vSphere DirectPath I/O allows a guest operating system on a virtual machine to directly access physical PCI and PCIe devices connected to a host. Each virtual machine can be connected to up to six PCI devices.
Snapshots are not supported with PCI vSphere DirectPath I/O devices.
Prerequisites
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To use DirectPath, verify that the host has Intel® Virtualization Technology for Directed I/O (VT-d) or AMD I/O Virtualization Technology (IOMMU) enabled in the BIOS.
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Verify that the PCI devices are connected to the host and marked as available for passthrough.
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Verify that the virtual machine is using hardware version 7 or later.
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Procedure
1 | Select a virtual machine.
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In the virtual machines and templates inventory tree, select a group of virtual machines and select a virtual machine from the list on the right.
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Search for a virtual machine and select it from the search results list.
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2 | In the VM Hardware panel, click Edit Settings. |
3 | Click Virtual Hardware. |
4 | From the Add a device drop-down menu, select PCI Device and click Add device. |
5 | Select the passthrough device to connect to the virtual machine from the drop-down list and click Next. |
6 | Click OK. |