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 — Der Begriff Speicherdirektzugriff oder englisch Direct Memory Access (DMA) bezeichnet in der Computertechnik eine Zugriffsart, die über ein Bussystem direkt auf den Speicher zugreift. Diese Technik erlaubt angeschlossenen Peripheriegeräten, wie… … Deutsch Wikipedia
direct memory access — noun Computers a data path to a computer memory in which the central processing unit does not intervene; used for high speed transfer of large volumes of data. Also, direct memory channel …
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
direct memory access — (DMA) The ability of an external I/O device to act on and transfer data to and from memory without intermediary devices or circuits … IT glossary of terms, acronyms and abbreviations
Remote Direct Memory Access — (RDMA) allows data to move directly from the memory of one computer into that of another without involving either one s operating system. This permits high throughput, low latency networking, which is especially useful in massively parallel… … Wikipedia
Ultra Direct Memory Access — (UDMA) protocol for information transfer at an increased speed from a computer to a peripheral device without going through the central processing unit (CPU) … English contemporary dictionary
Memory-mapped I/O — For more generic meanings of input/output port, see Computer port (hardware). MMIO redirects here. For the airport serving Saltillo, Mexico, assigned the ICAO code MMIO, see Plan de Guadalupe International Airport. Memory mapped I/O (MMIO) and… … Wikipedia
Direct Access File System — DAFS redirects here. For other uses, see DAFS (disambiguation). Direct Access File System (DAFS) is a network file system that is based on NFSv4 and the Virtual Interface (VI) data transfer mechanism. DAFS uses remote direct memory access (RDMA)… … Wikipedia
Memory storage density — is a measure of the quantity of information bits that can be stored on a given length of track, area of surface, or in a given volume of a computer storage medium. Generally, higher density is more desirable, for it allows greater volumes of data … Wikipedia
Memory errors — Memory gaps and errors refer to the incorrect recall, or complete loss, of information in the memory system for a specific detail and/or event. Memory errors may include remembering events that never occurred, or remembering them differently from … Wikipedia