RFR: JMX double-counts heap used size

[Christine Flood]

Works for me.

Looks good

Thanks,

Christine

On Fri, Sep 8, 2017 at 3:17 PM, Aleksey Shipilev <shade at redhat.com> wrote:

> This is the regression from recent JMX fix. We should not report the same
> pool in both managers,
> because it will double the metrics the entire MemoryMXBean reports.
>
> Fix:
>   http://cr.openjdk.java.net/~shade/shenandoah/jmx-double/webrev.01/
>
> Testing: hotspot_gc_shenandoah + new test
>
> Thanks,
> -Aleksey
>
>