看来我安装了 49 版本的 docker CE。
# aptitude show -v docker-ce | grep -e Version | wc -l
49
我正在调查一个 docker 问题（我会在另一个问题中发布），我发现了这一点。似乎出了点问题。不确定如何修复它（仅安装最新版本）：
# aptitude show -v docker-ce | grep -e Version -e State
Version: 5:20.10.17~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.17~3-0~ubuntu-bionic)
Version: 5:20.10.16~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.16~3-0~ubuntu-bionic)
Version: 5:20.10.15~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.15~3-0~ubuntu-bionic)
Version: 5:20.10.14~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.14~3-0~ubuntu-bionic)
Version: 5:20.10.13~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.13~3-0~ubuntu-bionic)
Version: 5:20.10.12~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.12~3-0~ubuntu-bionic)
Version: 5:20.10.11~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.11~3-0~ubuntu-bionic)
Version: 5:20.10.10~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.10~3-0~ubuntu-bionic)
Version: 5:20.10.9~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.9~3-0~ubuntu-bionic)
Version: 5:20.10.8~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.8~3-0~ubuntu-bionic)
Version: 5:20.10.7~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.7~3-0~ubuntu-bionic)
Version: 5:20.10.6~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.6~3-0~ubuntu-bionic)
Version: 5:20.10.5~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.5~3-0~ubuntu-bionic)
Version: 5:20.10.4~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.4~3-0~ubuntu-bionic)
Version: 5:20.10.3~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.3~3-0~ubuntu-bionic)
Version: 5:20.10.2~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.2~3-0~ubuntu-bionic)
Version: 5:20.10.1~3-0~ubuntu-bionic
State: installed
Version: 5:20.10.0~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:20.10.0~3-0~ubuntu-bionic)
Version: 5:19.03.15~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.15~3-0~ubuntu-bionic)
Version: 5:19.03.14~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.14~3-0~ubuntu-bionic)
Version: 5:19.03.13~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.13~3-0~ubuntu-bionic)
Version: 5:19.03.12~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.12~3-0~ubuntu-bionic)
Version: 5:19.03.11~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.11~3-0~ubuntu-bionic)
Version: 5:19.03.10~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.10~3-0~ubuntu-bionic)
Version: 5:19.03.9~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.9~3-0~ubuntu-bionic)
Version: 5:19.03.8~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.8~3-0~ubuntu-bionic)
Version: 5:19.03.7~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.7~3-0~ubuntu-bionic)
Version: 5:19.03.6~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.6~3-0~ubuntu-bionic)
Version: 5:19.03.5~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.5~3-0~ubuntu-bionic)
Version: 5:19.03.4~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.4~3-0~ubuntu-bionic)
Version: 5:19.03.3~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.3~3-0~ubuntu-bionic)
Version: 5:19.03.2~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.2~3-0~ubuntu-bionic)
Version: 5:19.03.1~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.1~3-0~ubuntu-bionic)
Version: 5:19.03.0~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:19.03.0~3-0~ubuntu-bionic)
Version: 5:18.09.9~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:18.09.9~3-0~ubuntu-bionic)
Version: 5:18.09.8~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:18.09.8~3-0~ubuntu-bionic)
Version: 5:18.09.7~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:18.09.7~3-0~ubuntu-bionic)
Version: 5:18.09.6~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:18.09.6~3-0~ubuntu-bionic)
Version: 5:18.09.5~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:18.09.5~3-0~ubuntu-bionic)
Version: 5:18.09.4~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:18.09.4~3-0~ubuntu-bionic)
Version: 5:18.09.3~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:18.09.3~3-0~ubuntu-bionic)
Version: 5:18.09.2~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:18.09.2~3-0~ubuntu-bionic)
Version: 5:18.09.1~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:18.09.1~3-0~ubuntu-bionic)
Version: 5:18.09.0~3-0~ubuntu-bionic
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (5:18.09.0~3-0~ubuntu-bionic)
Version: 18.06.3~ce~3-0~ubuntu
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (18.06.3~ce~3-0~ubuntu)
Version: 18.06.2~ce~3-0~ubuntu
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (18.06.2~ce~3-0~ubuntu)
Version: 18.06.1~ce~3-0~ubuntu
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (18.06.1~ce~3-0~ubuntu)
Version: 18.06.0~ce~3-0~ubuntu
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (18.06.0~ce~3-0~ubuntu)
Version: 18.03.1~ce~3-0~ubuntu
State: installed (5:20.10.1~3-0~ubuntu-bionic), upgrade available (18.03.1~ce~3-0~ubuntu)
使用：
Distributor ID: Ubuntu
Description: Ubuntu 18.04.6 LTS
Release: 18.04
Codename: bionic
docker version显示：
Client: Docker Engine - Community
Version: 20.10.17
API version: 1.41
Go version: go1.17.11
Git commit: 100c701
Built: Mon Jun 6 23:02:56 2022
OS/Arch: linux/amd64
Context: default
Experimental: true
Server: Docker Engine - Community
Engine:
Version: 20.10.1
API version: 1.41 (minimum version 1.12)
Go version: go1.13.15
Git commit: f001486
Built: Tue Dec 15 04:32:40 2020
OS/Arch: linux/amd64
Experimental: false
containerd:
Version: 1.6.8
GitCommit: 9cd3357b7fd7218e4aec3eae239db1f68a5a6ec6
runc:
Version: 1.1.4
GitCommit: v1.1.4-0-g5fd4c4d
docker-init:
Version: 0.19.0
GitCommit: de40ad0
并且从 Docker 存储库安装了 Docker：
# cat /etc/apt/sources.list.d/docker.list
deb [arch=amd64 signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu bionic stable
# deb-src [arch=amd64] https://download.docker.com/linux/ubuntu bionic stable