The PI PerfMon interface uses Microsoft registry functions to access performance counter data. Performance data providers supply data from services or other applications, which can start and stop …

What is performance monitoring? −from pipeline, system bus, caches, ... Why a standard interface? −100 lines of C, first interface to provide access to feature! • is the problem? Why is it taking so long? …

Change in performance requirement, mea-surement window or addition/removal of path for performance verification, can easily be handled using PerfMon.

This class also provides functionality to make using Perfmon counters easy, such as opening and closing the connection to your counter, as well as adding categories and counters and collecting data …

The first area provides an overview of Perfmon constructs, followed by sections covering the chart, log and report functions as well as detail on Perfmon overhead.

Prerequisites Requirements Cisco recommends that you have knowledge of how to gather perfmon logs from CUCM. Note: The CUCM Trace Lookup for different scenarios document covers what logs to …

Perf will aggregate the same event across multiple PMUs (e.g. memory controllers) and events can be scaled. Metrics allow for multiple different counters to be combined across different PMUs, …