CloudStack and Hypervisors: Comparing KVM, Xen, and VMware

CloudStack supports three main hypervisors, KVM, XenServer, and VMware (vSphere/ESXi). Each integrates differently with the CloudStack management plane. Overview Feature KVM XenServer VMware (vSphere) CloudStack connects to Each host directly Pool Master vCenter API System VM control Link Local network Link Local network Management network Networking Linux bridge / OVS Network labels vSwitch / dvSwitch Storage NFS / SharedMountPoint NFS / iSCSI / FC vCenter-managed datastores Max hosts/cluster Unlimited 64 (v7....

November 10, 2025 · 3 min · Daman Arora