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CNV-17881: Update creating VM from CLI procedure
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105
modules/virt-creating-vm-cli.adoc
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105
modules/virt-creating-vm-cli.adoc
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// Module included in the following assemblies:
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//
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// * virt/virtual_machines/virt-create-vms.adoc
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:_content-type: PROCEDURE
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[id="virt-creating-vm-cli_{context}"]
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= Using the CLI to create a virtual machine
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You can create a virtual machine from a `virtualMachine` manifest.
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.Procedure
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. Edit the `VirtualMachine` manifest for your VM. For example, the following manifest configures a {op-system-base-full} VM:
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+
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.Example manifest for a {op-system-base} VM
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[source,yaml]
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[%collapsible]
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====
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----
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apiVersion: kubevirt.io/v1
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kind: VirtualMachine
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metadata:
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labels:
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app: <vm_name> <1>
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name: <vm_name>
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spec:
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dataVolumeTemplates:
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- apiVersion: cdi.kubevirt.io/v1beta1
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kind: DataVolume
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metadata:
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name: <vm_name>
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spec:
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sourceRef:
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kind: DataSource
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name: rhel9
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namespace: openshift-virtualization-os-images
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storage:
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resources:
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requests:
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storage: 30Gi
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running: false
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template:
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metadata:
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labels:
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kubevirt.io/domain: <vm_name>
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spec:
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domain:
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cpu:
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cores: 1
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sockets: 2
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threads: 1
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devices:
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disks:
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- disk:
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bus: virtio
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name: rootdisk
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- disk:
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bus: virtio
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name: cloudinitdisk
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interfaces:
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- masquerade: {}
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name: default
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rng: {}
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features:
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smm:
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enabled: true
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firmware:
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bootloader:
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efi: {}
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resources:
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requests:
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memory: 8Gi
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evictionStrategy: LiveMigrate
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networks:
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- name: default
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pod: {}
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volumes:
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- dataVolume:
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name: <vm_name>
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name: rootdisk
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- cloudInitNoCloud:
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userData: |-
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#cloud-config
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user: cloud-user
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password: '<password>' <2>
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chpasswd: { expire: False }
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name: cloudinitdisk
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----
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<1> Specify the name of the virtual machine.
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<2> Specify the password for cloud-user.
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====
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. Create a virtual machine by using the manifest file:
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+
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[source,terminal]
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----
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$ oc create -f <vm_manifest_file>.yaml
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----
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. Optional: Start the virtual machine:
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+
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[source,terminal]
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----
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$ virtctl start <vm_name>
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----
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@@ -1,61 +0,0 @@
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// Module included in the following assemblies:
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//
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// * virt/virtual_machines/virt-create-vms.adoc
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:_content-type: PROCEDURE
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[id="virt-creating-vm_{context}"]
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= Using the CLI to create a virtual machine
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.Procedure
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The `spec` object of the virtual machine configuration file references
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the virtual machine settings, such as the number of cores and the amount
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of memory, the disk type, and the volumes to use.
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. Attach the virtual machine disk to the virtual machine by referencing
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the relevant PVC `claimName` as a volume.
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. To create a virtual machine with the {product-title} client, run this command:
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+
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[source,terminal]
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----
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$ oc create -f <vm.yaml>
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----
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. Since virtual machines are created in a *Stopped* state, run a virtual machine
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instance by starting it.
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[NOTE]
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====
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A https://kubernetes.io/docs/concepts/workloads/controllers/replicaset/[ReplicaSet]'s purpose is often used to guarantee the availability of a specified number of identical pods.
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ReplicaSet is not currently supported in {VirtProductName}.
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====
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[caption=]
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.Domain settings
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|===
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|Setting | Description
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|Cores
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|The number of cores inside the virtual machine. Must be a value greater than or equal to 1.
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|Memory
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|The amount of RAM that is allocated to the virtual machine by the node. Specify a value in *M* for Megabyte or *Gi* for Gigabyte.
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|Disks
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|The name of the volume that is referenced. Must match the name of a volume.
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|===
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[caption=]
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.Volume settings
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|===
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|Setting | Description
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|Name
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|The name of the volume, which must be a DNS label and unique within the virtual machine.
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|PersistentVolumeClaim
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|The PVC to attach to the virtual machine. The `claimName` of the PVC must be in the same project as the virtual machine.
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|===
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@@ -29,6 +29,7 @@ Due to differences in storage behavior, some virtual machine templates are incom
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====
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include::modules/virt-creating-vm-quick-start-web.adoc[leveloffset=+1]
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include::modules/virt-creating-vm-wizard-web.adoc[leveloffset=+1]
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Refer to the virtual machine wizard fields section when running the web console wizard.
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@@ -39,17 +40,21 @@ include::modules/virt-vm-wizard-fields-web.adoc[leveloffset=+2]
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Enable the xref:../../scalability_and_performance/using-cpu-manager.adoc#using-cpu-manager[CPU Manager] to use the high-performance workload profile.
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include::modules/virt-networking-wizard-fields-web.adoc[leveloffset=+2]
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include::modules/virt-storage-wizard-fields-web.adoc[leveloffset=+2]
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include::modules/virt-cloud-init-fields-web.adoc[leveloffset=+2]
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To configure storage class defaults, use storage profiles. For more information, see xref:../../virt/virtual_machines/virtual_disks/virt-creating-data-volumes.adoc#virt-customizing-storage-profile_virt-creating-data-volumes[Customizing the storage profile].
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include::modules/virt-creating-vm-yaml-web.adoc[leveloffset=+1]
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include::modules/virt-creating-vm.adoc[leveloffset=+1]
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include::modules/virt-creating-vm-yaml-web.adoc[leveloffset=+2]
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include::modules/virt-creating-vm-cli.adoc[leveloffset=+1]
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:virtualmachine!:
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include::modules/virt-vm-storage-volume-types.adoc[leveloffset=+1]
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include::modules/virt-about-runstrategies-vms.adoc[leveloffset=+1]
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[id="additional-resources_virt-create-vms_{context}"]
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