When something goes wrong on a system, the logfile is the first place to look for troubleshooting clues. Logstash, a log server with built-in analysis tools, consolidates logs from many servers and even makes the data searchable.

Instead of manually rearranging windows in a development environment time and time again, the Tmux terminal multiplexer can restore them from a configuration script.

Sometimes sys admin Charly needs to know when exactly he did something ingenious on one of his servers. Finding an infallible memory aid is difficult, you might think. "Peanuts!" says Charly.

Sluggish network connections can be nerve-wracking. Checking live statistics about network traffic can help pinpoint the problem. Iftop is a command-line system monitoring tool that can help you identify bandwidth hogs and keep traffic moving.

The UEFI boot specification offers new capabilities – and new headaches if you aren’t ready for it. Learn how one Linux user came to a truce with the new sheriff.

Script-friendly ifdata from the Moreutils package delivers absolutely precise network interface status information, with no need to extract individual values.

Back in 1962, the threat of a third world war loomed for 13 days, but what happened during the Cuban missile crisis and when? What was the timing of events for the first moon landing? Four timeline tools present complex topics of world history and current affairs in clear context.

Ngrep is a pattern-matching tool that sorts the wheat from the chaff and doubles as a lightweight packet sniffer.