WordPress Performance
Insights
Practical guides on database optimization, performance tuning, and WordPress development. No fluff.
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Redis: Connected Is Not Working
Your Redis health check only proves a socket opened. I broke a cache on purpose and the site went down while WordPress still said it was healthy.
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How to make your AI agent use WP Multitool
Point your agent at two things: the wp multitool CLI and the ClawHub skill file. Both already exist. Here is how to wire them up, and which commands are safe to run unattended.
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Why WordPress hammers api.wordpress.org (and your plugins' servers) on every admin page load
A broken object cache makes WordPress fire blocking update checks - to api.wordpress.org and your premium plugins' servers - on every admin page load. Here is the fix.
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How to Find Which Plugin Is Slowing WordPress
How to find which plugin is slowing WordPress: profile real load cost per plugin, spot the heavy ones, and fix TTFB without guessing.
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WP Multitool Pro now has a single-site plan: $79 a year, every module
WP Multitool Pro now has a single-site plan: $79/year, one install, all 18 modules. Who it's for, and how it compares to the other tiers.
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Your WordPress debug.log Can Quietly Eat the Whole Disk
I optimize WordPress sites for a living - retainers and one-off rescues. And there's one thing I find on client site after client site, usually while I'm hunting down why…
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Site Doctor: the WordPress problems you can't see, found and fixed
WordPress Site Doctor scans 5 hidden misconfigs (OPcache, dead object cache, page-cache misses, WooCommerce test mode) and hands you the fix for each.
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Your WordPress media library is hiding gigabytes you can't see
WordPress makes 5-6 resized files per upload. WP Multitool 1.3.0 finds the image sizes nothing uses and reclaims the disk, reversibly, originals untouched.
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The WordPress Safety Net You Only Notice When You Need It
How WP Multitool skips the email leg of WordPress Recovery Mode and drops you straight into the recovery dashboard when a fatal error breaks your admin.
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WP Multitool 1.2.0: Updates Now Come To You
Published May 6, 2026 · WP Multitool 1.2.0 Until today, every release of WP Multitool meant the same chore for our customers. Download the zip from Polar. Go to Plugins,…
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WP Multitool 1.1.20: Action Scheduler + Image Analysis
Published April 22, 2026 · WP Multitool 1.1.20 WP Multitool 1.1.20 ships two new modules: Action Scheduler Optimizer and smarter Image Size Analysis. If you run WooCommerce, the first one…
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Tools I Actually Use and Recommend
Every "best tools" list on the internet is the same. Someone ranks 47 tools they've never used, stuffs affiliate links into every paragraph, and calls it a "definitive guide." You…
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Do You Really Need 6 WordPress Plugins for Performance?
I counted the plugins on a client's site last month. Six of them existed purely to help manage WordPress itself. Not to add features. Not to serve visitors. Just... maintenance…
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Which of Your Plugins Is the Heaviest? Now You Can See It on the Plugins Page.
New in WP Multitool 1.1.19 - Plugin Performance Score is the newest module in WP Multitool. It adds real benchmark data to your WordPress Plugins page so you can see…
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How to Audit and Consolidate Your WordPress Plugin Stack (Before It Kills Your Site)
The average WordPress site runs 20-30 plugins. Most could cut that by a third with zero loss of functionality. Here's a step-by-step plugin audit process, consolidation strategies, and real benchmark data from stripping 24 plugins down to 6.
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The wp_options Autoload Trap: Why Your WordPress Site Gets Slower Every Month
After optimizing 50+ WordPress sites, I found the average autoload size was 4.2MB - that's data loaded on every single request. Here's exactly how to find and fix the bloat.
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The Real Cost of a Slow WordPress Site (It's Not Just Bounce Rate)
A slow WordPress site bleeds money in ways most people never measure. Lost rankings, wasted dev hours, higher hosting bills, and silent conversion death. Here's how to calculate what yours is actually costing you.
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WordPress Site Down? The Emergency Recovery Guide (2026)
Your WordPress site just crashed. White screen, 500 error, database gone. Here's the systematic emergency guide to diagnose the cause and fix it yourself in minutes - not hours.
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How to Edit wp-config.php Safely (Without Breaking WP)
One typo in wp-config.php white-screens your site. The safe way to change debug, memory and cache constants - with validation and instant rollback.
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How to Read a MySQL EXPLAIN Plan (WordPress Edition)
The definitive guide to reading MySQL EXPLAIN output for WordPress. Learn what every column means, spot full table scans and missing indexes, and fix real slow queries from WooCommerce, wp_postmeta, and wp_options.
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WP-CLI Commands Every WordPress Developer Should Know
The definitive WP-CLI reference. Essential commands for site management, database ops, migrations, performance debugging, cron, and automation - with real workflow examples.
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Why Caching Doesn't Fix a Slow WordPress Site (Or Admin)
Caching hides slow WordPress backends - it doesn't fix them. Slow queries, autoload bloat, and admin lag survive every cache. What actually works.
Find what is slowing your WordPress
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Built by Marcin Dudek.