Even when something goes right, valuable information might be tacked onto the end of that log file, which can also be useful. The thing is, Linux keeps a lot of log files. Some are useful to users ...

How to monitor a Linux log file in real time Your email has been sent This must-know Linux command will make troubleshooting considerably easier. Quick: What’s the first thing you do when you ...

less /var/log/auth.log The contents of that file will include all authentication messages for your server. Boost your Linux knowledge with our in-depth eight-page PDF guide. This is available for ...