Percent of machines with at least one audio crash

Description

See the "Audio user-mode reliability" section at Audio measures

Measure attributes

Attribute Value
Audience Audio measures capture data from any machine that is playing audio on Windows
Time period 7 day sliding window
Measurement criteria Percent of machines
Minimum population 1000 machines
Passing criteria <=0.4 % of machines with at least one crash in AudioSrv
<1% of machines with at least one crash in either AudioSrv or AudioDG
Measure IDs 38373370 - both AudioSrv and AudioDG

Calculation

Every day:

  1. Count the number of machines that hit a crash in AudioSrv or AudioDg
  2. Count the number of machines which attempted to use audio

Final Calculation

Percent of machines hitting a crash = (number of machines hitting a crash) / (number of machines which attempted to use audio)

The value of the measure at any time is the seven-day rolling average of this percentage.