Parallel ESI for Varnish 6.0 LTS: vmod-pesi Now Packaged
by Danila Vershinin, September 17, 2026
Varnish processes ESI includes one after another. vmod-pesi fetches and assembles them in parallel, and GetPageSpeed now packages it for Varnish 6.0 LTS: a page with two 2-second fragments drops from 4.1 s to 2.05 s, verified on a clean Rocky Linux 10 install.
Read More...NGINX ESI: Replace Varnish for Magento 2
by Danila Vershinin, August 24, 2026
Replace Varnish with NGINX ESI for Magento 2. See the tested configuration, selective X-Magento-Tags purge, gzip-safe stitching, and benchmarks against Varnish OSS.
Read More...NGINX Immutable Module: Far-Future Cache-Control Headers
by Danila Vershinin, April 21, 2026
Cut wasted revalidation requests on versioned static assets. The NGINX immutable module emits RFC-compliant far-future Cache-Control headers with the immutable attribute, stale-while-revalidate, and stale-if-error in a single directive. This guide covers every directive, runtime-verified configs for Rocky Linux 10, the Magento 2 cache-busting pattern, and why it beats expires max.
Read More...How to enable Varnish Cache on Magento 2 without downtime
by Danila Vershinin, January 16, 2026
Learn how to enable Varnish Cache on Magento 2 without downtime. Step-by-step guide with NGINX sandwich setup, VCL configuration, and zero-downtime traffic switch.
Read More...Setting up Varnish as Full Page Cache for Magento 2
by Danila Vershinin, September 7, 2022
Set up Varnish Full Page Cache for your Magento 2 store in a few easy steps, and nearly without downtime. Understanding NGINX sandwich setup
Read More...Magento 2: Distributing cache purge requests over multiple Varnish instances
by Danila Vershinin, August 24, 2022
Speeding up Magento 2 admin when multiple Varnish instances are being used, by distributing HTTP purge requests via NGINX mirror module
Read More...Whitelist IP addresses for Magento 2 admin protection
by Danila Vershinin, May 8, 2021
Protect Magento 2 admin area using NGINX IP address whitelisting approach. Secure your Magento 2 administration
Read More...How to install ElasticSearch for Magento 2 on CentOS/RHEL
by Danila Vershinin, September 29, 2020
How to install and configure ElasticSearch for Magento 2 on CentOS/RHEL operating systems via RPM repository
Read More...Magento and ElasticSearch? How about Sphinx!
by Danila Vershinin, May 15, 2020
How to set up Magento 2 with the fast and efficient Sphinx search engine for a better memory and CPU footprint of your installation
Read More...Protecting Magento 2 from SPAM registrations
by Danila Vershinin, March 4, 2020
Fight SPAM registration in Magento 2 by fixing… Magento 2.
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