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MySQL Python connector bug leaves database sockets open after app shutdown

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The mysql-connector-python library fails to close pooled database sockets when applications terminate. This causes sockets to linger on MySQL servers, consuming file descriptors and memory resources. The problem occurs because the MySQLConnectionPool doesn't automatically invoke close methods during shutdown. Resource exhaustion can result in performance degradation or connection rejections, particularly in high-traffic environments. Developers must implement explicit socket closure logic to prevent this issue.

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MySQL Python connector bug leaves database sockets open after app shutdown · ShortSingh