HP HPE VAN SDN Controller 2.7, Руководство администратора, Страница: 36 / 231

3. Click Enable button to activate the application. The application starts or resumes operation
and the application state is changed to
ACTIVE
.
Uninstalling an application
This procedure completely removes an application from the controller. To later restore the removed
application, see
Adding or upgrading an application .
To use curl commands and the REST APIs to complete this task, see “curl commands” (page 170) .
Use the following procedure to uninstall an application using the UI.
1.
In the Applications screen, select the application you want to uninstall.
2. Click Uninstall .
3. Click the Uninstall button to remove (delete) the application.
Understanding application states and OSGi artifacts
In the default state, or when an application has been started, it is in the
ACTIVE
state and is
servicing requests. Application states include the following:
Table 1 Application States
Description State
The application is running and servicing requests. ACTIVE
A new application has been downloaded to the controller and is ready to be installed. STAGED
A new version of an existing running application has been downloaded to the controller and the
new version is ready to be installed (upgrade/downgrade). UPGRADE_STAGED
A transitive state indicating a new application is in the process of being installed. INSTALLING
36 Using the SDN controller UI