KVM
7.2#3 in server virtualization softwareFree planFree planAPILinuxSelf-hosted
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| Fact | KVM | oVirt |
|---|---|---|
| Free plan | Yes | Yes |
| Live migration | The FAQ states that KVM supports moving running virtual machines between hosts without downtime. | Running virtual machines can be moved between hosts in a cluster without service interruption. |
| Project origin | KVM was announced in 2006 and entered the Linux kernel the following year. | Red Hat announced the oVirt project in December 2011 with Canonical, Cisco, IBM, Intel, NetApp and SUSE to develop an open virtualization community. |
KVM suits Linux users who need to run Linux or Windows virtual machines on compatible x86 hosts. It may also suit teams using QEMU, libvirt, OpenStack, or oVirt as an upper layer.
oVirt suits organizations managing enterprise infrastructure that can install and operate a self-hosted virtualization system. It is also relevant to teams needing APIs, automation tools, or centralized storage choices.