Monitoring group chat in Lync Server 2013

Lync Server 2013
 

Letztes Änderungsdatum des Themas: 2016-12-08

We highly recommend running the most recent Cumulative Server Update Installer available on the Microsoft Download Center for performance improvements.

Assuming you are running latest cumulative update, use the following stress test table for metrics to understand if your Group Chat Servers are running at optimal health.

Test environment and user model

 

Three Group Chat Servers in a Group Chat pool, each with 8 GB memory and 8 processors.

Two Lync Server 2013 Front Ends in Enterprise Edition.

60,000 concurrent users across three Group Chat Servers.

25,000 channels hosted by Group Chat Pool.

Channel Size:

  • Small Channel Size: 30

  • Medium Channel Size: 150

  • Large Channel Size: 2500

Channel Count:

  • Number small channels: 24,000

  • Number medium channels 800

  • Number large channels 24

  • Total Channels 24,824

Invite channels:

  • Half the channels were invite channels

Number of channels a user joins:

  • Small: 12

  • Medium: 2

  • Large: 1

Join rate:

  • 10 total/second, 3.33/second per server

Logout rate:

  • 10 total/second, 3.33/second per server

Chat rate:

  • 20 total/second, 6.66/second per server

importantWichtig:
The following performance counter numbers will likely vary when different hardware specifications or user profiles are used.

Performance counter to be monitored

Performance Counter Thresholds

Process(ChannelService)->%Processor Time

Min: 0

 
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