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EMQX Performance Tuning: TCP SYN Queue and Accept Queue
Dec 15, 2023EMQX Team
EMQX Performance Tuning: TCP SYN Queue and Accept Queue

In some situations, even if the total number of MQTT connections on the current server has not reached the maximum limit of file descriptors, the client's connection request still fails, and we will observe the count of Overflowed and SYN Dropped continuously increasing in the OS.

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