Failed to connect socket to '/var/run/libvirt/libvirt-sock'的问题解决
1、增加libvirtd用户组
groupadd libvirtd
2、设置用户到组
sudo usermod -a -G libvirtd $USER
3、设置启动libvirtd服务的用户组
vi /etc/libvirt/libvirtd.conf

4、增加权限启动配置
vi /etc/polkit-1/localauthority/50-local.d/50-org.libvirtd-group-access.pkla
[libvirtd group Management Access]
Identity=unix-group:libvirtd
Action=org.libvirt.unix.manage
ResultAny=yes
ResultInactive=yes
ResultActive=yes
5、重启服务
service libvirtd restart
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