Compute Resource Matrix

Virtualization SoftwareXen 3 Xen 4KVM 5KVM 6KVM 7VMwarevCloud
Feature       
Integrated StorageYYYYNNN
Cloud BootYN
CentOS 6 64bit (roadmap)
NCentOS 6 64bitNNN
Smart ServersNNYYNNN
Incremental backupsYYYYYNN
Load balancing clustersYYYYYNN
Autoscaling

Y

Linux VSs only

Y

Linux VSs only

Y

Linux VSs only

Y

Linux VSs only

Y

Linux VSs only

NN
RecipesYYYYYYN
Edge serversYYYYYNN
Balooning release resource type for Compute zonesNNYYYNN
CPU UnitsYY

Y

N for CentOS5

Y

YNN
Virtual server options       
Hot RAM resize without reboot**YYY**Y**Y**Windows 2008 and Windows 7 VSsN
Hot CPU cores resize without rebootYYYYYWindows 2008 and Windows 7 VSs.
Some Linux distributions
N
Hot migration**Available for some Linux, Windows 2003/2008 VSsAvailable for some Linux, Windows 2003/2008 VSsAvailable for some Linux, Windows 2003/2008 VSsAvailable for some Linux, Windows 2003/2008 VSsAvailable for some Linux, Windows 2003/2008 VSs
(via vCenter)
N
Cold migration Y Y Y YY

VMware utilizes vMotion to ensure that the VSs are optimallyplaced on the compute resources

N
Disk hot attachment / detachmentNNNAvailable for Linux VSs
(Virtio templates)
Available for Linux VSs
(Virtio templates)
NN
Disk resize (increase/decrease)

Available for Linux VSs.

FreeBSD -  increase only is available. Disk resize is not available for primary FreeBSD disks.

Disk size decrease is not available for Integrated Storage.

Available for Linux VSs.

FreeBSD -  increase only is available. Disk resize is not available for primary FreeBSD disks.

Available for Linux VSs.

FreeBSD -  increase only is available. Disk resize is not available for primary FreeBSD disks.

Available for Linux VSs.

FreeBSD -  increase only is available. Disk resize is not available for primary FreeBSD disks.

Disk size decrease is not available for Integrated Storage.

Available for Linux VSs.

FreeBSD -  increase only is available. Disk resize is not available for primary FreeBSD disks.

Disk size decrease is not available for Integrated Storage.

Y -  Increase only. Reboot is required.Y - cold
IPv6 support ***YYYYYNN
Reboot in recoveryYYYYYNN

Segregate 

YYYYYNN

VIP status

YYYYYNN
FirewallYYYYY

N

presented withpublishing rules  

Y
BackupsYYYYY

seeVMware VS Snaphots

see Virtual Server Snapshots
Change ownerYYYYYNN
CPU TopologyNNYYYNN

** Detailed info about RAM resize without reboot and hot-migrate abilities per template is available at:          

***  At least one IPv4 address must be allocated to a virtual server's primary network interface, as some applications do not support IPv6.