x86 commodity rackmount servers

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  • out-of-order execution (OoOE)

    Out-of-order execution (OoOE) is an approach to processing that allows instructions for high-performance microprocessors to begin execution as soon as their operands are ready.  Definition

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    A single point of failure (SPOF) is a potential risk posed by a flaw in the design, implementation or configuration of a circuit or system in which one fault or malfunction causes an entire system to stop operating.  Definition

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  • hot/cold aisle

    Hot aisle/cold aisle is a layout design for server racks and other computing equipment in a data center. The goal of a hot aisle/cold aisle configuration is to conserve energy and lower cooling costs by managing air flow.  Definition

  • power usage effectiveness (PUE)

    Power usage effectiveness (PUE) is a metric used to determine the energy efficiency of a data center. PUE is determined by dividing the amount of power entering a data center by the power used to run the computer infrastructure within it. (Continued....  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

  • IBM Roadrunner

    Roadrunner is the fastest supercomputer in the world, twice as fast as Blue Gene and six times as fast as any of the other current supercomputers. IBM developed Roadrunner for the Los Alamos National Laboratory in New Mexico. (Continued...)  Definition

  • zinc whiskers

    Zinc whiskers are tiny growths of elemental zinc that form on the surfaces of objects that are electroplated, or galvanized, with zinc.  Definition

  • HVAC (heating, ventilation, and air conditioning)

    HVAC stands for heating, ventilation, and air conditioning.  Definition

  • Calibrated Vectored Cooling (CVC)

    Calibrated Vectored Cooling (CVC) is an air-cooling technology developed by IBM for server systems with high component density.  Definition

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