A2 App(s) can be put on Freeze or Hold, to stop it from running using Command Line or Web Interface.


    a2ctl app [AppName] [freeze]
    where,
        AppName - Existing App Name
        freeze - Set app to Freeze


As you login to A2 - Web Interface, you will see Dashboard. Click on "App Action" under "Operations" section:




This will open "App Action" section. Select "Freeze" from Action for given App and Click on "Apply Now" as shown below:




This will ask for confirmation. Click on "OK" as shown below:




Now, the App will be put on Freeze as shown below:





You may also wish to follow the GitHub project if you have a GitHub account. This is also where we keep the issue tracker for sharing bugs and feature ideas.