在存在镜像的主机上将所需的docker 镜像打包
docker save 镜像名:版本号 -o /路径/保存的包名.tar
将打包好的镜像拷贝到所需的主机上
将镜像解压，应用到所需的主机上
docker load < 保存的包名.tar
实例：
[root@test1 ~]# docker save calico/cni:v3.13.3 -o ./calico-cni-v3.13.3.tar [root@test1 ~]# scp calico-cni-v3.13.3.tar 192.168.137.133:/root/ [root@test2 ~]# docker load < calico-cni-v3.13.3.tar [root@test2 ~]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE busybox latest 78096d0a5478 12 days ago 1.22MB calico/node v3.13.3 3efc460414d9 4 weeks ago 261MB calico/pod2daemon-flexvol v3.13.3 d8e1bc26a77b 4 weeks ago 112MB calico/cni v3.13.3 8229c7314d00 4 weeks ago 224MB weaveworks/weaveexec 2.6.2 4f1fc48398d9 2 months ago 149MB weaveworks/weave 2.6.2 a37f4211904c 2 months ago 98.7MB weaveworks/weavedb latest 6898eac75586 6 months ago 698B index.alauda.cn/sequenceiq/consul v0.5.0-v6 0af2589a3601 4 years ago 67.9MB
原文：https://www.cnblogs.com/aldshengdeng/p/12966393.html