1. docker load

1.1. 描述

从标准输入 STDIN 或文件导入镜像。

docker load 导入的文件一般可以使用 docker save 保存创建的 tar 文件

1.2. 帮助

$ docker load --help

Usage: docker load [OPTIONS]

Load an image from a tar archive or STDIN

Options:
  -i, --input string Read from tar archive file, instead of STDIN
  -q, --quiet Suppress the load output

1.3. 选项

1.4. 示例

• 将 docker save 保存的备份文件还原成镜像

$ docker image ls

REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE

$ docker load < busybox.tar.gz

Loaded image: busybox:latest
$ docker images
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
busybox             latest              769b9341d937        7 weeks ago         2.489 MB

$ docker load --input fedora.tar

Loaded image: fedora:rawhide

Loaded image: fedora:20

$ docker images

REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
busybox             latest              769b9341d937        7 weeks ago         2.489 MB
fedora              rawhide             0d20aec6529d        7 weeks ago         387 MB
fedora              20                  58394af37342        7 weeks ago         385.5 MB
fedora              heisenbug           58394af37342        7 weeks ago         385.5 MB
fedora              latest              58394af37342        7 weeks ago         385.5 MB