TEC614524: How is the metric "GCMonitor : Percentage of Java Heap Used" calculated.

Document created by puran02 Employee on May 25, 2016Last modified by SamCreek on May 25, 2016
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Author: puran02

Document ID:  TEC614524

Last Modified Date:  7/24/2014

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Description:"GC Monitor:Percentage of Java Heap Used" metric is calculated with this formula:(GC Heap:Bytes In Use ÷ GC Heap:Bytes Total) * 100Solution:

  1. "GC Monitor:Percentage of Java Heap Used" metric is calculated with this formula:

    (GC Heap:Bytes In Use ÷ GC Heap:Bytes Total) * 100

  2. The above metric when calculated should be approximately equal to the average obtained by doing the below calculation for each of the memory pools(for example: old space, nursery, class memory in case of Jrockit JVM).

    (Amount of Space used ÷ Current capacity) * 100

 

 

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