Virsh setvcpus
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↑ https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html-single/virtualization_deployment_and_administration_guide/index
https://libvirt.org/sources/virshcmdref/html-single/#sect-setvcpus
virsh setvcpus VM_NAME 5 --livevirsh setvcpus VM_NAME 5 --config --maximumvirsh setvcpus VM_NAME 5 --configvirsh setvcpus VM_NAME 5 --config --live
virsh dominfo VM_NAME | grep CPU
- Hot unplugging vCPUs is not supported on Red Hat Enterprise Linux 7[1]
Related commands
virsh maxvcpushttps://libvirt.org/sources/virshcmdref/html-single/#sect-maxvcpusvirsh setmemvirsh editvirsh vcpuinfovirsh dumpxml:<vcpu placement='static'>4</vcpu>
See also
virsh: Storage information, Connecting, Operations, Memory, Snapshots, Networking, CPU, release notes,virsh nodedev-list
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