红帽全球峰会20.36.3. 将 vCPU 固定到主机物理机器的 CPU
virsh vcpupin 命令将虚拟 CPU 分配给物理 CPU。
# virsh vcpupin guest1
VCPU: CPU Affinity
----------------------------------
0: 0-3
1: 0-3
vcpupin 命令可使用以下参数：
--vCPU需要 vcpu 号[--cpulist] 字符串列出要设置的主机物理机器的 CPU 编号，或省略用于查询的选项--config在下次引导时影响--live会影响正在运行的客户机虚拟机--current对当前客户机虚拟机状态的影响
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