Docker使用问题记录贴

Posted daemonfly

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 请参考:

https://blog.csdn.net/u013948858/article/details/78429954

 


 

问题:安装Docker之后,执行docker run hello-world 命令,权限报错。

[email protected]:~$ docker --version 
Docker version 18.09.3, build 774a1f4
[email protected]-virtual-machine:~$ docker run hello-world
docker: Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Post http://%2Fvar%2Frun%2Fdocker.sock/v1.39/containers/create: dial unix /var/run/docker.sock: connect: permission denied.
See docker run --help.

 

原因:

  安装完Docker后,有个提示:

  当要以非root用户可以直接运行docker时,需要执行 sudo usermod -aG docker runoob 命令,然后重新登陆,否则会有报错。

 If you would like to use Docker as a non-root user, you should now consider
 adding your user to the "docker" group with something like:

    sudo usermod -aG docker runoob
 Remember that you will have to log out and back in for this to take effect!  

 

 

 

 

 


 

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