RFR: 8262500: HostName entry in VM.info should be a new line

[Thomas Stuefe]

On Sun, 28 Feb 2021 03:22:50 GMT, Yasumasa Suenaga <ysuenaga at openjdk.org> wrote:

> We can get host name from VM.info dcmd (and also hs_err log) on fastdebug build as below. It affects (fast)debug build for Windows only.
> 
> --------------- S Y S T E M ---------------
> 
> HostName: Xelvis OS:
>  Windows 10 , 64 bit Build 19041 (10.0.19041.804)
> OS uptime: 1 days 1:33 hours
> Hyper-V role detected
> 
> `OS` label is available within HostName entry. It should be in a new line.
> 
> After this change, we can get VM.info output as below:
> 
> ---------------  S Y S T E M  ---------------
> 
> HostName: Xelvis
> OS:
>  Windows 10 , 64 bit Build 19041 (10.0.19041.804)
> OS uptime: 1 days 1:44 hours
> Hyper-V role detected

Looks fine to me. I was surprised to see that we print out hostnames only in debug versions until I realized that this may be a security feature.

-------------

Marked as reviewed by stuefe (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/2763