Why does it appear like Linux is dropping packets when TCP sockets are reused?

Solution Unverified - Updated -

Issue

  • Why does it appear like Linux is dropping packets when TCP sockets are reused?
  • We have a multi tier setup with Red Hat Enterprise Linux (RHEL) servers, where TCP sessions are reused fast. We see Proxy 502 / 503 errors in proxy server logs.

Environment

  • Red Hat Enterprise Linux (RHEL)
  • Cisco ACE hardware, acting as loadbalancer and modifying TCP packets

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