What Do the 'user','sys', and 'real' Values Mean in a Java SE Garbage Collection Log?

(Doc ID 2378310.1)

Last updated on MARCH 29, 2018

Applies to:

Java SE JDK and JRE - Version 7 and later
Information in this document applies to any platform.

Goal

At the end of this sample of garbage collection log, a list of time values are presented:

What do the 'user', 'sys', and 'real' labels mean in this context?
 

Solution

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