Changes
/* Example commands: remove a CPU at runtime using virsh */
# Set the number of vCPUs to 1 = removing one CPU if the VM was running with N=2, M=2
virsh setvcpus --live --guest 375e8f9c-8bc7-4bb3-8d9b-fdfe448ce0c2 1
# Record the change in the XML (--config and --guest are mutually exclusive options)
virsh setvcpus --config 375e8f9c-8bc7-4bb3-8d9b-fdfe448ce0c2 1
# and update the LDAP (using the helper script available in the stoney conductor)
./change-vm-attribute.pl --config ldap.conf --vm 375e8f9c-8bc7-4bb3-8d9b-fdfe448ce0c2 --vcpu 1
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