R - Definitions

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  • R

    raceway

    A raceway is an enclosed conduit that forms a physical pathway for electrical wiring and protect wires and cables from heat, corrosion, water intrusion and other environmental threats.

  • RAIN (redundant/reliable array of inexpensive/independent nodes)

    A reliable array of independent nodes (RAIN) is a heterogeneous cluster of compute and storage nodes connected in a fault-tolerant network topology that incorporates multiple interfaces and redundant hardware.

  • raised floor

    A raised floor is a data center construction model in which a slightly higher floor is constructed above the building's original concrete slab floor, leaving the open space created between the two for wiring or cooling infrastructure.

  • real-time operating system (RTOS)

    A real-time operating system (RTOS) is an OS that guarantees real-time applications a certain capability within a specified deadline.

  • Red Hat

    Red Hat is a software company that combines open source Linux operating system components with related programs into a distribution package that customers can order.

  • Red Hat Enterprise Linux (RHEL)

    Red Hat Enterprise Linux (RHEL) is an enterprise Linux operating system (OS) developed by Red Hat for the business market.

  • remote hands

    Remote hands is the general name for a service colocation providers offer that enables customers to delegate IT management and maintenance tasks in a colocation facility to technicians hired by the provider.

  • RPM Package Manager (Red-hat Package Manager)

    RPM Package Manager (RPM), originally called the Red-hat Package Manager, is a program for installing, uninstalling, and managing software packages in Linux.

  • runlevel

    A runlevel is an operating state on a Unix and Unix-based operating system that is preset on the Linux-based system.

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