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OCCAS Into Transport Overload Protection With Very Little SIP Traffic (Doc ID 1356310.1)

Last updated on FEBRUARY 03, 2019

Applies to:

Oracle Communications Converged Application Server - Version: 5.0.0 to 5.0.0 - Release: 5.0 to 5.0
Generic Linux

Symptoms

The engine tier instance is experiencing transport overload protection even when the CPU usage is around 5% or less. There is one data tier partition. If only one of the replicas is running, the overload protection is rare. With 2 running, it is more frequent.

Creating network traces showed delays for the TCP ACK (not SIP ACK) is up to 40ms.

Cause

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In this Document
  Symptoms
  Cause
  Solution
  References

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