Thread (computing): Difference between revisions

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== History ==

{{expand section|date=February 2021}}

Threads made an early appearance under the name of "tasks" in IBM's batch processing operating system, OS/360, in 1967. It provided users with three available configurations of the OS/360 control system, of which [[OS/360 and successors#MVT|OS/360 Multiprogramming with a Variable Number of Tasks]] (MVT) inwas 1967one. Saltzer (1966) credits [[Victor A. Vyssotsky]] with the term "thread".<ref>{{Cite thesis|url=http://web.mit.edu/Saltzer/www/publications/MIT-MAC-TR-030.ocr.pdf|title=Traffic Control in a Multiplexed Computer System|first=Jerome Howard|last=Saltzer|author-link=Jerry Saltzer|degree=Doctor of Science|date=July 1966|page=20}}</ref>

The use of threads in software applications became more common in the early 2000s as CPUs began to utilize multiple cores. Applications wishing to take advantage of multiple cores for performance advantages were required to employ concurrency to utilize the multiple cores.<ref>{{Cite journal |first=Herb |last=Sutter |author-link=Herb Sutter |title=The Free Lunch Is Over: A Fundamental Turn Toward Concurrency in Software |url=http://gotw.ca/publications/concurrency-ddj.htm |journal=[[Dr. Dobb's Journal]] |volume=30 |issue=3 |date=March 2005}}</ref>