How-To

Apache Tuner is a Perl script that analyzes your Apache configuration and system resources to surface quick performance wins. Run it, read the suggestions, and tune your MPM, KeepAlive, and worker settings with confidence.

Filter Apache access logs by IP address and date using awk. A quick, practical approach to pulling specific entries without loading a full log viewer.

A quick bash logging setup that uses a named pipe and tee to capture stdout and stderr to a file while keeping the terminal interactive. Five lines of shell code, zero external dependencies.

A quick reference for the most common bash shell redirect operators, with examples showing how to send stdout and stderr to files or swap them.

A quick bash workflow for running integrity checks and generating SQL dumps across a set of user databases in MySQL.

A quick one-liner to list every mounted ext3 or ext4 partition along with its label and filesystem state, useful for spotting unclean shutdowns or journal issues at a glance.