Increase the number of Discovery Threads

Products

• VMware Smart Assurance
• VMware Telco Cloud Service Assurance

Issue/Introduction

To speed up discovery times, you can increase the number of Discovery Threads used in the IP domain server.

High avg_late_polling value detected.

Environment

10.x / TCSA 2.x

Cause

Insufficient discovery threads

Resolution

• Edit the discovery.conf file and change the value of the numberProbeThreads to a higher value from the default of 10. 
  According to the discovery.conf file the max threads one can use is 100.
  Please note: if you increase the thread count you may need to add more capable CPUs.
• Restart the IP server.
• This can also be accomplished via the command line using (However, it will reset when the domain is restarted):
  

  dmctl -s <DM> put ICF_TopologyManager::ICF-TopologyManager:: numberProbeThreads <value>

Additional Information