An update is available to optimize the CPU usage of the RtcpIsLocalServiceCluster function in a Lync Server 2010 database

Applies to: Lync Server 2010 Enterprise EditionLync Server 2010 Standard Edition

Symptoms


The RtcpIsLocalServiceCluster function consumes excessive CPU resources in a Microsoft Lync Server 2010 database.

Cause


The issue occurs because lots of stored procedures use a macro that calls the RtcpIsLocalServiceCluster function.

Resolution


To resolve this issue, install the following cumulative update:
2571545 Description of the cumulative update for Lync Server 2010, Core Components: July 2011