DNS caching and beyond, in CentOS/RHEL 7 and 8


by Danila Vershinin, July 21, 2019

Make use of DNS caching on your CentOS/RHEL 7/8 to speed up your server even faster!

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FirewallD and trusted IP addresses


by Danila Vershinin, July 10, 2019

How to whitelist IP addresses in FirewallD like a PRO

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How to install Viber in CentOS/RHEL 8


by Danila Vershinin, July 5, 2019

How to install Viber in CentOS/RHEL 8

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How to install VirtualBox in CentOS/RHEL 8


by Danila Vershinin, June 22, 2019

1. Install Fedora repos sudo dnf -y install https://extras.getpagespeed.com/release-latest.rpm sudo dnf install fed2el-release 2. Install Virtualbox (from upstream Fedora 28 repos) sudo dnfplus install VirtualBox 3. Install kernel-abi-whitelists sudo dnf install kernel-abi-whitelists 4. Build necessary modules akmods; systemctl restart systemd-modules-load.service 5. Rebuild modules automatically You can enable service to automatically rebuild VirtualBox required kernel modules, […]

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How to enable Intel hardware acceleration for video playback in CentOS/RHEL 8


by Danila Vershinin, June 21, 2019

Performance doesn’t end in fast loading websites. How to leverage Intel hardware video acceleration for playing those dreamy 4K Youtube videos.

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RHEL 8 machine as AirPlay receiver


by Danila Vershinin,

How to use RHEL 8 machine as Airplay target

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50k+ packages for CentOS/RHEL 8, even before EPEL is up


by Danila Vershinin, June 19, 2019

How to access 50K+ extra packages in RedHat Enterprise Linux 8 even before EPEL of CentOS 8 release.

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Install latest stable Ansible on CentOS/RHEL 8


by Danila Vershinin, June 18, 2019

How to install latest non-packaged Ansible engine in CentOS/RHEL 8, in a safe way

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Compiling PSOL for packaging. First steps.


by Danila Vershinin, June 16, 2019

CentOS 7 build system. libstdc++-static must be installed Based on: https://www.modpagespeed.com/doc/build_mod_pagespeed_from_source mkdir -p ~/bin cd ~/bin git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git export PATH=$PATH:~/bin/depot_tools git clone -b latest-stable –recursive https://github.com/apache/incubator-pagespeed-mod.git cd incubator-pagespeed-mod python build/gyp_chromium –depth=. make BUILDTYPE=Release mod_pagespeed_test pagespeed_automatic_test Build and generate PSOL archive: install/build_psol.sh

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NGINX vs PHP-FPM: No input file specified


by Danila Vershinin,

NGINX vs PHP-FPM: No input file specified. Or how to deal with 404s of missing PHP scripts

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