[jdk11u-dev] RFR: 8267666: Add option to jcmd GC.heap_dump to use existing file

[BuddyLiao]

On Thu, 15 Jul 2021 05:58:31 GMT, Ralf Schmelter <rschmelter at openjdk.org> wrote:

> > Hm, together with this change actually https://bugs.openjdk.java.net/browse/JDK-8234510 seems more worthwhile to do. Maybe you want to look into bringing it to JDK11 now, @schmelter-sap? In any case, this backport seems to be good as is and does not need JDK-8234510 as a prerequisite, though its use is limited for the moment.
> 
> Yes, it would make sense to downport it now, since we now have an actual use for it.

I had backport your patch(JDK-8234510 ) here https://github.com/openjdk/jdk11u-dev/pull/134
Would you help me to review it? Thank you.

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PR: https://git.openjdk.java.net/jdk11u-dev/pull/131