Which technology is used to run VMs in an OpenShift cluster?

OpenShift is a Kubernetes-based container platform that supports both containerized and virtualized

workloads. Let’s analyze each option:

A . ESXi

Incorrect: ESXi is VMware’s hypervisor for running virtual machines. While it is widely used in

traditional virtualization environments, it is not integrated into OpenShift.

B . OpenStack

Incorrect: OpenStack is an open-source cloud computing platform used for managing infrastructure

resources (e.g., compute, storage, networking). It is unrelated to running VMs in an OpenShift

cluster.

C . Hyper-V

Incorrect: Hyper-V is Microsoft’s hypervisor for running virtual machines. Like ESXi, it is not

integrated into OpenShift.

D . KubeVirt

Correct: KubeVirt is the technology used to run virtual machines in an OpenShift cluster. It extends

Kubernetes to support VM workloads alongside containers, enabling hybrid workload management.

Why KubeVirt?

Integration with OpenShift: KubeVirt is specifically designed to run VMs in Kubernetes-based

environments like OpenShift.

Hybrid Workload Support: It allows organizations to manage both containers and VMs using the

same Kubernetes APIs and tools.

JNCIA Cloud Reference:

The JNCIA-Cloud certification covers OpenShift and its integration with Kubernetes extensions like

KubeVirt. Understanding how to run VMs in OpenShift is essential for managing hybrid workloads in

cloud-native environments.

For example, Juniper Contrail integrates with OpenShift and KubeVirt to provide networking and

security for hybrid workloads.

Reference:

KubeVirt Documentation

OpenShift Documentation: Virtualization

Juniper JNCIA-Cloud Study Guide: OpenShift and Kubernetes