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Virtualization
Xen Enterprise 4 VS VMware Virtual Infrastructure
3 (VMware Biased)
Please be warned this comparison is biased toward VMware. For our un-biased comparison please click Xen Enterprise 4 VS VMware Virtual Infrastructure 3 (Un-Biased).
| VMware | Xen | |
|
Component Failure
|
NIC teaming, HBA multipathing
|
Relies on
Linux Support
|
|
OS/Application Outage
|
VMware HA x-host VM Cluster planned VMotion DRS Maint.mode |
Complex Linux host clustering
XenMotion
|
|
Resource Shortage
|
VMware DRS
|
Not available
|
|
Server Failure
|
VMware HA
|
Complex Linux host or Guest clustering
|
|
Files Deleted
|
VMware Consolidated Backup
|
No integrated backup tools
|
|
Storage Failure
|
VMware Consolidated Backup
|
No integrated backup tools
|
|
Interrupted Live Migration
|
VMFS distributed file locking
|
No distributed FS to prevent VM corruption as it seems
to depend on NFS
|
| Cost Per VM |
Low Support Older Servers |
Medium Only Support newer servers which has Intel-VT or AMD-V processors. |
| 64-bit Support | Production Support | Limited Operating systems |
| OS Support |
32- & 64-bit, Windows, Linux,NetWare, Solaris guests |
Limited Windows, Linux guests
|
|
Mgmt OS a single point of failure?
|
False | True (almost a linux host) |
 Hypervisor
just an extension to a fat OS
|
False | True (Full Linux Kernal) |
 Customer
Support
|
Well established virtualization support | Still Building their support and highly dependant on the open source community in supporting them. |
| Primary Customer usage |
85%
of
VMware customers use server virtualization in production1
|
Primarily in test/dev environments
|
| Requires Host OS | No - Bare-Metal Installation | No - Bare-Metal Installation, but it install a full Linux Kernal when its installing. |
| Performance | High | medium |
| Run unmodified OS | yes | No, Xen Hypervirsor has to be inclusion into the Linux OS and Hardware assistance required for windows Platform. |
 Security
|
High |
Host OS dependant
(exposed to most linux vulnerabilities)
|
Other Related Comparisons:
vSphere vs Windows Server 2008 R2 Hyper-V
Microsoft Virtual Server 2005 R2 VS Citrix Xen Enterprise
Microsoft Virtual Server 2005 R2 VS VMware Virtual Infrastructure 3
Microsoft Windows Hyper-V (WSV) VS VMware Virtual Infrastructure 3.5
Virtualization Comparison Forum:
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