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March 2, 2022 – 2:00 pm

Books have been written on the subject of awk and sed. Here’s a small sample of commands I put together over the years that are useful for everyday system administration tasks. Most of these tasks …

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Article Archive for December 2016

Real-Time Log Stats With Logtop

December 30, 2016 – 1:00 am
logs_001

Logtop is an awesome, albeit a little quirky, real-time log analysis tool developed by Julien Palard. You should use logtop when time is of the essence. When you cannot wait for your cron job to run …

Awesome Shell

December 24, 2016 – 3:52 pm
shell_0007

An excellent collection of programs and scripts to extend your shell’s capabilities.

Rsync Time Backup

December 22, 2016 – 3:46 pm
dlt tape backup

This is a simple wrapper for the awesome rsync-time-backup script by Laurent Cozic. Through clever use of hard links rsync-time-backup greatly speeds up incremental backups and saves disk space.

Grepping for IPs

December 11, 2016 – 5:47 pm
shell_0007

This is a small collection of tools and examples for working with IP addresses and ranges in Bash. This post is not meant to be a complete reference, rather a practical how-to guide.