bramby6

MaridDB Multi Basic Script

1. Backup db

   mariadb-dump -u sirius -p --socket=/var/run/mysqld/mysqldN.sock --skip-ssl database | pv > N.sql 
   

   or

   mariadb-dump -u sirius -p --socket=/var/run/mysqld/mysqldN.sock --all-databases --ignore-database=mysql | pv > N.sql
   

bramby6

Enable TCP port 4243 for external connection to Docker

See this issue.
Docker best practise to Control and configure Docker with systemd.

1. Create daemon.json file in /etc/docker:

    {"hosts": ["tcp://0.0.0.0:4243", "unix:///var/run/docker.sock"]}