How to copy data from docker volume to host?
<p>I have created a docker volume &quot;hello&quot; and it contains some data .</p>
<p>How can I copy the data to <em>host</em> ?</p>
<p><strong>First :</strong></p>
<pre><code>kerydeMacBook-Pro:~ hu$ docker volume create --name hello
hello
</code></pre>
<p><strong>checking :</strong></p>
<pre><code>kerydeMacBook-Pro:~ hu$ docker volume ls
DRIVER              VOLUME NAME
local               hello
</code></pre>
<p><strong>volume &quot;hello&quot; inspect</strong></p>
<pre><code>kerydeMacBook-Pro:~ hu$  docker volume inspect hello
[
    {
        &quot;Name&quot;: &quot;hello&quot;,
        &quot;Driver&quot;: &quot;local&quot;,
        &quot;Mountpoint&quot;: &quot;/mnt/sda1/var/lib/docker/volumes/hello/_data&quot;
    }
]
</code></pre>
<p><strong>How can i copy the data on the volume &quot;hello&quot; to host?</strong></p>
<blockquote>
<p>I tried :</p>
</blockquote>
<pre><code>kerydeMacBook-Pro:~ hu$  docker cp hello:/mnt/sda1/var/lib/docker/volumes/hello/_data /Users/hu/Desktop/12
Error response from daemon: no such id: hello
</code></pre>
<p><strong>It does not work as expected!</strong></p>
<p>Who can help me ?</p>