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From the Chief Technology Officer at Marathon Technologies

Jerry Melnick

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Top Stories by Jerry Melnick

Enterprises are moving more and more applications to the cloud. Gartner predicts that the bulk of new IT spending by 2016 will be for cloud computing platforms and applications and that nearly half of large enterprises will have cloud deployments by the end of 2017.1 The far-reaching impact of cloud computing is summarized in a recent McKinsey report on disruptive technologies: "Cloud technology has the potential to improve productivity across $3 trillion in global enterprise IT spending, as well as enabling the creation of new online products and services for billions of consumers and millions of businesses alike."2 For many organizations, moving applications that can tolerate brief periods of downtime to the cloud is a straightforward decision with clear benefits. However, concerns about how to provide high availability and disaster protection in the cloud may mak... (more)

Citrix XenServer Makes the Grade with the Burton Group

The Burton Group recently completed a certification review of Citrix XenServer 5.5 with Citrix Essential 5.5 Platinum Edition. After reviewing XenServer against extensive production-ready criteria (27 required features, 42 preferred features and 24 optional features—these guys are thorough!) the Burton Group team found that XenServer is enterprise-production ready. Chris Wolf, virtualization expert and Senior Analyst at the Burton Group, said on his blog that “XenServer has demonstrated itself as a virtualization platform worthy of the demands of large scale enterprise environme... (more)

Three Steps to Better ROI from Server Virtualization

There are at least three straightforward steps that best practices companies are implementing to achieve aggressive costs savings with their server virtualization initiatives. I'll be reviewing these three steps in more detail, along with customer use cases, in a webinar on August 19th, "How to Get at least 2x Greater Cost Savings from Server Virtualization." To register for the webinar, go to: https://www1.gotomeeting.com/register/72241968 1. Expand Ratio of Virtual Machines to Physical Hosts - One of the simplest steps companies are taking to realize larger cost savings from ser... (more)

Understanding XenServer HA

Following the XenServer HA announcement, we’ve been approached with questions like “How exactly does XenServer HA work?” and “How does XenServer HA and everRun VM work together.” Rather than respond ourselves we thought it would be best to point to a few fellow bloggers who have already answered these questions. First, here’s a good post written by Anil Madhavapeddy at Citrix discussing how the overall architecture of XenServer HA works. Second, Scott Lowe has put together a great summary of why Citrix and Marathon worked together to develop XenServer HA. If you want more detai... (more)

How Virtualization is Changing the Way We Think About Availability

Analyst firm The 451 Group has just released some very interesting findings about virtualization and availability in a recent report by Chief Analyst John Abbott. Some of the key take-aways include: • Virtual infrastructure can form the basis of fully automated availability processes. Availability becomes a default property of the virtual machine. • ‘Dial up’ levels of availability can be implemented, depending on the requirements of specific applications or departments. • If a system restore is required after a disaster, it’s usually much easier and much quicker to restore a virt... (more)