Solution 1
Given that you are unlikely to have 100% true accounting due to uncontrolled factors (threads that get stuck, shutting down the service / server, etc.), you can do the following:
If you want to track common requests, you can use the application variable that you increase when you start working with the file. Then, when the content is executed, you decrease the counter. However, you want to take care to use cflock to ensure that this update does not cause any problems.
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