Display IP address in a more readable format.
Create a basic Hadoop cluster to play with it.
Configure MariaDB server to log slow queries.
Use awk to parse apt history log and filter it.
Concatenate regular and gzip-compressed files at the same time.
Increase the maximum permitted number of simultaneous connections to the MariaDB server.
Load time zone tables into MariaDB server.
Log systemd service state changes using rsyslog.
Use date utility to display current date time in different timezone
Use systemctl to get process identifier for specified service.