Python Website Backend Gradually Stops Responding to API Requests After Running Continuously

Hello Python Community, I am currently dealing with one persistent problem in the Python backend of my website, and I am hoping someone can help me understand what might be causing it. The core issue is that the website initially handles requests normally, but after the application has been running continuously for an extended period, API requests gradually become slower and eventually some requests stop receiving a response within the expected time. The website itself may still be reachable, b...