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Merge pull request #38918 from sjhala-ccs/cnv-12277
CNV-12277: Removed mention of sriovLiveMigration feature gate
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modules/virt-about-live-migration.adoc

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@@ -16,4 +16,4 @@ You can use live migration if the following conditions are met:
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* Ports `49152` and `49153` must be available in the `virt-launcher` pod. If these ports are specified in the `masquerade` interface, live migration does not function.
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* Live migration is supported for virtual machines that are attached to an SR-IOV network interface only if the `sriovLiveMigration` feature gate is enabled in the `HyperConverged` custom resource (CR). When the `spec.featureGates.sriovLiveMigration` field is set to `true`, the `virt-launcher` pod runs with the `SYS_RESOURCE` capability. This might degrade its security.
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* Live migration is supported for virtual machines that are attached to an SR-IOV network interface.

modules/virt-about-upgrading-virt.adoc

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[IMPORTANT]
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====
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If you have virtual machines running that cannot be live migrated, they might block an {product-title} cluster upgrade.
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This includes virtual machines that use hostpath provisioner storage or SR-IOV network interfaces that have the `sriovLiveMigration` feature gate disabled.
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If you have virtual machines running that use hostpath provisioner storage, they cannot be live migrated and might block an {product-title} cluster upgrade.
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As a workaround, you can reconfigure the virtual machines so that they can be powered off automatically during a cluster upgrade. Remove the `evictionStrategy: LiveMigrate` field and set the `runStrategy` field to `Always`.
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====

modules/virt-features-for-storage-matrix.adoc

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You cannot live migrate virtual machines that use:
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* A storage class with ReadWriteOnce (RWO) access mode
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* Passthrough features such as GPUs or SR-IOV network interfaces that have the `sriovLiveMigration` feature gate disabled
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* Passthrough features such as GPUs
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Do not set the `evictionStrategy` field to `LiveMigrate` for these virtual machines.
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virt/virtual_machines/vm_networking/virt-configuring-sriov-device-for-vms.adoc

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You can configure a Single Root I/O Virtualization (SR-IOV) device for virtual machines in your cluster.
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This process is similar but not identical to configuring an SR-IOV device for {product-title}.
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[NOTE]
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====
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Live migration is supported for virtual machines that are attached to an SR-IOV network interface only if the `sriovLiveMigration` feature gate is enabled in the HyperConverged Cluster custom resource (CR). When the `spec.featureGates.sriovLiveMigration` field is set to `true`, the `virt-launcher` pod runs with the `SYS_RESOURCE` capability. This might degrade its security.
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====
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[id="prerequisites_configuring-sriov-device-for-vms"]
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== Prerequisites
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* You must have xref:../../../networking/hardware_networks/installing-sriov-operator.adoc#installing-sriov-operator[installed the SR-IOV Operator.]
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include::modules/nw-sriov-device-discovery.adoc[leveloffset=+1]
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include::modules/nw-sriov-configuring-device.adoc[leveloffset=+1]
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[id="next-steps_configuring-sriov-device-for-vms"]
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== Next steps
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* xref:../../../virt/virtual_machines/vm_networking/virt-defining-an-sriov-network.adoc#virt-defining-an-sriov-network[Configuring an SR-IOV network attachment for virtual machines]

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