logrotate

Technical Guide

Bundling Costs 1.58x Against ripgrep on Pass One — Wide Field Part 4: 9.77 s After That, and No Rebuild When a File Vanishes

One of them was gone. A source file behind the index I had built to search the whole pile. app.log.9.gz had ag…
2026.09.30
Technical Guide
Technical Guide

Automating Log Retention — Writing Generation Rules and a Housekeeping Policy That Survive

Three years of logs were gone. That retention rule you automated — when did you last look at it? A rule nobody…
2026.09.17
Technical Guide
Technical Guide

Logs as Evidence — Four Principles for Preserving, Excerpting, and Proving Integrity

The reboot cost thirty-eight minutes of log. Fixing it was right. What should you have taken with you first? L…
2026.09.10
Technical Guide
Technical Guide

Where Finished Logs Go — Deciding Between Delete, Keep, and Compress

The incident investigation is over. The postmortem is written. What's left on disk is the tens of gigabytes of…
2026.08.29
Technical Guide