Tuesday, March 10 2026

Month: February 2022

Basic MTA Configuration All instructions here are for Postfix. If you want to use a different MTA then you will mostly be working without instructions. To install Postfix run “apt install postfix” (or for the preconfigured images I setup reconfigure it by running “rm /etc/postfix/main.cf ; dpkg-reconfigure postfix“. Select “Internet Site” for the type of

In 2015 I ran a training session on BTRFS and ZFS. Here are the notes for ZFS updated for the latest versions of everything when running on KVM. You can do all the same exercises on a non virtual machine, but it’s safest not to do this on a machine with important data. For the