Upgrading your Zabbix setup

As we've seen throughout the book already, Zabbix 6 offers a great deal of cool new features. Zabbix 6.0 is a Long-Term Support (LTS) release, so just like 4.0 and 5.0, you will receive long-term support for it. Let's see how we can upgrade a Zabbix server from version 5.0 to version 6.0.

Getting ready

For this recipe, we will need our server called lar-book-zbx5. At this point, your server will be running either a RHEL8-based Linux distribution or a Debian-based distribution like Ubuntu 18.04, Debian 10, or newer versions of those distributions.

If you've followed the Optionally upgrading the Zabbix backend from PHP 7.2 to PHP 7.4 recipe, your server will now be running PHP version 7.4. If not, it's a good option to follow that recipe first.

If you've followed the Upgrading a Zabbix database from older MariaDB versions to MariaDB 10.5 recipe, it will now be running MariaDB version 10.5. If not, it's wise to follow...