比较2020年最佳虚拟化软件:Hyper-V,KVM,vSphere和XenServer

本文的翻译是在“ Linux管理员”课程开始的前夕准备的虚拟化和集群”








- . — , .



?



IT- . , . , , . , . .



/ — Hyper-V vs KVM vs vSphere vs XenServer



Citrix XenServer, Microsoft Hyper-V, Red Hat KVM VMware vSphere . , .



IT- .



: .



1. Hyper-V



2008 Microsoft Hyper-V . , -, .





Microsoft Hyper-V Windows Server 2019:



  • .
  • VM.
  • .
  • ReFS.
  • (Storage Spaces Direct)
  • Windows.
  • .


Microsoft PDF.



2. KVM



KVM (Kernel-based Virtual Machine), Red Hat Virtualization Suite, . KVM ​​Linux . Linux 2.6.20.





Red Hat KVM:



  • Overcommit
  • Disk I/O throttling
  • Red Hat Enterprise Virtualization API
  • PCI
  • Red Hat Satellite
  • (Disaster Recovery)


KVM.



3. vSphere



vSphere, VMware, , , .



, (vCompute, vStorage vNetwork), , vCenter Server, vSphere Client . .





VMware vSphere:



  • vCenter Server: , , IT .
  • vSphere Clien: vSphere 6.7 vSphere Web Client Flash. vSphere Client vSphere Update Manager, , vSAN, , , VMware vSphere Distributed Switch .
  • vSphere SDK: vSphere.
  • VM File System: VM.
  • Virtual SMP: .
  • vMotion: .
  • Storage vMotion: .
  • : -.

    (DRS): , .
  • : , .
  • (VDS): ESXi .


VMware PDF-.



4. XenServer



Xen Project Hypervisor, XenServer . , , .



XenServer NIVIDA Intel .





Citrix XenServer:



  • Active Directory
  • (RBAC)
  • XenMotion
  • , PDF.


vSphere, XenServer, Hyper-V KVM





. !



: ​​11 2020 , - . . . , , 100% .





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