Messages in this thread | | | Date | Tue, 26 Jun 2007 08:03:59 -0700 | From | Arjan van de Ven <> | Subject | Re: [Intel IOMMU 00/10] Intel IOMMU support, take #2 |
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Muli Ben-Yehuda wrote: > How much? we have numbers (to be presented at OLS later this week) > that show that on bare-metal an IOMMU can cost as much as 15%-30% more > CPU utilization for an IO intensive workload (netperf). It will be > interesting to see comparable numbers for VT-d.
for VT-d it is a LOT less. I'll let anil give you his data :) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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