Tutorials and how-to guides are abundantly available all over the internet. Invariably I followed them and many times had to customize them to match my needs. In order to keep track of what I had customized, maintaining this blog.
Multimaster K8s Lab: Part 1: Install host OS, Configure NIC Bonding, Install KVM
MariaDB Cluster with HA
Configuring Postfix with SpamAssassin