为什么docker pull会下载两次同样内容啊？

[kathy_koo]

下载记录

gucci@MacBookAir:getting-started $ docker pull gitlab/gitlab-ce
Using default tag: latest
latest: Pulling from gitlab/gitlab-ce
e92ed755c008: Downloading
b9fd7cb1ff8f: Download complete
ee690f2d57a1: Download complete
53e3366ec435: Download complete
49c83f820a17: Download complete
681062f085b1: Download complete
02771067cc4a: Download complete
0cef992899a6: Download complete
8b0bbc2fd666: Download complete
713c8b67b945: Download complete
latest: Pulling from gitlab/gitlab-ce
e92ed755c008: Pull complete
b9fd7cb1ff8f: Pull complete
ee690f2d57a1: Pull complete
53e3366ec435: Pull complete
49c83f820a17: Pull complete
681062f085b1: Pull complete
02771067cc4a: Pull complete
0cef992899a6: Pull complete
8b0bbc2fd666: Pull complete
713c8b67b945: Pull complete
Digest: sha256:381c96323b10847583133ab6177feb8e6d69fd38a55d9d1c3872fa7b18025c2e
Status: Downloaded newer image for gitlab/gitlab-ce:latest
docker.io/gitlab/gitlab-ce:latest

配置

{
  "debug": true,
  "experimental": false,
  "registry-mirrors": [
    "http://hub-mirror.c.163.com"
  ]
}

[mouse_zhu]

Download complete 和 Pull complete 是两个概念.一个是下载到本地一个是从本地提取

[wonder why]

我也是下载这个gitlab 然后也是这样。

[Red_Nicor]

同问

[Red_Nicor]

引用 1 楼 mouse_zhu 的回复:

Download complete 和 Pull complete 是两个概念.一个是下载到本地一个是从本地提取

他的意思是，为什么download成功了，还要重新download 一次，而且第二次很明显慢很多