Why SR-IOV devices in the Virtual Machine are missing after the VM live migration

Solution Verified - Updated -

Issue

  • Some of the SR-IOV NICs attached to a VM are missing after a live migration in OpenShift Virtualization.
  • When live migrating a VM with several SR-IOV NICs, some of them fail to attach in the target host.

Environment

  • OpenShift 4.10.23
  • kubevirt-hyperconverged-operator.v4.10.3
  • sriov-network-operator.4.10.0-202207192148

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