Data center server virtualization

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  • Data center performance monitoring: Servers and beyond

    As an increasing number of workloads get virtualized and moved to cloud environments, application performance becomes a perennial concern. As a result, performance monitoring, virtual workload optimization and capacity planning move front and center ...  E-Chapter

  • Tuning performance and capacity management

    As data centers virtualize a greater number of resources and scale for more workloads, two tasks become critical to ensure application performance: performance monitoring and capacity planning. Whether these servers are physical or virtual, performan...  E-Book

  • Bracing yourself for big data

    Big data can’t be ignored as one of today’s serious IT considerations. IT teams are being pushed to take advantage of legions of corporate data, and are considering big architecture questions as they think big with analytics and business intelligence...  E-Zine

  • Virtualizing your infrastructure

    The rewards of virtualizing an IT infrastructure can be enormous, but the challenges of doing so can be equally great. In this e-book, learn best practices for selecting the right systems management tools, and for removing barriers to virtualization ...  E-Book

  • Choosing the best systems management tools for your virtualized servers

    How do you choose the best systems management tool for your virtual environment? In this essential e-guide, learn about key considerations and criteria to keep in mind when assessing systems management tools for virtualized servers, and find out how ...  E-Chapter

  • Aligning IT infrastructure with your virtualization needs

    The march toward data center virtualization continues. It’s not just servers; it’s everything in the data center: servers, networks and storage. While virtualization technology has been available for years, it’s easy to forget that some IT shops ar...  E-Chapter

  • IT handbook: Getting a handle on virtual machine sprawl

    Virtual machine sprawl can creep up on a data center and sap resources. You can learn to spot it, control it and prevent VM sprawl altogether with tips and tricks from this expert e-book.  E-Book

  • software-defined data center (SDDC)

    A software-defined data center (SDDC) is a data storage facility in which all elements of the infrastructure -- networking, storage, CPU and security – are virtualized and delivered as a service. Deployment, provisioning, configuration and operation ...  Definition

  • abend (abnormal end)

    An abend (a combining of two words, abnormal end, when operator messages were as short as possible) is an abnormal, rather than planned, end or termination of a computer program because of some problem with how it is running.  Definition

  • data center

    A data center (sometimes spelled datacenter) is a centralized repository, either physical or virtual, for the storage, management, and dissemination of data and information organized around a particular body of knowledge or pertaining to a particular...  Definition

  • unified computing system (UCS)

    A unified computing system (UCS) is a data center architecture that integrates computing, networking and storage resources to increase efficiency and enable centralized management.  Definition

  • server sprawl

    Server sprawl is a situation in which multiple, under-utilized servers take up more space and consume more resources than can be justified by their workload.  Definition

  • P/390

    The P/390 is basically an IBM mainframe system adapted to run on a personal computer.  Definition

  • sysplex and Parallel Sysplex

    A sysplex is IBM's systems complex (the word sysplex comes from the first part of the word system and the last part of the word complex), introduced in 1990 as a platform for the MVS/ESA operating system for IBM mainframe servers.  Definition

  • crossbar latch

    A crossbar latch, also called a molecular crossbar latch, is a nanoscale device with properties similar to those of a conventional silicon transistor, but physically much smaller, having a diameter of approximately 2 nanometers (nm, where 1 nm = 10-9...  Definition

  • MVS (Multiple Virtual Storage)

    MVS (Multiple Virtual Storage) is IBM's best-known operating system for mainframe and large server computers.  Definition

  • When is Hyper-V the right choice?

    Is Microsoft's Hyper-V mature enough for larger data centers, or is VMware a better choice?  Video

  • VMware vLockstep update

    VMware's upcoming high-availability feature, vLockstep, helps prevent downtime by creating a "ghost" virtual machine that contains replicated memory and apps. Virtualization expert David Davis explains.  Video

  • Virtualization for test labs

    A virtualization expert explains how virtualized environments can be cost-effective alternatives in creating test labs in this video from Data Center Decisions 2008.  Video

About Data center server virtualization

Our comparisons of server virtualization platforms, including VMware, Microsoft Hyper-V, as well as open source and Linux virtualization options, can help you find the best virtualization technologies for your IT department's needs. Our experts advise on migrating to virtualized servers from a physical environment and selecting virtualization tools. They share techniques for simplifying server management and data center performance monitoring with virtualization. Other topics include reducing IT costs by consolidating with virtualization; using virtualization's energy-efficiency benefits as part a green data center strategy; reaping advantages of virtualization in data center disaster recovery planning; and more.

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