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Cisco Bug: CSCvt08050 - VVB with JVM heap memory usage is high

Last Modified

Jun 22, 2020

Products (1)

  • Cisco Unified Contact Center Enterprise

Known Affected Releases


Description (partial)

VVB starts generating RTMT alerts for example:

RTMT alert
At Mon Feb 10 10:23:48 CST 2020 on node uccejcvvba, the following SyslogSeverityMatchFound events generated:
SeverityMatch : Alert
MatchedEvent : Feb 10 10:23:40 uccejcvvba local7 1 : 50135: Feb 10 2020 16:23:40.906 UTC : %UC_MGR_MGR-1-HIGH_MEM_USAGE: %[Facility=MIVR][Current usage=1811 MB][UNKNOWN_PARAMTYPE:percentage Old Gen Memory used=100.0][Maximum available=2022 MB][AppID=Cisco Unified CCX Engine][ClusterID=][NodeID=uccejcvvba]: JVM heap memory usage is high AppID : Cisco Syslog Agent ClusterID :
NodeID : uccejcvvba
TimeStamp : Mon Feb 10 10:23:40 CST 2020

This could lead to audio quality issues, like choppy audio.

VVB running default cache max_file_size value of 500KB and fetching .wav files larger than that (i.e. 6MB)

Confirm running command show vvb cache max_file_size
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