如何修复“找不到单元 docker.service”。错误？

Question

我如何简单地拉动并运行hello-world？

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nicholas@mordor:~$ \nnicholas@mordor:~$ \nnicholas@mordor:~$ snap list docker\nName    Version   Rev   Tracking       Publisher   Notes\ndocker  20.10.14  1779  latest/stable  canonical\xe2\x9c\x93  -\nnicholas@mordor:~$ \nnicholas@mordor:~$ sudo docker pull hello-world\nUsing default tag: latest\nCannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?\nnicholas@mordor:~$ \nnicholas@mordor:~$ lsb_release -a\nNo LSB modules are available.\nDistributor ID: Ubuntu\nDescription:    Ubuntu 22.04 LTS\nRelease:    22.04\nCodename:   jammy\nnicholas@mordor:~$ \nnicholas@mordor:~$ sudo systemctl start docker\nFailed to start docker.service: Unit docker.service not found.\nnicholas@mordor:~$ \nnicholas@mordor:~$ sudo systemctl status docker\nUnit docker.service could not be found.\nnicholas@mordor:~$ \n

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也可以看看：

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/sf/ask/3127510781/

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找不到单位 docker.service

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Answer 1

就我而言，为了解决“无法找到单位 docker.service”问题，我需要运行...

sudo apt-get install docker-ce docker-ce-cli containerd.io docker-compose-plugin

（来源： https: //docs.docker.com/engine/install/ubuntu/）