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Cisco Bug: CSCvv58062 - Temp presence updates overloading XDB queue causing PAUSE socket command to be sent to CM service

Last Modified

Oct 16, 2020

Products (1)

  • Cisco Unified Communications Manager IM & Presence Service

Known Affected Releases

12.0(1)

Description (partial)

Symptom:
Calendaring events (meetings start/end) causing large amount of temporary presence XMPP stanzas to be sent to XCP Message Archiver service. This causes PAUSE socket operations command to be sent to XCP Connection Manager (CM) service which triggers high CPU and possibly crash of CM service and outage for all Jabber clients that are currently logged-in.

Conditions:
Message Archiver used along with Calendaring integration and having a large amount of temporary presence subscriptions. Running IM&P version 12.x or later.
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