docker/installation.md

@@ -12,6 +12,10 @@ sudo systemctl stop docker.socket
 # replace ExecStart=/usr/bin/dockerd -H fd:// by
 # ExecStart=/usr/bin/dockerd -g /new/path/docker -H fd://
 
+# 
+# create new docker rootdir
+sudo install -d -o root -m 0711 /new/path/docker
+
 # 
 # rsync data origine -> new
 rsync -aqxP /var/lib/docker/ /new/path/docker