Inqubo wuhlelo olusetshenziswayo okungukuthi uhlelo olusebenzayo. Uchungechunge luyinqubo engasindi engaphathwa ngokuzimela wumhleli. Izinqubo zidinga isikhathi esengeziwe sokushintsha umongo njengoba zisinda kakhulu. Imicu idinga isikhathi esincane sokushintsha umongo njengoba ilula kunezinqubo.
Iyini inqubo vs uchungechunge?
Inqubo isho ukuthi uhlelo luyasebenza, kanti uchungechunge lusho ingxenye yenqubo. Inqubo ayiyona I-Lightweight, kanti Imicu iyisindo esincane. … Inqubo ihlukanisiwe kakhulu, kuyilapho i-Threads yabelana ngenkumbulo. Inqubo ayabelani ngedatha, futhi Imicu yabelana ngedatha yodwa.
Uyini umehluko phakathi kwentambo yenqubo nomsebenzi?
Umehluko phakathi kochungechunge nenqubo uwukuthi, lapho i-CPU ishintsha isuka kwenye inqubo iye kwenye imininingwane yamanje idinga ukugcinwa kokuthi Incazelo Yenqubo futhi ilayishe ulwazi lwenqubo entsha. Ukushintsha intambo eyodwa iye kwenye kulula. Umsebenzi umane uyisethi yemiyalelo elayishwe kumemori.
Iyini Inqubo kanye nemicu kusistimu yokusebenza?
Inqubo, ngokwemibandela elula, iwuhlelo olusebenzayo. Uchungechunge olulodwa noma ngaphezulu lusebenza kumongo wenqubo. Uchungechunge luyiyunithi eyisisekelo lapho isistimu yokusebenza eyabela isikhathi sokucubungula. Uchungechunge lungasebenzisa noma iyiphi ingxenye yekhodi yenqubo, okuhlanganisa izingxenye ezisetshenziswa manje olunye uchungechunge.
Ingabe imicu ishesha kunezinqubo?
inqubo: ngenxa yokuthi ukukopisha inkumbulo kuncane kakhulu kuyadingeka (isitaki nje sentambo), imicu ishesha ukuqala kunezinqubo. … Izinqolobane ze-CPU kanye nengqikithi yohlelo ingagcinwa phakathi kochungechunge ngenqubo, kunokuba ilayishwe kabusha njengalapho kushintshwa i-CPU inqubo ehlukile.
Mingaki imicu engaba nayo inqubo?
Inqubo ingaba nanoma yikuphi ukusuka kuchungechunge olulodwa kuya emicu eminingi. Lapho inqubo iqala, inikezwa inkumbulo nezinsiza. Uchungechunge ngalunye lwenqubo lwabelana ngaleyo nkumbulo nezinsiza. Ezinqubweni ezinomucu owodwa, inqubo iqukethe intambo eyodwa.
Ikuphi ukufana nomehluko phakathi kwenqubo nentambo?
Inqubo wuhlelo olusetshenziswayo okungukuthi uhlelo olusebenzayo. Uchungechunge luyinqubo engasindi engaphathwa ngokuzimela wumhleli. Izinqubo zidinga isikhathi esengeziwe sokushintsha umongo njengoba zisinda kakhulu. Imicu idinga isikhathi esincane sokushintsha umongo njengoba ilula kunezinqubo.
Iyini intambo ngesibonelo?
Njengokugeleza kokulawula okulandelanayo, intambo kufanele idwebe ezinye zezinsiza zayo ngaphakathi kohlelo olusebenzayo. Isibonelo, uchungechunge kufanele lube nesitaki salo sokwenza kanye nesibali sohlelo. Ikhodi esebenza ngaphakathi kochungechunge isebenza kuphela kulowo mongo. Eminye imibhalo isebenzisa umongo wokwenza njengomqondo ofanayo wochungechunge.
Kungani sidinga i-multithreading?
I-Multithreading ivumela ukwenziwa kwezingxenye eziningi zohlelo ngesikhathi esisodwa. Lezi zingxenye zaziwa njengemicu futhi ziyizinqubo ezingasindi ezitholakala ngaphakathi kwenqubo. Ngakho-ke ukufunda okuningi kuholela ekusetshenzisweni okuphezulu kwe-CPU ngokwenza imisebenzi eminingi.
Iyini inqubo kanye nomjikelezo wayo wokuphila?
Umjikelezo wokuphila wenqubo ungachazwa ngomdwebo wombuso. Okunezifunda ezimele isimo sokwenziwa kwenqubo ngesikhathi esihlukahlukene kanye nezinguquko. Lokho kubonisa izinguquko esimweni sokwenza. Ukugcina ulwazi lokuphatha mayelana nenqubo isistimu yokusebenza isebenzisa ibhulokhi yokulawula inqubo (PCB).
Yiziphi izinzuzo zezintambo?
Izinzuzo Zochungechunge
- Imicu inciphisa isikhathi sokushintsha umongo.
- Ukusetshenziswa kochungechunge kunikeza ukuhambisana ngaphakathi kwenqubo.
- Ukuxhumana okuphumelelayo.
- Konga kakhulu ukwakha nokushintsha imicu yokuqukethwe.
- Imicu ivumela ukusetshenziswa kwezakhiwo ze-multiprocessor ngezinga elikhulu nokusebenza kahle.
Iyini intambo nezinhlobo zayo?
Uchungechunge luwukusakaza okulandelanayo okukodwa ngaphakathi kwenqubo. Imicu inezinto ezifanayo nezenqubo ngakho-ke ibizwa ngokuthi izinqubo zesisindo esincane. Imicu ilandelwa ngokulandelana kodwa inikeza umbono ongewona owenziwe ngokuhambisana.
Ingabe inqubo ingaba nemicu engu-0?
Iphrosesa isebenzisa imicu, hhayi izinqubo, ngakho uhlelo lokusebenza ngalunye lunenqubo okungenani eyodwa, futhi inqubo ihlale inochungechunge olulodwa lokusebenzisa, olwaziwa ngokuthi uchungechunge oluyinhloko. … Inqubo ingaba neziro noma ngaphezulu amafulethi anomucu owodwa kanye neziro noma eyodwa enemicu eminingi.
Kufanele ngisebenzise nini imicu?
Kufanele usebenzise imicu uma futhi kuphela uma inani labantu ohlosiwe lizoba ne-multi-core (njengoba kunjalo ezimakethe zamanje zedeskithophu/laptop), futhi unqume ukuthi umongo owodwa awukona ukusebenza okwanele.
Kungani ukushintsha kokuqukethwe kushesha emiculweni?
Uma sishintsha phakathi kwemicu emibili, ngakolunye uhlangothi, akudingekile ukwenza i-TLB ingasebenzi ngoba yonke imicu yabelana ngesikhala sekheli esifanayo, futhi ngaleyo ndlela inokuqukethwe okufanayo kunqolobane. … Ngakho ukushintsha umongo phakathi kwemicu ye-kernel emibili kuyashesha kunokushintsha phakathi kwezinqubo ezimbili.