Evaluating Two Years in Production with Juju and Charmed OpenStack

Explore a comprehensive conference talk from Ubuntu Summit 2022 detailing two years of production experience with Juju and Charmed OpenStack. Gain insights into deployment best practices, day-to-day operations, and lessons learned. Discover the benefits of Juju for OpenStack and Ceph upgrades, the importance of understanding charms, and managing the Juju controller as a critical component. Learn about writing custom machine charms and integrating network switches into the Juju model. Delve into topics such as GPU PCI passthrough, Ceph tuning, CPU governor optimization, and backup strategies. This 29-minute presentation by Johan Hallbäck offers valuable knowledge for those working with or considering Juju and Charmed OpenStack in production environments.

Intro
JUJU WHOAMI-ABOUT THE AUTHOR
OPENSTACK @IBEO (2019-)
RACK LAYOUT
OPENSTACK NETWORKING USING MAAS+JUJU
L3 APPROACH AUTOMATED OUTSIDE JUJU
GPU PCI PASSTHROUGH USING JUJU (2/2)
CEPH TRAP #1
BASIC TUNING: CPU GOVERNOR
UNDERSTANDING CHARMS (1/2): WHAT AWAITS THE OPERATOR?
THE JUJU CONTROLLER (2/5)
UPGRADING CHARMS
OPENSTACK & CEPH UPGRADES
SERIES UPGRADES
DEPLOYING MELLANOX SWITCHES USING JUJU
OPENSTACK NAS SHORTCOMINGS
BACKUP IS YOUR PROBLEM