Varnish and Brotli done right


by Danila Vershinin, February 21, 2017

Enable Brotli compression for faster website performance.. in Varnish with this quick VCL snippet.

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Varnish Tip: Remove hash from URL?


by Danila Vershinin,

Let’s use some magic VCL snippet to remove hash from URL in Varnish. Or NOT!

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Varnish “Backend fetch failed”


by Danila Vershinin, January 20, 2017

Troubleshoot Varnish backend fetch failed 503 error

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Deployment and cache purge on Citrus powered servers


by Danila Vershinin, January 18, 2017

Clear Varnish and PHP opcode cache in your deployment script.

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Strip marketing or analytics query parameters with Varnish


by Danila Vershinin, November 12, 2016

Strip unnecessary query parameters with some Varnish VCL magick!

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Install NGINX with ngx_pagespeed (Google PageSpeed) dynamic module in CentOS/RHEL 6, 7, 8 or Amazon Linux 2


by Danila Vershinin, October 3, 2016

Easily install latest stable nginx with ngx_pagespeed dynamic module in CentOS 7 or RedHat 7

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Clear disk space on CentOS/RHEL 6, 7, 8


by Danila Vershinin, September 22, 2016

Here is how to quickly regain disk space in CentOS/RHEL 6, 7, 8 servers

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Zend Opcache


by Danila Vershinin,

PHP is fast. But not when you use CMS with hundreds of small PHP files. WordPress, Magento, Joomla are all great examples of popular CMS solutions, but you can find their performance extremely slow. This is due to the fact, that PHP is interpreted language. Each time a website page is requested, all those files […]

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Mysqldump hangs website? [Solved]


by Danila Vershinin,

Here is how to run mysqldump properly, without affecting the live website and no slowdown during your database backup

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Exclude URL from Varnish cache


by Danila Vershinin, September 8, 2016

How to exclude single URL from Varnish

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