2020-08-28 virsh命令拾遗之克隆kvm虚拟机和全新

直接克隆已停止的完好的kvm虚拟机

virt-clone -o c3 -n rob -f /data/kvm/images/rob.img 

查看各个虚拟机的网络ip

c1 :

 inet 192.168.223.167/24 brd 192.168.223.255 scope global dynamic eth0
       valid_lft 3247sec preferred_lft 3247sec
    inet 192.168.223.15/32 scope global eth0


c2 :

 inet 192.168.223.177/24 brd 192.168.223.255 scope 
 
 c3 :
 
  inet 192.168.223.153/24 brd 192.168.223.255 scope gl
  
  rob:
  
     link/ether 52:54:00:00:51:ad brd ff:ff:ff:ff:ff:ff
    inet 192.168.223.171/24 brd 192.168.223.255 scope global dynamic eth0
       valid_lft 3584sec preferred_lft 3584sec
    inet 192.168.223.15/32 scope global eth0

john

2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
    link/ether 52:54:00:45:de:e4 brd ff:ff:ff:ff:ff:ff
    inet 192.168.223.154/24 brd 192.168.223.255 scope global dynamic eth0
       valid_lft 2331sec preferred_lft 2331sec
    inet 192.168.223.15/32 scope global eth0
       valid_lft forever preferred_lft forever
    inet6 fe80::5054:ff:fe45:dee4/64 scope link

全新安装kvm的系统，指定qcow2格式更方便迁移

virt-install --name=robFresh --vcpus=12 --ram=32480 --disk path=/data/kvm/images/robFresh.img,format=qcow2,size=100,bus=virtio --cdrom  /data/CentOS-7-aarch64-Minimal-2003.iso --network network=nat223 --force --autostart