At this point, we are now fairly familiar with the necessary steps and procedures needed to perform a successful upgrade or update. Let's go ahead and check our server.
Only upgrade your Jenkins server if there is a stable release for your current version. Do not downgrade. Otherwise, you should feel free to follow through and understand the steps we take from this point forward, until the end of the section.
Head back to the main dashboard, and on the menu, you will see a red just before the search prompt on the right. This is where Jenkins will be sending notifications, so be sure to check any notifications to avoid missing out on critical messages. Take a look at this screenshot:
For now, we shall focus on the upgrade notification, which should be as follows:
It looks as if Jenkins needs an upgrade. Before we even think about upgrading our host, here are a few questions we need to ask:
- Is the recommended version stable?
- Is there any particular reason for upgrading the server?
- Does the recommended version list have any issues that may interfere with current operations and plugins?