Skip to content
deploy-and.run

deploy-and.run

Who merges so late, past midnight's chime, still pushing bugs to master's line?

  • WordPress & Performance
  • Server & Infrastructure
  • DevOps & Automation
  • Tooling & AI
  • Notes

performance

Two More Sitemap Bugs, and How to Fix a Plugin’s Internals Without Forking It

July 18, 2026July 12, 2026 by halimat

An N+1 query pattern and a pagination batch-size mismatch, both inside a popular SEO plugin’s sitemap code — fixed by swapping internal objects at runtime, not by maintaining a fork.

Categories WordPress & Performance Tags devops, mysql, performance, seo, wordpress

MySQL Ignored Two Good Indexes: A WordPress Sitemap Performance Deep Dive

July 18, 2026July 11, 2026 by halimat

A hardcoded USE INDEX hint deep inside Yoast SEO core was sorting tens of thousands of rows the slow way. Here’s how to find a bug like that, fix it without forking the plugin, and ship the fix safely.

Categories WordPress & Performance Tags devops, mysql, performance, seo, wordpress

Why Your Slow-Query Log Is Lying to You (a Little)

July 18, 2026July 10, 2026 by halimat

Production slow-query logs only show what happened to run during their capture window. Here’s how to find what they miss — and a measurement mistake that almost shipped a bad fix.

Categories WordPress & Performance Tags devops, mysql, performance, wordpress
Newer posts
← Previous Page1 Page2

Recent Posts

  • The WordPress Performance Profiling Toolkit We Actually Use
  • What ‘VIP-Style Multisite’ Actually Means for a Performance Bug
  • Automating Index-Existence Guards So a Deploy Can’t Race Its Own Migration
  • The 465-Line Diff That Was Actually a 10-Line Fix
  • Turning a Multi-Step Dependency Bump Into an Autonomous Agent Loop

About deploy-and.run

© 2026 deploy-and.run • Built with GeneratePress