How To Setup Cloudflare Argo Tunnel On CentOS 7

How To Setup Cloudflare Argo Tunnel On CentOS 7

Cloudflare Argo Tunnel allows you to expose your web server to the internet without having to open routes in your firewall or setup dedicated routes. This guide will outline how you can setup Cloudflare Argo Tunnel for private encrypted HTTP/2 connection to your origin web server or web application on CentOS 7 for Centmin Mod LEMP stack users.

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Fast Tar And Rsync Transfer Speed For Linux Backups Using Zstd Compression

Fast Tar And Rsync Transfer Speed For Linux Backups Using Zstd Compression

Newer Tar 1.32+ and Rsync 3.2.3 versions have added Facebook’s zstd compression algorithm and Rsync has added lz4 and xxHash checksum algorithms which give Tar and Rsync a tremendous boost in transfer speed. I’ve switched most of my own personal backup scripts to using these newer Tar 1.32+ and Rsync 3.2.3 versions now.

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CentOS 7 Python 2.7 Upgrade Deprecation Message – End Of Life January 1st, 2020

CentOS 7 Python 2.7 Upgrade Deprecation Message – End Of Life January 1st, 2020

For CentOS 7 based Centmin Mod users, you may run into the Python 2.7 deprecation message when running CentOS 7 native Python 2.7 and that Python 2.7’s end of life is on January 1, 2020 and that you need to upgrade Python 2.7. You should not upgrade the CentOS 7 native Python 2.7 as that may break your system and YUM operation. Instead, you should install a newer Python version side by side.

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GTMetrix Switched To Google Lighthouse v6 For Page Speed Testing

GTMetrix Switched To Google Lighthouse v6 For Page Speed Testing

The new version of GTMetrix page speed tool has now switched to using Google Lighthouse v6 engine which includes new Google Core Web Vital metrics for Largest Contentful Paint, Total Blocking Time, Cumulative Layout Shift as well as Time To First Byte and  Time to Interactive.  Check out their blog post explaining the changes at …

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Ran IPTables Flush? How To Regain SSH Access After Being Locked Out Of CSF Firewall Servers

Ran IPTables Flush? How To Regain SSH Access After Being Locked Out Of CSF Firewall Servers

You’ve accidentally run the SSH command iptables -F and have locked yourself out of your server and can not SSH login again. So how do you regain SSH access? Centmin Mod LEMP stack uses CSF Firewall which is a wrapper interface to CentOS system’s underlying IPTables. If you run the SSH command, iptables -F you may end up locking yourself out of the server as this command flushes all the existing IPTable rules that are configured and setup by CSF Firewall at startup. This guide will outline ways you can possibly regain SSH access using example VPS providers – Upcloud, DigitalOcean, Vultr, Linode, Hetzner and Amazon AWS EC2 instance servers.

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New blog.centminmod.com

New blog.centminmod.com

New blog.centminmod.com in development. Will be blogging about all Centmin Mod related news, product and feature developments right here.

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