Once the Octopus Manager starts the upgrade process, downtime will occur. After the MSI finishes, it will close, and the Octopus Manager is launched to update each instance.
When running on Windows, the typical (manual) upgrade process is: Octopus Deploy connects to a SQL Server database, and can be hosted: This guide provides various upgrade scenarios with the goal of mitigating risk.
If you are using Octopus Cloud, we take care of everything for you, which means you don’t need to worry about upgrades, and you have early access to all the latest features. This guide is for customers managing their self-hosted installation of Octopus.