SR-IOV Related Issues
Issue |
Cause |
Solution |
Failed to enable SR- IOV. The following message is reported in dmesg: mlx4_core 0000:xx:xx.0: Failed to enable , continuing without (err =-22) |
The number of VFs configured in the driver is higher than configured in the firmware. |
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Failed to enable SR- IOV. The following message is reported in dmesg: mlx4_core 0000:xx:xx.0: Failed to enable , continuing without (err = -12) |
SR-IOV is disabled in the BIOS. |
Check that the SR-IOV is enabled in the BIOS (see “Setting Up SR-IOV” section). |
When assigning a VF to a VM the following message is reported on the screen: PCI-assgine: error: requires KVM support |
SR-IOV and virtualization are not enabled in the BIOS. |
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