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And Intel NIC's in servers, which are doing great lately because they support extensions that allow virtual machine isolation levels in hardware. (I know a big cloud provider that uses this, but I'm not sure if they told me under NDA)

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I'm going to bet that practically 95% of big cloud providers use SR-IOV, at least in some 1gig + offerings if not pervasively.

Although, Amazon has recently switched over to a new network card called ENA, which is made by a company they purchased. All recently released instance types use it instead of the intel SR-IOV nics

http://www.annapurnalabs.com https://aws.amazon.com/about-aws/whats-new/2016/06/introduci...

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