Administrator configuration options

When Revisions of a Knative Service are inactive, they are automatically cleaned up and cluster resources are reclaimed after a set time period. This is known as .

You can configure garbage collection parameters a specific Revision if you are a developer. You can also configure default, cluster-wide garbage collection parameters for all the Revisions of all the Services on a cluster if you have cluster administrator permissions.

The following garbage collection settings can be modified:

Revisions are always retained if they belong to any one of the following categories:

• The Revision was created within the time specified by the retain-since-create-time setting.
• The Revision was last referenced by a Route within the time specified by the setting.

• Retain the last ten inactive revisions: