H - Definitions

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  • H

    hardware clustering

    Hardware clustering, sometimes called OS clustering, is a hardware-based method of turning multiple servers into a cluster -- a group of servers that acts like a single system.

  • heartbeat (computing)

    In computing, a heartbeat is a program that runs specialized scripts automatically whenever a system is initialized or rebooted.

  • high-performance computing

    High-performance computing (HPC) is the practice of using parallel data processing to improve computing performance and perform complex calculations.

  • HVAC (heating, ventilation and air conditioning)

    HVAC stands for heating, ventilation and air conditioning.

  • hyperconverged appliance (HCI appliance)

    A hyperconverged appliance (HCI appliance) is a hardware device that provides multiple data center management technologies within a single box.

  • HyperGrid

    HyperGrid is a cloud computing provider that offers Infrastructure as a Service (IaaS), Platform as a Service (PaaS) and application management services. To support the DevOps movement which breaks down the silos between software development and operations teams, HyperGrid can provide support for application lifecycle management (ALM) as well as virtual machine (VM), bare metal and container deployments.

  • What are hot and cold aisles in the data center?

    Hot and cold aisles in the data center are part of an energy-efficient layout for server racks and other computing equipment.

  • What is high availability (HA)? Definition and guide

    High availability (HA) is the ability of a system to operate continuously for a designated period of time even if components within the system fail.

  • What is Hitachi Vantara?

    Hitachi Vantara is a data storage systems provider, previously known as Hitachi Data Systems (HDS).

  • What is hot spot/cold spot?

    A hot spot/cold spot is an undesirable, tightly focused local temperature variation that often occurs when data center equipment is improperly cooled.

  • What is hyperconverged infrastructure? Guide to HCI

    Hyperconverged infrastructure is a software-centric architecture that tightly integrates compute, storage and virtualization resources in a single system that usually consists of x86 hardware.

  • What is hyperconverged storage?

    Hyperconverged storage is a software-defined approach to storage management that combines storage, compute, virtualization and networking technologies in one physical unit that's managed as a single virtualized system.