resolve the config file from the sudo user
@@ -78,6 +78,9 @@ For example:
Instructs Docker to use the configuration files in your `~/testconfigs/`
directory when running the `ps` command.
+> **Note**: If you run docker commands with `sudo`, Docker first looks for a configuration
+> file in `/root/.docker/`, before looking in `~/.docker/` for the user that did the sudo call.
+
Docker manages most of the files in the configuration directory
and you should not modify them. However, you *can modify* the
`config.json` file to control certain aspects of how the `docker`
