hard20 pts · first answer countslinuxnetworkingperformance

Listen queue overflows

During traffic spikes clients see connect timeouts, but the server process is not CPU bound. netstat -s shows the counters below rising. What does this indicate?

  48213 times the listen queue of a socket overflowed
  48213 SYNs to LISTEN sockets dropped

A.The accept backlog is full because the app accepts connections too slowly or the backlog is too smallB.The TLS handshake is failing because of an expired certificateC.The disk is full so new sockets cannot be createdD.The client is using the wrong port

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