1V0-21.20 · Question #41
During a virtual machine migration, which VMkernel networking layer handles the traffic?
The correct answer is D. vSphere vMotion. During a virtual machine migration, the vSphere vMotion VMkernel networking layer is responsible for handling the transfer of the virtual machine's memory and state between ESXi hosts.
Question
During a virtual machine migration, which VMkernel networking layer handles the traffic?
Options
- AFault Tolerance
- BIP storage
- CvSAN
- DvSphere vMotion
How the community answered
(23 responses)- A4% (1)
- C9% (2)
- D87% (20)
Why each option
During a virtual machine migration, the vSphere vMotion VMkernel networking layer is responsible for handling the transfer of the virtual machine's memory and state between ESXi hosts.
Fault Tolerance is a VMkernel service that provides continuous availability for a VM by maintaining a secondary VM, not for handling migration traffic.
IP storage VMkernel ports are used for connecting to iSCSI or NFS storage targets, handling storage traffic rather than VM migration traffic.
vSAN is a VMkernel service used to carry storage traffic for the vSAN datastore, not for general VM migration between hosts.
The vSphere vMotion VMkernel adapter is a specific service configured on a VMkernel port group, designated to carry the traffic generated during a live migration of a virtual machine. This includes the transfer of memory, CPU state, and other VM runtime data.
Concept tested: vSphere vMotion VMkernel port function
Source: https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.vcenter_host_management.doc/GUID-800CE34E-1C05-46F2-8700-66E85B28A252.html
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