Docker – how to make a container backup

┌──(rootvm-iot-jsho-docker-01)-[~]
└─# docker ps -all
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
be58c81ad2d2 ubuntu „/bin/bash“ 30 seconds ago Exited (0) 5 seconds ago ubuntu-iot-jsho-01

┌──(rootvm-iot-jsho-docker-01)-[~]
└─#

┌──(rootvm-iot-jsho-docker-01)-[~]
└─# docker export ubuntu-iot-jsho-01 > ubuntu-iot-jsho-01.20210214.tar

┌──(rootvm-iot-jsho-docker-01)-[~]
└─# ls -la
insgesamt 204468
drwx—— 5 root root 4096 14. Feb 12:08 .
drwxr-xr-x 19 root root 4096 14. Feb 12:08 ..
-rw-r–r– 1 root root 4503 5. Feb 20:07 .bashrc
drwx—— 3 root root 4096 6. Feb 16:16 .cache
drwx—— 2 root root 4096 10. Feb 14:35 .docker
drwxr-xr-x 29 root root 4096 10. Feb 15:03 docker-images
-rw-r–r– 1 root root 11656 5. Feb 20:12 .face
lrwxrwxrwx 1 root root 11 5. Feb 21:09 .face.icon -> /root/.face
-rw-r–r– 1 root root 0 5. Feb 20:33 .hushlogin
-rw-r–r– 1 root root 148 4. Nov 21:24 .profile
-rw——- 1 root root 134029824 14. Feb 11:41 ubuntu.20210214.tar
-rw-r–r– 1 root root 75282944 14. Feb 12:08 ubuntu-iot-jsho-01.20210214.tar
-rw——- 1 root root 3697 11. Feb 13:27 .zsh_history
-rw-r–r– 1 root root 8063 5. Feb 20:07 .zshrc

┌──(rootvm-iot-jsho-docker-01)-[~]
└─#