Table of Contents
Question
Which feature would allow for the non-disruptive migration of a virtual machine between two clusters in a single VMware vCenter instance?
A. vSphere vMotion
B. Cross vCenter Migration
C. vSphere Storage vMotion
D. vSphere Fault Tolerance
Answer
A. vSphere vMotion
Explanation
The correct answer is A. vSphere vMotion. This feature allows for the non-disruptive migration of a virtual machine between two clusters in a single VMware vCenter instance, as long as they are connected to the same shared storage and network. vSphere vMotion transfers the virtual machine’s active memory and precise execution state over a high-speed network, allowing the virtual machine to switch from running on the source vSphere host to the destination vSphere host. This process takes less than two seconds on a gigabit Ethernet network and does not affect the availability or performance of the virtual machine.
Some of the benefits of using vSphere vMotion are:
- It enables zero-downtime maintenance and upgrades of the physical servers.
- It optimizes the resource utilization and performance of the virtual machines across vSphere clusters.
- It enhances the availability and reliability of the virtual machines by moving them away from failing or underperforming servers.
Some of the requirements and limitations for using vSphere vMotion are:
- The source and destination hosts must have compatible CPUs.
- The source and destination hosts must have access to the same shared storage and network.
- The source and destination hosts must be managed by the same vCenter Server instance.
- The virtual machine must not have any active snapshots.
- The virtual machine must not have any connections to physical devices.
Reference
- What is vMotion? | Live Migration of Virtual Machines | VMware
- vMotion | VMware
- Migration with vMotion (vmware.com)
- Migration to a different processor (1011788) (vmware.com)
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