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Description

Enterprise servers consist of the platform hardware and the operating system that together support the operating environment to support application and database servers that serve the entire NIH organization. They typically serve hundreds, if not thousands, of concurrent users and utilize high availability and redundant configurations to minimize downtime.

Mid-range servers consist of the platform hardware and operating system that together support the operating environment for applications and databases that serve a smaller group of users.Because the distinctions between enterprise and mid-range servers depend on subjective estimates of workload magnitude, this brick addresses both enterprise and mid-range servers. These standards are meant to provide guidance when selecting a server for a new application or when upgrading the server environment for an existing application. It cannot replace the capacity planning and operational support analysis needed to ensure the new server environment (including storage subsystems and peripherals) that is not addressed here is capable of meeting the size, maintainability, performance, and availability requirements of the business. This brick provides baseline information and the future direction for deploying enterprise and mid-range servers at NIH in terms of the preferred hardware platform.

Tactical

(0-2 years)

  • Mid-Range:
    • AMD Opteron
    • Intel Xeon
  • Enterprise:
    • AMD Opteron
    • Intel Itanium
    • IBM zSystems
    • IBM POWER
    • Sun SPARC

 

Strategic

(2-5 years)

  • Mid-Range:
    • AMD Opteron
    • Intel Xeon future versions
    • AMD Athlon future versions
  • Enterprise:
    • Intel Itanium future versions
    • IBM zSystems
    • Sun SPARCS

 

Retirement

(To be eliminated)

  •  None

 

Containment

(No new development

  • General Purpose:
    • Apple Macintosh, including G4, PowerPC
    • Hewlett Packard Alpha
    • Hewlett Packard PA-RISC
    • IBM Power
    • Intel Pentium
    • Pentium Proprietary Applicance Servers
    • SGI MIPS Technologies

Baseline

(Today)

  • Mid-Range:
    • AMD Athlon
    • Apple Macintosh, including G4, PowerPC, and Xserve G5
    • Hewlett Packard Alpha
    • Hewlett Packar PA-RISC
    • IBM POWER
    • IBM eServer zseries
    • Intel Itanium 2
    • Intel Pentium
    • Proprietary Appliance Servers
    • Sun SPARC
  • Enterprise
    • Apple Macintosh, including G4, PowerPC, and Xserve G5
    • SGI MIPS Technologies 

Emerging

(To track)

  • Mid-Range:
    • GPU's
    • Multi-core technologies
  • Enterprise:
    • Intel Itanium (future)
    • Grids

Comments

  • Tactical and Strategic products were selected to leverage NIH's investment in products that are a proven fit for NIH's known future needs.  Leveraging baseline products in the future will minimize the operations, maintenance, support and training costs for new products.
  • Some baseline products have been designated Containment.  These products are either not as widely or successfully deployed at NIH, or they do not provide as much functionality, value, or Total Cost of Ownership as the selected Tactical and Strategic products.
  • SGI MIPS Technologies are currently used in a CIT special purpose scientific environment and are therefore classified as containment.
  • HP Alpha and HP PA-RISC product lines are classified as containment because, according to Gartner research and HP’s own published position, HP’s strategy for the Alpha product line is to support the install base of their existing customers and to enable transition of those customers to newer technologies.
  • AMD Opteron processors address a range of server requirements, while AMD Athlon will address mid-range server requirements..
  • Proprietary appliance servers are considered containment due to their specialized purpose.
  • NIH will seek even more opportunities to deploy Blade server technologies at the enterprise level, where space and compute densities in the data center are the primary design challenges.
  • Special consideration should be made when selecting processors to run virtualization software.
  • Processors that lack support for the Intel Virtualization Technology for x86 (Intel VT-x), and AMD Virtualization (AMD-V) require virtualization software that offers binary translation. Commercially VMware is the industry leader for virtualization software that offers binary translation as a feature. Server class processors produces after 2007 have the Intel and AMD virtualization capabilities built-in. These processors require para-virtualization software solutions in order enable the virtualization benefits.

    Para virtualization architecture offers higher levels of performance verses binary translation, so some server workloads will not be suitable for running on servers using binary translation.

    Best Practices for server virtualization processor selection is to not mixing processor types between manufactures currently. It is highly recommend standardizing on processor types as a partitioning mechanism when planning virtual server migration and disaster recovery operations.

Time Table

This architecture definition approved on: December 14, 2009

The next review is scheduled in: TBD