SRE

Technical Guide

Everything We Measured on Huge Files — Four Boundaries Where the Numbers Flip

The ceiling was 950 MB/s. That "N seconds" figure — at what file size, and on which attempt? Change either one…
Technical Guide

Never Write to the Original — Four Habits for Working With Logs

You opened it. It grew by three bytes. That log file — is it still the same file after you read it? Operations…
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…
Technical Guide

Log Investigation Lives in One Person’s Head — Four Habits of a Team That Can Hand It Over

The handover note was three lines long. The query you built yesterday — could anyone else rebuild it right now…
Comparison

Before You Give Up and Import 100 Million Lines into a Database — Field Fixes and Benchmarks for Incident Logs and AI Preprocessing

"Just import this multi-gigabyte file into a database, or split it up." For steady-state operations, that is t…
Technical Guide

Making the On-Call Night Lighter — Four Things You Set Up for Your 2 A.M. Self

2:14 a.m. Ninth reopen. The same 50 GB log, opened nine times tonight already. Why does investigation turn int…