本機docker版本

docker –version
Docker version 18.09.0

 1.進入docker 目錄

[email protected]:~# cd /var/lib/docker
[email protected]:/var/lib/docker# ls
builder  buildkit  containers  image  network  overlay2  plugins  runtimes  swarm  tmp  trust  volumes

2.進入containers,每個序列號都是一個image

[email protected]:/var/lib/docker# cd containers/
[email protected]:/var/lib/docker/containers# ls
e36d800f663b626aef2c625c48c353555d9b203e13e7e49093d15be2f3a0fb6e

3.進入映象可以看到

[email protected]:/var/lib/docker/containers# cd e36d800f663b626aef2c625c48c353555d9b203e13e7e49093d15be2f3a0fb6e/
 
[email protected]:/var/lib/docker/containers/e36d800f663b626aef2c625c48c353555d9b203e13e7e49093d15be2f3a0fb6e# ls
checkpoints                                                                hostconfig.json  mounts
config.v2.json                                                             hostname         resolv.conf
e36d800f663b626aef2c625c48c353555d9b203e13e7e49093d15be2f3a0fb6e
 
-json.log  hosts            resolv.conf.hash

4.進入image資料夾，裡面有repositories.json的檔案，詳細記錄了各映象的一些資訊:

[email protected]:/var/lib/docker# cd image/
[email protected]:/var/lib/docker/image# ls
overlay2
[email protected]:/var/lib/docker/image# cd overlay2/
[email protected]:/var/lib/docker/image/overlay2# ls
distribution  imagedb  layerdb  repositories.json

參考

1.docker pull在哪兒

學習記錄，如有幫助甚好。