kvm虚拟机的快照管理

1 创建快照：

#virsh snapshot-create docker
#virsh snapshot-create-as docker test

2 查看快照

#virsh snap-list test
#qemu-img info /home/images/docker.img
#ls /var/lib/libvirt/qemu/snapshot/docker
#virsh list --all

3 销毁关闭虚拟机

#virsh shtudown docker
#virsh detstroy docker

4 恢复虚拟机

#virsh snapshot-revert docker test
#virsh snapshot-current docker

5 删除虚拟机快照
#virsh snapshot-delete docker test