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14.13.3. Configuring Virtual CPU Affinity
To configure the affinity of virtual CPUs with physical CPUs, refer to Example 14.3, “Pinning vCPU to a host physical machine's CPU”.
Example 14.3. Pinning vCPU to a host physical machine's CPU
The
virsh vcpupin
assigns a virtual CPU to a physical one.
# virsh vcpupin rhel6 VCPU: CPU Affinity ---------------------------------- 0: 0-3 1: 0-3
The
vcpupin
can take the following options:
--vcpu
requires the vcpu number[--cpulist] >string<
lists the host physical machine's CPU number(s) to set, or omit an optional query--config
affects next boot--live
affects the running domain--current
affects the current domain