Integrated: 6766: Add heap usage before and after GC to the Garbage Collections table

[Jean-Philippe Bempel]

On Mon, 28 Sep 2020 17:30:35 GMT, Jean-Philippe Bempel <github.com+4610701+jpbempel at openjdk.org> wrote:

> Columns are hidden for now
> 
> Here some screenshots of the changes:
> 
> ![JMC_UsedHeapBeforeAfterGC](https://user-images.githubusercontent.com/4610701/94465934-f030a300-01c0-11eb-8492-2b921f695833.png)
> 
> 
> 
> ![JMC_UsedHeapBeforeAfterGCColumns](https://user-images.githubusercontent.com/4610701/94465962-fc1c6500-01c0-11eb-8dc9-5b3346668381.png)

This pull request has now been integrated.

Changeset: 97f4d9ff
Author:    Jean-Philippe Bempel <jean-philippe at bempel.fr>
Committer: Marcus Hirt <hirt at openjdk.org>
URL:       https://git.openjdk.java.net/jmc/commit/97f4d9ff
Stats:     16 lines in 3 files changed: 14 ins; 0 del; 2 mod

6766: Add heap usage before and after GC to the Garbage Collections table

Reviewed-by: hirt

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PR: https://git.openjdk.java.net/jmc/pull/112