Deleting a profile with annotation tuned.openshift.io/deferred: update, then apply the same profile again, the profile will immediately apply.  Then edit the profile and change to a new value, reboot first time, the new value applied, then reboot again, it will restore to default value.    

    1. Create a new OCP using latest 4.18 nightly version
    2. Creating a profile with annotation tuned.openshift.io/deferred: update
    3. The profile will immediately apply.  
    4. Then edit the profile and change to a new value
    5. reboot node twice, the sysctl value will restore to default value.

    After rebooting node twice, the specified sysctl value will revert to default value

    the specified sysctl value should keep the value as setting in tuned profile
     More detailed step, please check the second issue in the doc https://docs.google.com/document/d/1h-7AIyqf7sHa5Et2XF7a-RuuejwVkrjhiFFzqZnNfvg/edit