ApicaAgent Client is a service that collects performance metrics at regular intervals. The collected data is sent to a controller server which stores the data in a database administered by Apica. Examples of metrics collected by the agent include CPU usage, memory usage, network, and disk utilization.
Windows Performance Monitoring Agent (PMA)
https://apica-kb.atlassian.net/wiki/spaces/ALTDOCS/pages/5673138/V+Troubleshooting