I-Virtualization of Operating Systems (OS) ngokuyisisekelo iqukethe ukukwazi ukuhlanganyela kwi-Hardware efanayo ama-Operating Systems amaningi asebenza ngendlela ezimele ngokuphelele. Lokhu kwenziwa kusetshenziswa isoftware yokwenza izinto, lapho kukhona okuningi emakethe yamakhompiyutha futhi kunezindlela eziningi zamahhala nezokuphathelene.
Bonke ubuchwepheshe obukhona njengamanje bunamazinga ahlukene obunzima ngokufakwa, ukumiswa, ukusetshenziswa nokutholakala kwemibhalo edingekayo ukuze ubazi kahle. Kepha konke kugxilwe ekwenzeni lula ngoMeyi noma ngaphansi kokubona cishe i-OS yangasese (isivakashi) noma i-OS (Umsingathi), ukuze ukwazi ukuhlola cishe noma iyiphi i-OS ngaphandle kokuba ne-hard drive ezinikele.
Ukubaluleka kokwenza i-Virtualization
Kungakhathaliseki ukuthi wenza i-OS ephelele noma i-1 noma izinhlelo zokusebenza ezimbalwa, i-virtualization iyisidingo esibalulekile, njengoba kusivumela ukuthi sandise amathuba ethu namandla ngaphakathi kwenkundla yethu yamanje (ikhompyutha/inethiwekhi).
Kubo bonke labo abasebenza noma abajabulela iTechnology, kubaluleke kakhulu ukuba bazi ngezinguquko ezenzeke kuyo., noma ukukhulisa intuthuko yethu yobungcweti, ukuthuthukisa umkhiqizo wethu womsebenzi noma ukwenza lula nje ukufundwa kanye / noma nokufundiswa kwamuva kwikhompyutha yesayensi.
Umthandi wekhompyutha, imvamisa umsebenzisi wasekhaya osebenzisa i-OS ethile ngokuvamile ufuna ukufunda ukusebenzisa noma ukusebenzisa izinzuzo zenye i-OS eyaziwayo noma cha, ngaphandle kokusebenzisa ukufometha ikhompyutha yakho.
Futhi ubuchwepheshe obenza lokhu kwenzeke i-Virtualization of Operating Systems, okuqukethe ukukwazi ukwabelana ku-HW efanayo Ama-Operating Systems amaningi asebenza ngendlela ezimele ngokuphelele.
Ubuchwepheshe bamanje be-HW benze lobu buchwepheshe buvele kakhulu, okusho ukuthi, izinhlelo eziwusekelayo okuyinto namuhla esivumela ukuthi sisebenzise uhlelo olulodwa noma ngaphezulu olusebenzayo oluhlukile kolwethu nakolwethu, ngamandla afanayo angempela futhi kwesinye isikhathi lilingane noma likhulu kunokuthi kufakwe ngqo kwi HW.
Izinzuzo ze-Virtualization
- Gcina izindleko zezindleko zemishini emisha.
- Nciphisa Izinkinga Zokuhambisana Kohlelo
- Ukulondolozwa kwamahora / ukusebenza ngezinhlelo ezishisayo ze-Cloning.
- Ukonga amahora / umsebenzi ngokufuduka kwezinhlelo ezishisayo
- Ukusebenziseka kalula Kwezindawo Zokuhlola
- Thuthukisa ukuhlukaniswa kweMishini, Izicelo kanye Nemisebenzi
- Thuthukisa ukuphepha namaphrofayli wokufinyelela okukhethekile nge-Equipment and Systems
- Ukuzivumelanisa nezimo nokushesha ukubuyisela izinsiza kusebenza, izinhlelo zokusebenza kanye nezinsizakalo.
Okubi kwe-Virtualization
- Imbuyiselo ephansi engenzeka
- Ukulinganiselwa Okungenzeka Kwehadiwe
- Umsebenzi owandisiwe ngenxa yokwanda kweMV
- Ingozi eyengeziwe ngenxa ye-MV eyodwa
- Izingozi zokungafani noma ukungajwayelekile kwamafomethi e-VM
I-Virtualization Technologies
Ubuchwepheshe bokubona okutholakalayo busebenzisa lokho okwaziwa nge- "Hypervisor" noma "Virtual Machine Monitor (VMM)", okungelutho olunye ngaphandle kwePlatform ye-Virtualization uqobo, okungukuthi, ubuchwepheshe obusivumela ukuthi sisebenzise, ngasikhathi sinye, ama-OS amaningi kumsingathi wokusingathwa (i-physical Server).
Njengamanje, ama-hypervisors angahlukaniswa ngezinhlobo ezimbili:
- Thayipha 1 (Okomdabu, Insimbi Yensimbi): Lawa maHypervisors ayisixazululo seSoftware esenziwe ngqo kwi-HW yangempela ye-Host Host (i-physical Server) ukulawula i-HW nokuqapha i-OS enamaqiniso amaningi. Amasistimu we-Virtualized asebenza kwelinye izinga ngaphezu kwe-Hypervisor.
Ezinye ze-Type 1 Hypervisors ezaziwa kangcono yilezi ezilandelayo:
- ICitrix XenServer
- ICitrix Hypervisor
- Iseva yeMicrosoft Hyper-V
- Iphromox VE
- I-VMware: ESX / ESXi / ESXi Mahhala / vSphere Hypervisor
- Xen
- I-Xtratum
Ama-Hypervisors ohlobo 1 ngokulandelana angaba izinhlobo ezimbili:
- I-Monolithic
- NguMicrokernel
- Thayipha 2 (Ibanjwe): Lawa ma-Hypervisors ayisixazululo se-Software esisebenza ku-OS evamile (Linux, Windows, Mac OS) ukuze enze ezinye izinhlelo zokusebenza zibonakale. Ngale ndlela, i-virtualization ivela kungqimba eqhelelene kakhulu ne-HW uma siyiqhathanisa ne-Type 1 Hypervisors. Ngokunengqondo, lokhu kusho ukuthi ukusebenza kuphansi ku-Type 2 Hypervisors.
Ezinye ze-Type 2 Hypervisors ezisetshenziswa kakhulu yilezi ezilandelayo:
- bhve
- Amabhokisi amaGnome
- Umshini we-Virtual Kernel (KVM)
- I-VMware: Indawo yokusebenza, iServer, i-Player ne-Fusion
- IMicrosoft: I-Virtual PC, i-Virtual Server
- Ideskithophu yokufana
- QEMU
- I-Red Hat Enterprise Virtualization
- Sandboxie
- I-VMLite
- Umphathi we-Virt
- VirtualBox
- IVirtuozzo Hypervisor
I-Hybrid Virtualization ivame ukushiwo kweminye imibhalo, okuthi, njengoba igama layo lisho, iqukethe ukusebenzisa izinhlobo ezi-2 ze-Operating Systems Virtualization ezishiwo ngenhla ngaphakathi kwe-Host efanayo. Obunye ubuchwepheshe bokubona okwenziwayo okufanele kushiwo yibo obuvame ukuhlobana nefu noma iziqukathi. Phakathi kwazo kukhona:
- I-Cloud Virtualization
- Ama-Web Web Services (AWS)
- IBM AmandlaVM
- I-Oracle VM
- IWindows Azure
- Isitsha Virtualization
- Docker
- Kubernetes
- I-Linux-VServer
- I-LXC
- I-Openvz
- I-Panamax
- I-Podman
- I-Rancher Desktop
- I-RKT
- Ubungani
- Umfokazi
- Isiqukathi seWindows
Isifingqo
Ukunquma ukuthi yiluphi uhlobo lwe-Virtualization Technology olungcono kakhulu kuya ngezidingo kanye nemodeli yebhizinisi yeNhlangano kanye namandla weZisebenzi ze-IT ezisebenza lapho. Kepha ngamafuphi kungaphawulwa ukuthi uhlobo 1 lwe-hypervisor luyashesha kunohlobo 2 hypervisor, ngoba eyokuqala ixhumana ngqo ne-HW yeseva. I-Type 1 Hypervisor akudingeki ibhekane ne-OS nezendlalelo eziningi ezehlisa amakhono ama-Hypervisors aphethwe.
Ukuphetha lokho ngohlobo lwe-1 Hypervisor sizothola ukusebenza okungcono, ukukwazi ukuqina nokuqina. Kodwa, ngokumelene nakho, sinakho ukuthi ngalolu hlobo lobuchwepheshe be-virtualization i-HW esekelwe ilinganiselwe kakhulu, njengoba ijwayele ukwakhiwa ngesethi elinganiselwe yabashayeli futhi ukuqaliswa kwayo kuyinkimbinkimbi.
Ngenkathi usebenzisa ama-Type 2 Hypervisors aziwa kakhulu futhi aziwa yiwo wonke umuntu futhi asheshise ukunyakaza kokubona uthola ukuhambisana okuningi ngenxa yokuthi bane-matrix enkulu ye-HW, njengoba basebenzisa i-virtualization esekelwe kwisofthiwe. Isibonelo, i-Type 2 Hypervisor ingafakwa kukhompuyutha ephathekayo kalula kakhulu kune-Type 1 Hypervisor. Futhi, i-Type 2 Hypervisor kulula ukuyilungisa ngoba isebenza ngokuqondile ne-OS.
Uma uneminye imibuzo ngalesi sihloko, ngincoma ukuthi ufunde iphepha lomsebenzi elihlobene nalo elitholakala kulokhu isixhumanisi.
Incazelo enhle kakhulu mayelana nomehluko phakathi kohlobo lwe-VMM 1 nohlobo 2.
Isihloko esihle kakhulu.
Sawubona, ngiyabonga ngokufunda nokuphawula kwakho. Sijabula kakhulu ngokuthi okuqukethwe kube usizo futhi kuyathakazelisa kuwe.