Configure virtual machines to use SR-IOV only when supported by the guest operating system
Applies to: Windows Server 2022, Windows Server 2019, Windows Server 2016
For more information about best practices and scans, see Run Best Practices Analyzer Scans and Manage Scan Results.
| Property | Details |
|---|---|
| Operating System | Windows Server 2016 |
| Product/Feature | Hyper-V |
| Severity | Warning |
| Category | Configuration |
In the following sections, italics indicates UI text that appears in the Best Practices Analyzer tool for this issue.
Issue
One or more virtual machines are configured to use single-root I/O virtualization (SR-IOV), but the guest operating system does not support SR-IOV
Impact
SR-IOV virtual functions will not be allocated to the following virtual machines:
<list of virtual machines>
Resolution
Disable SR-IOV on all virtual machines that run guest operating systems which do not support SR-IOV.
SR-IOV is supported only in some 64-bit Windows guests. For details, see Hyper-V feature compatibility by generation and guest.
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