Friday, 9 December 2011

The Main Difference Among Citrix Xenserver 5.6.1, Microsoft Windows Server 2008 Hyper-V R2, Red Hat Enterprise Virtualization 2.2 & Vmware vSphere 4.1

Virtualization is now considered as viable for financial gatherings of all sizes. 
VMware advances the market by a long shot but there are a number of vendors to decide from.
We have weighed against the primary virtualization vendors in the matrix below
Overall, VMware advances the gathering of vendors, which embraced Citrix Xen Server; Microsoft Windows Server 2008 Hyper-V R2; Red Hat Enterprise Virtualization 2.2 and VMware VSphere.
But the gap is finishing fast. All are viable in a goods produced environment. The greatest of financial gatherings still observe virtualization as the best pick but tiny and mid-sized financial gatherings have picks to decide from as observed in this aspect visual show clearly below

Virtualization Server Comparison

Features
Citrix
Microsoft
Red Hat
Vmware

Xenserver
Windows
Enterprise
vSphere

5.6.1
Server 2008
Virtualization
4.1


 Hyper-V R2
 2.2


vCPUs per host
512
512
512
512

vCPUs per VM
8 Win /32  Linux
4
8
16


RAM per host
512 GB
1 TB
1 TB
1 TB

RAM per VM
32 GB
64 GB
256 GB
255 GB

Page sharing
No
No
Yes
Yes

Virtual NICs
7 / guest
8 synthetic, 4 emulated
8 / guest
10 / guest


VLAN Supports
Yes
Yes (but with separate guest config.
Yes
Yes



Guest OS Support
CentOS, Debian, Redhat, Suse, Windows
Red Hat, Suse, Windows
Red Hat, windows
Most x86 OS


Live Migrations
Yes
Yes ( requires windows clustering
Yes
Yes



Live Storage Migrations
No
No (but can automate with VM suspend)
No
Yes



High availability
Yes
Yes
Yes (but not for
Yes





Microsoft is VMware's adjacent contestant as it can be supposed in the comparison.
Among the three challengers, Microsoft Hyper-V comes adjacent to VMware vSphere in overall authorities functionality. However, though VMware, Red Hat, and Citrix merge virtualization host and VM authorities in a single authorities attendant, Microsoft spreads the runs across multiple System Center tools. Hyper-V's drew near competency come at the charge of other atop, configuration, and complexity for administrators.
That terminal sentence sum totals higher the competitions to those account for virtualization. It's no longer the charge that ought save customers from supporting virtualization. Instead, it's the technical knowledge wanted that ought become one of the greatest considerations.

Note:  The remaining features which are as under are available in all of the above VM servers.
  • Maintenance mode for hosts
  • Templating and cloning
  • Thin provisioned VM disks
  • VM import / export
  • Snapshots
  • Remote console
  • PXE boot for VMs
  • Shared storage
  • Storage multipathing
  • Shared resource pools
  • API