安装依赖
这几个都是./configure过程中安装不下去需要安装的包，不过都会给出提示，哪些包需要安装
# yum install libnl-devel
#yum install libxml2-devel
#yum install -y yajl-devel
#yum install device-mapper-devel
#yum install libpciaccess-devel
下载源码包 libvirt-4.4.0.tar.xz 链接在 这里
xz -d libvirt-4.4.0.tar.xz
tar -xvf libvirt-4.4.0.tar
cd libvirt-4.4.0
#./autogen.sh --system
make
make install
将libvirtd 添加开机启动
systemctl start libvirtd
systemctl enable libvirtd