Ubuntu
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Email
Install Postfix Email Server on Ubuntu
Postfix, created by Wietse Venema, emerged as an alternative to the venerable Sendmail program. Its journey began at IBM Research, and after…
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MySQL/MariaDB
MariaDB Galera Cluster Crash. Recover a Galera Cluster.
MariaDB Galera Clusters are designed to be online all of the time. A MariaDB Galera cluster can deal well with…
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Web Servers
Install Redis Object Cache for WordPress on Ubuntu 22
Redis Object Cache in WordPress is a powerful object caching mechanism that enhances the performance of your WordPress site. Over 65%…
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MySQL/MariaDB
Install MariaDB Database Replication. MariaDB Galera Database Cluster
Buckle up. We’re going to take another look at replicating MariaDB databases. Previously we’ve looked at MySQL Replication using the…
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Email
Install Exim Email and Dovecot on Ubuntu and Debian Servers.
Since the demise of CentOS, many people are looking towards Ubuntu and Debian to take advantage of their LTS versions.…
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Operating Systems
How To Upgrade Ubuntu 20.04 LTS to Ubuntu 22.04 LTS
In this article, we are going to upgrade an Ubuntu 20 Focal Fossa VPS Server to Ubuntu 22 Jammy Jellyfish.…
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MySQL/MariaDB
How to install MySQL 8 on Ubuntu 22 LTS and configure your first database
The next LTS version of Ubuntu is now available for download and we are going to install MySQL 8 Ubuntu…
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Linux
How To Reset Ubuntu/Debian Root Password
If you lose your root password then you will also lose access to your server. To get access back you…
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Load Balancing
Load Balance MySQL Connections With HAProxy
Recently, we went through the process of load-balancing HTTPS connections with HAProxy. In this article, we are going to Load…
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MySQL/MariaDB
WordPress HyperDB Cluster with MySQL Replication
In this article, we’re going to look at WordPress and how to provide a basic WordPress high-availability cluster. WordPress HyperDB…
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