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Cisco Bug: CSCun20381 - half connection map leak causing ccm high cpu when MTP enabled

Last Modified

Feb 25, 2019

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases

9.1(1.20000.5) 9.1(2.10000.28)

Description (partial)

Symptom:
Increasing CPU and Virtual Memory utilization for CCM process which can cause performance degradation if CCM service running without restart for a long time. One of the outcome can be Code Yellow alarm which appears periodically.

Conditions:
The leak can occur when calls through trunks with MTP required enabled are being redirected or transfered after the call is connected.
The issue is seen with CUCM versions 8.6 and above
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