RFR: 8205663: ZGC: Log metaspace used/capacity/committed/reserved

[Erik Helin]

On 06/26/2018 09:49 AM, Per Liden wrote:
> In ZGC, we currently don't log metaspace 
> used/capacity/committed/reserved. This is useful information, which 
> should be logged.
> 
> Bug: https://bugs.openjdk.java.net/browse/JDK-8205663
> Webrev: http://cr.openjdk.java.net/~pliden/8205663/webrev.0

Looks good, Reviewed.

Thanks,
Erik