exceptionfactory commented on code in PR #6156:
URL: https://github.com/apache/nifi/pull/6156#discussion_r909034982


##########
nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-resources/src/main/resources/conf/nifi.properties:
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@@ -345,6 +345,14 @@ nifi.diagnostics.on.shutdown.max.filecount=10
 # The diagnostics folder's maximum permitted size in bytes. If the limit is 
exceeded, the oldest files are deleted.
 nifi.diagnostics.on.shutdown.max.directory.size=10 MB
 
+# Performance tracking properties
+## Specifies what percentage of the time we should track the amount of time 
processors are using CPU, reading from/writing to content repo, etc.
+## This can be useful to understand which components are the most expensive 
and to understand where system bottlenecks may be occurring.
+## The value must be in the range of 0 (inclusive) to 100 (inclusive). A 
larger value will produce more accurate results, while a smaller value may be
+## less expensive to compute.
+## Results can be obtained by running "nifi.sh diagnostics <filename>" and 
then inspecting the produced file.
+nifi.performance.tracking.percentage=${nifi.performance.tracking.percentage}

Review Comment:
   Thanks for clarifying the potential uses and updating the admin guide. It 
seemed like there could be other ways to provide the information based on the 
implementation, so keeping the property name as defined sounds good.



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