Comparing Server Virtualization Software
Why choose Proxmox VE for your workloads?
Many companies choose an open-source virtualization solution to simplify their IT infrastructure with server virtualization and consolidation. It helps them quickly reduce operating costs as well as maintenance and administration time. The open-source platform Proxmox VE comes with zero license cost, provides full access to all functionalities, and increases the flexibility, security, and reliability of your IT infrastructure.
Proxmox VE is already the best choice for thousands of satisfied customers when it comes to choosing an alternative to VMware vSphere, Microsoft Hyper-V or Citrix XenServer.
The following list will help you to compare Proxmox VE with alternatives in the server virtualization market:
"I recommend Proxmox for those IT professionals who want to increase the availability of their servers, to reduce the administration complexity and also to make the most of their IT budget..."
Valentín Ortiz Ferretiz
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Proxmox Virtual Environment | |
|---|---|
| Base OS: | Debian GNU/Linux |
| License: | AGPL, v3 |
| Full virtualization: | KVM/QEMU |
| OS-level virtualization: | Linux Container (LXC) |
| Architecture: | x86_64 |
| Installation: | Bare-metall ISO installer |
| max. RAM and CPU per host: | 12TB RAM and 768 logical CPU |
Features |
|
| Clustering: | yes |
| HA: | yes |
| Storage: | LVM, LVM-thin, iSCSI/kernel, iSCSI/libiscsi, Ceph/RBD, CephFS, ZFS over iSCSI, ZFS (local), directory, NFS, CIFS, GlusterFS |
| Network: | Bridged-Networking, Open vSwitch |
| Guests: | Linux, Windows, other operating systems are known to work and are community supported |
| Memory deduplication/sharing: | yes, KSM |
| Firewall: | built-in, cluster-wide, IPv4 and IPv6 |
| Cloud-ready: | yes |
| Hyper-Converged Infrastructure (HCI): | yes |
Management |
|
| GUI: | full-featured web interface |
| CLI: | yes |
| API: | yes (REST) |
| Monitoring: | yes |
| User Management: | LDAP, AD, Two-factor authentication |
| Permission Management: | yes, granular |
| 3rd party tools: | yes |
VM Lifecycle |
|
| Backup/Restore: | yes |
| Migration: | yes |
| Live Migration: | yes, interchangeable CPU, on identical and newer versions |
| Storage Live Migration: | yes |
| Snapshot: | yes |
| Template and Clone: | yes |
| Replication: | yes |
| Export / Import: | yes |
| Virtual CPU Overcommit: | yes |
| V2V: | yes |
| P2V: | yes |
Support and Pricing |
|
| Free software: | yes, AGPL, v3 |
| License cost: | no |
| Enterprise support: | commercial, subscription-based |
| Forum support: | public community forum with free access |
| Trainings: | yes |
| Bugtracker: | yes |
| Code repository: | public (Git) |
| Documentation: | administration guide, Wiki |