Object cache, Full-page cache, and Edge delivery strategies.
WP Rocket and LiteSpeed Cache are the two most popular WordPress caching plugins — but they serve very different use cases. I tested both on identical hardware with identical WordPress setups over 4 weeks. Here’s exactly what the data shows. Quick Summary WP Rocket LiteSpeed Cache Price $59/year (1 site) Free Requires LiteSpeed server? No…
In March 2024, Google replaced First Input Delay (FID) with Interaction to Next Paint (INP) as the official Core Web Vital for responsiveness. Three years later, INP is still the metric that trips up most WordPress sites — not because WordPress is slow by design, but because plugins, themes, and third-party scripts stack JavaScript onto…
Your catalog page renders in 200 ms until the flash sale starts. Then object-cache keys churn, wp_options balloons, and TTFB climbs toward one second. The usual fix — “just add Redis” — misses the real question: which object-cache stack survives your store’s worst hour? This guide compares the two setups WooCommerce stores actually run: Redis…
Your store survives a traffic spike. And then the chargebacks start. In the post-mortem we published recently, a WooCommerce store hit 2,400 duplicate orders in six hours because one Cloudflare “Cache Everything” page rule cached the order-confirmation page and served it to every visitor who opened the same URL. Different customers, same order. Same receipt.…
Identify and conditionally unload plugin scripts that slow down pages where they are not needed.
Incident: 2,400 Duplicate Orders in 6 Hours Root cause: a Cloudflare “Cache Everything” page rule overrode WooCommerce no-store headers on /checkout/ and /order-received/. The CDN cached the order confirmation page and served it to multiple users. Fix: Cloudflare Cache Rules (bypass for WooCommerce) Lessons Learned Never use “Cache Everything” without explicit WooCommerce exclusions. Set Cache-Control:…
A definitive guide to fixing CLS caused by late-loading fonts, unconstrained images, and dynamic injected content.
Detailed analysis of Redis 7.2 asynchronous replication protocols and memory management improvements for WordPress.
How to implement geolocation-based caching without sacrificing cache hit ratios using Cloudflare Workers.
Raw benchmarks comparing Object Cache Pro and LiteSpeed Cache across 5 hosting environments and 3 database types.