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Operatsionnye sistemy ryealnogo vremeni: BeOS, Operatsionnaya sistema ryealnogo vremeni, QNX, VxWorks, KPDA, RTLinux, Jari OS, RSX-11, Os2000 (Russian Edition)

Author Istochnik: Wikipedia
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Book Details
ISBN / ASIN1232259918
ISBN-139781232259916
AvailabilityUsually ships in 24 hours
MarketplaceUnited States 🇺🇸

Description

Istochnik: Wikipedia. Stranitsy: 24. Glavy: BeOS, Operatsionnaya sistema ryealʹnogo vremeni, QNX, VxWorks, KPDA, RTLinux, Jari OS, RSX-11, Os2000, RTEMS, FreeRTOS, KURT, Embox, Proekt TRON, Xenomai, ChibiOS/RT, DRYOS, Dispetcher, EComStation, Nucleus, DOS-11, INTEGRITY, BeOS R5.1d0, LynxOS, TNKernel, XOberon, OS-9, OSRV SM EVM, MicroC/OS-II, ChorusOS. Vyderzhka: Operatsionnaya sistema ryealʹnogo vremeni, OSRV (angl. ) - tip operatsionnoĭ sistemy. Yestʹ mnogo opredeleniĭ termina, po suti pokhozhikh drug na druga. Samye rasprostranënnye iz nikh: Operatsionnye sistemy ryealʹnogo vremeni inogda delyat na dva tipa - sistemy zhestkogo ryealʹnogo vremeni i sistemy myagkogo ryealʹnogo vremeni. Operatsionnaya sistema, kotoraya mozhet obespechitʹ trebuemoe vremya vypolneniya zadachi ryealʹnogo vremeni dazhe v khudshikh sluchayakh, nazyvaet·sya operatsionnoĭ sistemoĭ zhëstkogo ryealʹnogo vremeni. Operatsionnaya sistema, kotoraya mozhet obespechitʹ trebuemoe vremya vypolneniya zadachi ryealʹnogo vremeni v srednem, nazyvaet·sya operatsionnoĭ sistemoĭ myagkogo ryealʹnogo vremeni. Sistemy zhëstkogo ryealʹnogo vremeni ne dopuskayut zaderzhek ryeaktsii sistemy, tak kak eto mozhet privesti k: Yesli ne vypolnyaet·sya obrabotka kriticheskikh situatsiĭ libo ona proiskhodit nedostatochno bystro, sistema zhëstkogo ryealʹnogo vremeni preryvaet operatsiyu i blokiruet yeë, chtoby ne postradala nadëzhnostʹ i gotovnostʹ ostalʹnoĭ chasti sistemy. Primerami sistem zhëstkogo ryealʹnogo vremeni mogut bytʹ - bortovye sistemy upravleniya (na samolëte, kosmicheskom apparate, korable, i pr.), sistemy avariĭnoĭ zashchity, registratory avariĭnykh sobytiĭ. Sistemy myagkogo ryealʹnogo vremeni kharakterizuyut·sya vozmozhnostʹyu zaderzhki ryeaktsii, chto mozhet privesti k uvelicheniyu stoimosti rezulʹtatov i snizheniyu proizvoditelʹnosti sistemy v tselom. Primerom mozhet sluzhitʹ rabota kompʹyuternoĭ seti. Yesli sistema ne uspela obrabotatʹ ocherednoĭ prinyatyĭ paket, eto privedet...