a lesser server footprint.