PDH

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\

Description

The PDH subkey stores configuration data for the Performance Data Helper dynamic link library (Pdh.dll). PDH is a library of performance data collection and processing functions used by performance monitoring programs, such as System Monitor.

Note Image Note

Windows 2000 does not add this subkey to the registry. You can add it by editing the registry or by using a program that edits the registry.