In active systems, the tables related to Performance Management (PMM*) may grow extremely rapidly, causing a strain on overall DB resources.
How can these be disabled?
Release : 12.3
Component : AUTOMATION ENGINE
Per the documentation, these settings can be changed via UC_SYSTEM_SETTINGS:
https://docs.automic.com/documentation/webhelp/english/AA/12.3/DOCU/12.3/Automic%20Automation%20Guides/help.htm#AWA/Variables/UC_SYSTEM_SETTINGS/UC_SYSTEM_PERFORMANCE_Parameters.htm
PERFORMANCE=N will disable the collection of performance metrics.