IT reselller takeaway: Live virtual migrations provides a flexibility that may be attractive to some of your customers. AMD's V Extended Migration feature allows a live migration between different types of AMD processors. Learn more about it in this article excerpt from our sister site SearchVirtualization.com.
Virtualization users can migrate live virtual machines (VMs) across physical servers as long as those machines use the same processor generations. But now Advanced Micro Devices Inc. (AMD) is pushing virtualization software vendors to remove that limitation.
To loosen the live-migration constraints, Sunnyvale, Calif.-based AMD released a white paper disclosing details about AMD-V Extended Migration, a feature dating back to the first-generation Opteron processor that enables virtual machines to migrate between different versions of AMD processors.
"Our customers are very interested in doing live migration because of the flexibility it provides," said Margaret Lewis, director of commercial solutions at AMD. "[AMD-V Extended Migration] is where the rubber meets the road. We've made this interface on the hardware end, but it is up to software to implement it."
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