Why is it required to restart Mac endpoints after applying a patch?
KarenKue 27000420DM Visits (4389)
Majority of the Fixlets in the Patches for Mac site and Updates for Mac Applications site require the endpoint to be restarted after applying a patch to ensure the stability of the endpoint’s operating system.
At any given time, multiple applications and processes could be running on an endpoint. These processes could lock a file that is required to be updated by the patch. Restarting the endpoint will help remove such locks and commit the intended changes by the patch.
Apple does not provide a definitive answer as to whether a restart is required for a particular patch or application. As a preventive measure, BigFix requires the endpoints to restart after the patch installation or the update is completed. The following line at the bottom of the actionscript that executes the system restart: action requires restart
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Application Engineering Team