Citrix XenServer - Technical Details

Key Features

Citrix XenServer is an enterprise-class solution for virtualizing application workloads across any number of servers in the datacenter as a flexible, aggregated pool of computing resources. XenServer is a native, 64-bit virtualization platform with the scalability required by Microsoft® Exchange Server, Microsoft® SQL Server®, and other business-critical applications. High capacities for processor and memory resources coupled with fine-grained control of CPU, network and disk enable XenServer to deliver optimal quality of service. And with XenMotion™ technology, running virtual machines can be migrated to new servers without service interruption, enabling zero-downtime maintenance.

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Compare Citrix XenServer Editions	Express Edition	Standard Edition	Enterprise Edition	Platinum Edition
Feature
Native 64-bit Xen hypervisor	•	•	•	•
Windows and Linux guests	•	•	•	•
XenCenter unified virtualization management console	•	•	•	•
XenAPI management and control scripting interface	•	•	•	•
Multi-server management		•	•	•
Resource pools			•	•
XenMotion live migration			•	•
Shared Fibre Channel, iSCSI and NFS storage			•	•
Configurable VLAN support			•	•
Resource QoS controls			•	•
Physical and virtual server provisioning				•
Administrative model	Single server	Multiple servers	Multiple servers and pools	Multiple servers and pools
Physical memory	1 GB – 4 GB	1 GB – 128 GB	1 GB – 128 GB	1 GB – 128 GB
Processor sockets	2	2	Unlimited *	Unlimited *
Virtual machines running concurrently	4	Unlimited *	Unlimited *	Unlimited *
Memory maximum per virtual machine	4 GB	32 GB	32 GB	32 GB

* No limit imposed by license — consult product documentation for tested limits of current release.

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©2008 Citrix Systems, Inc. All rights reserved. Citrix®, Citrix XenApp™, Citrix XenServer™ and Citrix XenMotion™ are trademarks of Citrix Systems, Inc. and/or one or more of its subsidiaries, and may be registered in the United States Patent and Trademark Office and in other countries. Microsoft®, Windows®, and Hyper-V™ are registered trademarks of Microsoft Corporation in the U.S. and/or other countries. All other trademarks and registered trademarks are property of their respective owners.