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vSphere 5 vs. XenServer 6
Major LeaguePlayoffs
According to market researchers [1], VMware and Citrix currently account for between 80 and 88 percent of the US and UK hypervisor market (Figure 1) and about 71 percent in Western Europe. vSphere 5 [2] by VMware started to move into the server racks in the summer of 2011, but while I was researching this article, Citrix suddenly burst onto the scene with the XenServer 6.0 release [3].
Figure 1: Market share (%) of primary hypervisors in the US and UK 2011Q2. (Source: V-index [1])
XenServer 6
Vendor: Citrix [3].
Type: x86 hypervisor for virtual machines with almost any operating system; wide-ranging management and monitoring solutions.
License: Proprietary with open source components.
Costs: Official pricing in a variety of currencies is available at the XenServer website [9].
Test version: Two XenServer trials are available [10].
Although I
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