TAG

#Lighthouse

Magento 2 & Hyvä articles tagged “Lighthouse”: hands-on tutorials, fixes, and guides from Kishan Savaliya, an Adobe-certified Magento developer.

3 articles

Performance Magento Performance

May 20

Magento Core Web Vitals: The Actual LCP, INP & CLS Recipe

Four real diagnoses from production Magento + Hyvä stores in 2026. LCP element pinned in DevTools Performance (usually the hero image or an H1 stuck in font-swap), a 10 KiB inline critical CSS budget, a 1200w / 800w / 480w WebP <picture> matrix, INP traced to a 3-second Knockout boot on Luma checkouts, and CLS killed by reserving min-height on the cookie banner. Real Lighthouse JSON excerpts, a recipe checklist, and the mobile P=52 → P=88 numbers that came out the other side.

Kishan Savaliya 11 min read

Performance Magento Performance

May 20

Redis + Varnish + OpenSearch Tuning for Magento 2.4.x

Most Magento performance guides stop at FPM_CHILDREN and "enable Varnish." The real wins live in six config keys nobody talks about: Redis eviction policy, Varnish ESI hold-times, OpenSearch query clause limits, and a handful of header rules. Here is the diff per key, the ROI measured on a real 80k-SKU prod trace, and the safe-rollback notes.

Kishan Savaliya 11 min read

Performance Magento Performance

May 19

Magento Slow Checkout? The 3 Real Fixes That Move the Needle

Most checkout speed guides repeat the same 20 tips. After tuning 30+ Magento 2 checkouts, only three changes consistently move LCP under 2 seconds: defer non-checkout JS, prefetch the payment iframe, and remove the quote mass-action observer. Here is the exact code and Lighthouse before/after.

Kishan Savaliya 9 min read