Use this parameter to turn updates to TM1® performance counters on or off.
Parameter type: optional, dynamic
You can view performance counters using the TM1 PerfMon utility or the Microsoft Windows Performance Monitor. For more details, see "Using TM1 Performance Counters" in the TM1 Operation Guide.
Capturing performance counters in TM1 can impact performance under a heavy multi-user workload (with 100 or more active users). Use this parameter to turn off updates to performance counters if performance is an issue.
PerfMonIsActive=FDefault value is T.