Video: Puas yog Ruby ntawm Rails multithreaded?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Phusion Neeg nrog caij siv cov txheej txheem raws li concurrency los lis ob peb qhov kev thov concurrently, yog li, nruj me ntsis hais lus, tsis yog " multithreaded , "tab sis tseem concurrent. Qhov no tham los ntawm Ruby MidWest 2011 muaj qee qhov kev xav zoo rau kev tau txais Multithreaded Ruby on Rails mus.
Hauv qhov no, Ruby puas txhawb nqa multithreading?
A multithreaded program muaj ntau tshaj ib txoj xov ntawm kev ua tiav. Ruby ua kom yooj yim los sau cov kev pab cuam ntau txoj xov nrog Thread class. Ruby threads yog lub teeb yuag thiab muaj txiaj ntsig txoj hauv kev kom ua tiav qhov sib txuam hauv koj cov cai.
Qhov thib ob, yog Ruby concurrent? Tshwj xeeb, Ruby concurrency yog thaum ob txoj haujlwm tuaj yeem pib, khiav, thiab ua tiav hauv lub sijhawm sib tshooj. Nws tsis tas txhais tau tias, txawm li cas los xij, tias lawv yuav puas tau ob leeg khiav ntawm tib lub sijhawm (piv txwv li, ntau cov xov ntawm lub tshuab ib leeg).
Ib yam li ntawd, puas yog Ruby ib leeg threaded?
Cov lus teb luv luv yog yog, lawv yog ib threaded . Cov lus teb ntev yog nws nyob ntawm. JRuby yog multithreaded thiab tuaj yeem khiav hauv tomcat zoo li lwm yam java code. MRI (npe ruby ) thiab Python ob leeg muaj GIL (Global Interpreter Lock) thiab yog li ntawd ib threaded.
Puas yog Ruby muaj Gil?
MRI muaj ib yam dab tsi hu ua tus neeg txhais lus thoob ntiaj teb xauv ( GIL ). Nws yog ib lub xauv nyob ib ncig ntawm kev tua ntawm Ruby code. Qhov no txhais tau hais tias nyob rau hauv ib tug multi-threaded ntsiab lus, tsuas yog ib tug xov yuav ua tau Ruby code thaum twg los tau. Cov GIL muaj los tiv thaiv Ruby internals los ntawm haiv neeg tej yam kev mob uas yuav corrupt cov ntaub ntawv.
Pom zoo:
Puas txhais tau tias yog kev sib raug zoo ntawm cov khoom ntawm ib yam khoom thiab lub peev xwm ntawm tus neeg sawv cev uas muab cov lus qhia rau kev siv cov khoom?
Kev them nyiaj yog kev sib raug zoo ntawm cov khoom ntawm ib yam khoom thiab lub peev xwm ntawm tus neeg sawv cev uas txiav txim siab seb qhov khoom siv tau li cas
Yuav ua li cas ruby Ruby ntawm Ubuntu?
Txhawm rau nruab Ruby los ntawm lub neej ntawd Ubuntu repositories, ua raws cov kauj ruam no: Ua ntej, hloov kho cov pob khoom ntsuas: sudo apt hloov tshiab. Nruab Ruby los ntawm ntaus ntawv: sudo apt nruab ruby-tag nrho. Txhawm rau txheeb xyuas qhov kev teeb tsa nws tau ua tiav khiav cov lus txib hauv qab no uas yuav luam tawm Ruby version: ruby --version
Puas yog qhov kis nruab nrab yog ib feem ntawm lub cev txheej vim li cas los yog vim li cas ho tsis?
Lub cev txheej hauv OSI Model yog txheej qis tshaj plaws thiab siv rau kev xa cov ntaub ntawv hauv nws daim ntawv yooj yim: ntsis-qib. Qhov nruab nrab kis tau tus mob tuaj yeem yog wired lossis wireless. Cov txheej txheem ntawm lub cev nyob rau hauv ib tug qauv wired muaj xws li cables thiab connectors uas yog siv los nqa cov ntaub ntawv los ntawm ib qho chaw mus rau lwm qhov
Tam sim no version ntawm Rails yog dab tsi?
Keeb Kwm Version Hnub Tim 5.1 Lub Tsib Hlis 10, 2017 5.2 Lub Plaub Hlis 9, 2018 6.0 Lub Yim Hli 16, 2019 Cov Lus Nug Dhau Los, tseem khaws Cov Ntawv Tshaj Tawm Yav Tom Ntej
Puas yog Ruby ntawm Rails tuag?
Lub Ruby ntawm Rails, lub moj khaum sau ua lus Ruby thiab tso tawm xyoo 2004, feem ntau hu ua piv txwv ntawm qhov kev hloov pauv no. Ib lub moj khaum uas yog ib qho ntawm cov neeg nyiam tshaj plaws, tam sim no suav tias yog qhov qub thiab tuag los ntawm qee yam