Log file are one of our greatest diagnostic tools. Whenever something goes wrong -- or maybe when it goes right -- you want to find out why in precise detail, but to do that you need to parse, reduce and extract from multi-gigabyte log files. In this article I give out tips and commands to help you parse log files through the example of the Apache access.log file.
It is a truth universally acknowledged that there is a keyboard shortcut for everything. We’ve rounded up some of the best reference cards, cheatsheets and tutorials from command lines to file extensions, PowerShell to Subnet to ensure you’re never caught short again.
We asked the question to over 3,000 people across Australia, the United States and the United Kingdom.
Here is something I’ve learned as a Linux administrator: when I go into work, everything is boring or on fire. There is no comfortable middle ground. I mean, I’ll either sit around tuning configs and running tests for eight hours, or suddenly it's 10pm and please stop yelling at me. The last sentence is only a bit hyperbolic.
A good administrator knows that there is always more to learn. When you’re left stumped with a security issue or just want to keep ahead of all new developments in the IT world, why not turn to those who know it best? Here are the ten bloggers every SysAdmin should follow: