RFR: 6657: Add allocation pressure column to Memory and TLAB views

[Marcus Hirt]

On Tue, 3 Mar 2020 17:40:34 GMT, Jie Kang <jkang at openjdk.org> wrote:

>> Noted that I hadn't cleared my settings. This is how things look right now:
>> ![image](https://user-images.githubusercontent.com/16906077/75779976-ed6ced00-5d5a-11ea-9278-8e317d419d00.png)
>> 
>> So, it becomes:
>> * Alloc in TLABs
>> * Alloc in TLABs (%)
>> * Alloc Outside TLABs
>> * Alloc Outside TLABs (%)
>> 
>> With the hidden ones e.g. being:
>> * Avg Alloc in TLABs
>> * Avg Alloc Outside TLABs
>> 
>> What do you think?
>
> I agree with the naming suggestions and have updated the PR with a commit to match them, rebasing onto latest upstream as well.

![image](https://user-images.githubusercontent.com/16906077/75810822-97646d80-5d8b-11ea-8ec6-bd8facf8406e.png)

A little bit more default room for the Outside TLAB columns and we're good to go! :)

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PR: https://git.openjdk.java.net/jmc/pull/21