Editing Virsh setvcpus

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https://libvirt.org/sources/virshcmdref/html-single/#sect-setvcpus
  
https://libvirt.org/sources/virshcmdref/html-single/#sect-setvcpus
 
 
* <code>virsh setvcpus VM_NAME 5 --live</code>
 
* <code>virsh setvcpus VM_NAME 5 --live</code>
 
* <code>virsh setvcpus VM_NAME 5 --config --maximum</code>
 
* <code>virsh setvcpus VM_NAME 5 --config --maximum</code>
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* <code>virsh setvcpus --count 10 VM_NAME</code>
 
* <code>virsh setvcpus --count 10 VM_NAME</code>
  
Check:
 
 
* <code>[[virsh dominfo]] VM_NAME | grep CPU</code>
 
* <code>[[virsh dominfo]] VM_NAME | grep CPU</code>
* <code>[[virsh vcpucount]] VM_NAME</code>
 
 
  
  
 
* Hot unplugging vCPUs is not supported on [[Red Hat Enterprise Linux 7]]<ref>https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html-single/virtualization_deployment_and_administration_guide/index</ref>
 
* Hot unplugging vCPUs is not supported on [[Red Hat Enterprise Linux 7]]<ref>https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html-single/virtualization_deployment_and_administration_guide/index</ref>
  
  virsh setvcpus VM_NAME 2 --live
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  virsh setvcpus VM_NAME 4 --live
 
  error: invalid argument: requested vcpus is greater than max allowable vcpus for the live domain: 16 > 4
 
  error: invalid argument: requested vcpus is greater than max allowable vcpus for the live domain: 16 > 4
  
  virsh setvcpus VM_NAME 2 --live
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  virsh setvcpus VM_NAME 4 --live
 
  error: Requested operation is not valid: domain is not running
 
  error: Requested operation is not valid: domain is not running
  
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  error: Requested operation is not valid: domain is not running
 
  error: Requested operation is not valid: domain is not running
  
  virsh setvcpus VM_NAME 2 --config --maximum
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  virsh setvcpus VM_NAME 4 --config --maximum
(no answer on success)
 
 
 
virsh setvcpus VM_NAME 2 --config
 
 
  (no answer on success)
 
  (no answer on success)
  
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* <code>[[virsh edit]]</code>
 
* <code>[[virsh edit]]</code>
 
* <code>[[virsh vcpuinfo]]</code>
 
* <code>[[virsh vcpuinfo]]</code>
* <code>[[virsh vcpucount]]</code>
 
 
* <code>[[virsh dumpxml]]</code>: <code><vcpu placement='static'>4</vcpu></code>
 
* <code>[[virsh dumpxml]]</code>: <code><vcpu placement='static'>4</vcpu></code>
 
* <code>[[virt-xml]]</code>
 
* <code>[[virt-xml]]</code>
 
* <code>[[virsh domstats]]</code>
 
* <code>[[virsh domstats]]</code>
 +
  
 
== Related terms ==
 
== Related terms ==
 
   <vcpu placement='static'>4</vcpu>
 
   <vcpu placement='static'>4</vcpu>
 
 
<pre>
 
/var/log/libvirt/qemu/VM_MACHINE_NAME.log
 
.../... -smp 2,sockets=2,cores=1,threads=1 .../...
 
</pre>
 
 
* [[Multipass: Modify number of CPU on an existing instance]]
 
  
 
== See also ==
 
== See also ==
* [[Virsh CPU Commands]]  
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* [[Virsh CPU Commands]]
* {{virsh cpu}}
 
 
* {{virsh}}
 
* {{virsh}}
  
  
 
[[Category:Virsh]]
 
[[Category:Virsh]]

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