title: How to export my local docker image to a tar and the load on another computer
body: <p>I have a local image on my windowns PC</p>
  
  <pre><code>$ docker ps
  CONTAINER ID        IMAGE                        COMMAND             CREATED                  STATUS              PORTS
  52f36432c9a7        visionai/clouddream:latest   "/bin/bash"         Less than a second ago   Up 3 minutes
  </code></pre>
  
  <p>Now I want to export it to a tar, so save in my flash disk and then load into my mac.</p>
  
  <p>i try these but does not work:</p>
  
  <pre><code>    $ docker save -o visionai/clouddream clouddream.tar
  Error response from daemon: No such image: clouddream.tar
  </code></pre>
  
  <p>and </p>
  
  <pre><code>$ docker export visionai/clouddream &gt; clouddream.tar
  Error response from daemon: No such container: visionai/clouddream
  </code></pre>