Logging in as the root user should never be done on Linux. Using the root account could lead to disaster. Sudo is the preferred method of gaining elevated privileges. When I first started using Linux ...
Log files. They're there for a reason -- to keep track of what goes on behind the velvet curtain of your operating system. When things go wrong, entries are added to those log files, so you can view ...
Log rotation, a normal thing on Linux systems, keeps any particular log file from becoming too large, yet ensures that sufficient details on system activities are still available for proper system ...