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1. WordNet® 3.0 (2006) |
multiprocessor
n 1: a computer that uses two or more processing units under
integrated control
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2. The Free On-line Dictionary of Computing (30 December 2018) |
parallel processing
multiprocessing
multiprocessor
parallel
parallel computing
(Or "multiprocessing") The simultaneous use of more
than one computer to solve a problem. There are many
different kinds of parallel computer (or "parallel
processor"). They are distinguished by the kind of
interconnection between processors (known as "processing
elements" or PEs) and between processors and memory. Flynn's
taxonomy also classifies parallel (and serial) computers
according to whether all processors execute the same
instructions at the same time ("single instruction/multiple
data" - SIMD) or each processor executes different
instructions ("multiple instruction/multiple data" - MIMD).
The processors may either communicate in order to be able to
cooperate in solving a problem or they may run completely
independently, possibly under the control of another processor
which distributes work to the others and collects results from
them (a "processor farm"). The difficulty of cooperative
problem solving is aptly demonstrated by the following dubious
reasoning:
If it takes one man one minute to dig a post-hole
then sixty men can dig it in one second.
Amdahl's Law states this more formally.
Processors communicate via some kind of network or bus or a
combination of both. Memory may be either shared memory
(all processors have equal access to all memory) or private
(each processor has its own memory - "distributed memory")
or a combination of both.
Many different software systems have been designed for
programming parallel computers, both at the operating system
and programming language level. These systems must provide
mechanisms for partitioning the overall problem into separate
tasks and allocating tasks to processors. Such mechanisms may
provide either implicit parallelism - the system (the
compiler or some other program) partitions the problem and
allocates tasks to processors automatically or explicit
parallelism where the programmer must annotate his program to
show how it is to be partitioned. It is also usual to provide
synchronisation primitives such as semaphores and monitors
to allow processes to share resources without conflict.
Load balancing attempts to keep all processors busy by
allocating new tasks, or by moving existing tasks between
processors, according to some algorithm.
Communication between tasks may be either via shared memory
or message passing. Either may be implemented in terms of
the other and in fact, at the lowest level, shared memory uses
message passing since the address and data signals which flow
between processor and memory may be considered as messages.
The terms "parallel processing" and "multiprocessing" imply
multiple processors working on one task whereas "concurrent
processing" and "multitasking" imply a single processor
sharing its time between several tasks.
See also cellular automaton,symmetric multi-processing.
Usenet newsgroup: <news:comp.parallel>.
<Institutions>,
<research groups>.
(2004-11-07)
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Common Misspellings > |
multiprocessor umultiprocessor umltiprocessor mumltiprocessor ultiprocessor mmultiprocessor mlutiprocessor mulutiprocessor mltiprocessor muultiprocessor mutliprocessor multliprocessor mutiprocessor mulltiprocessor mulitprocessor multitprocessor muliprocessor multtiprocessor multpirocessor multipirocessor multprocessor multiiprocessor multirpocessor multiprpocessor multirocessor multipprocessor multiporcessor multiprorcessor multipocessor multiprrocessor multiprcoessor multiprocoessor multiprcessor multiproocessor multiproecssor multiprocecssor multiproessor multiproccessor multiprocsesor multiprocesesor multiprocssor multiproceessor multiprocesssor multiprocesor multiprocesssor multiprocesosr multiprocessosr multiprocesor multiprocesssor multiprocessro multiprocessoro multiprocessr multiprocessoor multiprocessror multiprocesso multiprocessorr jultiprocessor mjultiprocessor jmultiprocessor kultiprocessor mkultiprocessor kmultiprocessor lultiprocessor mlultiprocessor lmultiprocessor nultiprocessor mnultiprocessor nmultiprocessor ultiprocessor m ultiprocessor multiprocessor m7ltiprocessor mu7ltiprocessor m7ultiprocessor m<iprocessor mu<iprocessor m&ultiprocessor m8ltiprocessor mu8ltiprocessor m8ultiprocessor myltiprocessor muyltiprocessor myultiprocessor miltiprocessor muiltiprocessor miultiprocessor mhltiprocessor muhltiprocessor mhultiprocessor mjltiprocessor mujltiprocessor mjultiprocessor mkltiprocessor mukltiprocessor mkultiprocessor maltiprocessor meltiprocessor moltiprocessor muitiprocessor mulitiprocessor muiltiprocessor muotiprocessor mulotiprocessor muoltiprocessor muptiprocessor mulptiprocessor mupltiprocessor muktiprocessor mulktiprocessor mukltiprocessor mu,tiprocessor mul,tiprocessor mu,ltiprocessor mu.tiprocessor mul.tiprocessor mu.ltiprocessor mul5iprocessor mult5iprocessor mul5tiprocessor mul%iprocessor mult%iprocessor mul%tiprocessor mul6iprocessor mult6iprocessor mul6tiprocessor mulriprocessor multriprocessor mulrtiprocessor mulyiprocessor multyiprocessor mulytiprocessor mulfiprocessor multfiprocessor mulftiprocessor mulgiprocessor multgiprocessor mulgtiprocessor mulhiprocessor multhiprocessor mulhtiprocessor mult8processor multi8processor mult8iprocessor mult*processor multi*processor mult*iprocessor mult9processor multi9processor mult9iprocessor multuprocessor multiuprocessor multuiprocessor multoprocessor multioprocessor multoiprocessor multjprocessor multijprocessor multjiprocessor multkprocessor multikprocessor multkiprocessor multlprocessor multilprocessor multliprocessor multaprocessor multeprocessor multi0rocessor multip0rocessor multi0processor multi)rocessor multip)rocessor multi)processor multiorocessor multiporocessor multioprocessor multilrocessor multiplrocessor multilprocessor multip4ocessor multipr4ocessor multip4rocessor multip$ocessor multipr$ocessor multip$rocessor multip5ocessor multipr5ocessor multip5rocessor multipeocessor multipreocessor multiperocessor multiptocessor multiprtocessor multiptrocessor multipdocessor multiprdocessor multipdrocessor multipfocessor multiprfocessor multipfrocessor multipgocessor multiprgocessor multipgrocessor multipr9cessor multipro9cessor multipr9ocessor multipr(cessor multipro(cessor multipr(ocessor multipr0cessor multipro0cessor multipr0ocessor multipricessor multiproicessor multipriocessor multiprpcessor multipropcessor multiprpocessor multiprkcessor multiprokcessor multiprkocessor multiprlcessor multiprolcessor multiprlocessor multipracessor multiprecessor multiprucessor multiprosessor multiprocsessor multiproscessor multiprodessor multiprocdessor multiprodcessor multiprofessor multiprocfessor multiprofcessor multiproxessor multiprocxessor multiproxcessor multiprovessor multiprocvessor multiprovcessor multipro essor multiproc essor multipro cessor multiproc3ssor multiproce3ssor multiproc3essor multiproc#ssor multiproce#ssor multiproc#essor multiproc4ssor multiproce4ssor multiproc4essor multiprocwssor multiprocewssor multiprocwessor multiprocrssor multiprocerssor multiprocressor multiprocsssor multiprocesssor multiprocsessor multiprocdssor multiprocedssor multiprocdessor multiprocfssor multiprocefssor multiprocfessor multiprocassor multiprocissor multiprocossor multiprocussor multiproceqqor multiprocesqqor multiproceqqsor multiprocewwor multiproceswwor multiprocewwsor multiproceeeor multiproceseeor multiproceeesor multiproceaaor multiprocesaaor multiproceaasor multiproceddor multiprocesddor multiproceddsor multiprocezzor multiproceszzor multiprocezzsor multiprocexxor multiprocesxxor multiprocexxsor multiproceccor multiprocesccor multiproceccsor multiproce or multiproces or multiproce sor multiprocess9r multiprocesso9r multiprocess9or multiprocess(r multiprocesso(r multiprocess(or multiprocess0r multiprocesso0r multiprocess0or multiprocessir multiprocessoir multiprocessior multiprocesspr multiprocessopr multiprocesspor multiprocesskr multiprocessokr multiprocesskor multiprocesslr multiprocessolr multiprocesslor multiprocessar multiprocesser multiprocessur multiprocesso4 multiprocessor4 multiprocesso4r multiprocesso$ multiprocessor$ multiprocesso$r multiprocesso5 multiprocessor5 multiprocesso5r multiprocessoe multiprocessore multiprocessoer multiprocessot multiprocessort multiprocessotr multiprocessod multiprocessord multiprocessodr multiprocessof multiprocessorf multiprocessofr multiprocessog multiprocessorg multiprocessogr Definition commonly spelled as: Defanition or Defenition, Synonym as: Synonim, Sinonym or Sinonim, Thesaurus as: Thesorus or Thesauris, Dictionary as: Dictionery or Dictionry and Define is usually not misspelled. What does mispell meen? It Meens...
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