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Cisco Bug: CSCvu62730 - Jabber Android high CPU usage for large CMS hosted conference with ActiveControl enabled

Last Modified

Sep 22, 2020

Products (1)

  • Cisco Unified Mobile Communicator

Known Affected Releases

12.8(0) 12.8(1) 12.8(2)

Description (partial)

ActiveControl (iX) is enabled on CUCM and CMS and negotiated for conference calls.
Jabber clients are calling into CMS conference and see participant list with ability to Mute/Unmute
When number of participants joining CMS conference is growing Jabber is consuming more CPU resources
When number of participants joining CMS conference is close to 200, Jabber is processing Mute/Unmute actions (clicks) with delay or not processing
With more participants conference all users are experiencing device performance degradation:
- mobile devices are worming up and battery consumption is significantly increased
- PC/Mac CPU used by Jabber is going high (up to 100%)

ActiveControl is enabled
more then 100 participants in conference
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