disk direct memory access

disk direct memory access
прямой доступ к памяти на дисках

Англо-русский словарь компьютерных и интернет терминов. 2013.

Смотреть что такое "disk direct memory access" в других словарях:

  • Direct memory access — (DMA) is a feature of modern computers that allows certain hardware subsystems within the computer to access system memory independently of the central processing unit (CPU). Without DMA, the CPU using programmed input/output is typically fully… …   Wikipedia

  • direct memory access —    Abbreviated DMA. A method of transferring information directly from a mass storage device, such as a hard disk, into memory without the information passing through the processor. Because the processor is not involved in the transfer, DMA is… …   Dictionary of networking

  • Memory virtualization — In computer science, memory virtualization decouples volatile random access memory (RAM) resources from individual systems in the data center, and then aggregates those resources into a virtualized memory pool available to any computer in the… …   Wikipedia

  • Disk-drive performance characteristics — are the attributes which control the time it takes to transfer (read or write) data between a computer and a data storage device (most typically disk storage) starting with the initial command from the computer or host until the storage device… …   Wikipedia

  • Memory-mapped file — A memory mapped file is a segment of virtual memory which has been assigned a direct byte for byte correlation with some portion of a file or file like resource. This resource is typically a file that is physically present on disk, but can also… …   Wikipedia

  • Access method — An access method is a function of a mainframe operating system that enables access to data on disk, tape or other external devices. They were introduced in 1963 in IBM OS/360 operating system. [http://researchweb.watson.ibm.com/journal/rd/255/ausl… …   Wikipedia

  • Direct access storage device — In mainframe computers and some minicomputers, a direct access storage device, or DASD (  /ˈdæ …   Wikipedia

  • Disk formatting — Formatting a hard drive using MS DOS Disk formatting is the process of preparing a hard disk drive or flexible disk medium for data storage. In some cases, the formatting operation may also create one or more new file systems. The formatting… …   Wikipedia

  • Direct-to-disk recording — This article is about digital storage systems. For audio recording, see Direct to disc recording. Not to be confused with Digital video recorder. Direct to disk recording (DDR) refers to methods by which analog signals and digital signals such as …   Wikipedia

  • Memory address — A digital computer s memory, more specifically main memory, consists of many memory locations, each having a memory address, a number, analogous to a street address, at which computer programs store (except when the address is in mask ROM) and… …   Wikipedia

  • Hard disk drive — Hard drive redirects here. For other uses, see Hard drive (disambiguation). Hard disk drive Mechanical interior of a modern hard disk drive Date invented 24 December 1954 [1] …   Wikipedia


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