A few Linux commands offer different ways to see which users are logging into your Linux servers, how often they log in, and how long they’ve been active or idle. If you want to get a report to see ...

Jack Wallen walks you through the process of setting up a centralized Linux log server using syslog-ng. Let’s say your data center is filled with Linux servers and you need to administer them all.

This must-know Linux command will make troubleshooting considerably easier. Quick: What’s the first thing you do when you need to troubleshoot a Linux server? If you answered, “Check log files,” give ...

Logging can be incredibly useful but massively annoying to administer. When something goes wrong, logs are crucial to troubleshooting, especially in security-related issues. But if an attacker ...

In a column about syslog [see “syslog Configuration” in the December 2001 issue of LJ] I mentioned “stealth logging”--by running your central log server without an IP address, you can hide your ...

Hi guys, me again. I fairly recently redid my install of Gentoo on my little server. Now my original install had a really nice logging set up. What it would do is in /var/log it would have all manner ...