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陈文羽在厨房里，回答道。LINUX: Redhat uses the variable tcp_synack_retries to define the number of retransmissions, which defaults to 5, with a total timeout of 3 minutes.Events replace the work that could only be performed by the scheduled tasks of the operating system, and MySQL's event scheduler can be accurate to one task per second, while the scheduled tasks of the operating system (such as CRON under Linux or task planning under Windows) can only be accurate to one task per minute.When chatting with MM on QQ, I must say some affectionate words. I have collected a lot of disgusting love words. When needed, I just need to copy it out and put it into QQ. This is my love message prototype.Reflective attacks typically use protocols that do not require authentication or handshake, Reflection attacks need to forge the source IP address of the requested data into the IP address of the target. If the protocol used requires authentication or handshake, the authentication or handshake process cannot be completed and the next attack cannot be carried out. Therefore, the vast majority of reflection attacks are carried out using network services based on UDP protocol.Subject to the provisions otherwise construed, in these Rules: