Virtualization Strategies for the CIO
Access "Defining an ideal virtual server consolidation ratio"
This article is part of the February 2012, Vol. 37 issue of Maximizing virtual data center consolidations
The ideal virtual server consolidation ratio can be elusive. Larger servers and higher core counts are tempting, but licensing models and uptime concerns are keeping IT managers from overconsolidating. More on virtual server consolidation ratios How to determine your virtual machine per-core ratio Server consolidation strategy pitfalls: Over-consolidation Improving VM density ratios When it comes to designing a virtual server consolidation strategy, how much is too much? How much is too little? If you’re using virtualization, that can be a surprisingly difficult question to answer. In the early days of virtualization, the goal for a server consolidation ratio was usually “the more the merrier.” Stuff as many virtual machines (VMs) on to a server as it can possibly hold, reasoned IT managers, to get maximum bang for your hypervisor software buck. But that was then, when virtualization was relegated to handling low transaction, lightweight workloads. These days, virtual servers host an increasing array of mission-critical applications that can’t go down, and ... Access >>>
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What's Inside
Features
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What not to do when you’re consolidating: Five common VM mistakes
by Mike Laverick, Contributor
Get better consolidation ratios by avoiding these typical problems.
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Prevent server over-consolidation with optimal VM resource allocation
by Brien M. Posey, Contributor
The push for high utilization can cause serious VM performance issues, but proper VM resource allocation can prevent server over-consolidation in virtual data centers.
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What not to do when you’re consolidating: Five common VM mistakes
by Mike Laverick, Contributor
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Defining an ideal virtual server consolidation ratio
by Alex Barrett
Finding the best virtual server consolidation ratio is difficult, and larger, virtualization-friendly servers do not necessarily ease the process.
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Defining an ideal virtual server consolidation ratio
by Alex Barrett
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Columns
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Not all data centers are created equal
by Christine Cignoli
There’s no one-size-fits-all when it comes to data center servers and technology.
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Not all data centers are created equal
by Christine Cignoli
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