RFR: 8275021: Test serviceability/sa/TestJmapCore.java fails with: java.io.IOException: Stack frame 0x4 not found [v2]

[Daniel D.Daugherty]

On Mon, 11 Oct 2021 12:40:31 GMT, Lin Zang <lzang at openjdk.org> wrote:

>> The root cause for the fail is that there must be a flush for `BufferedOutputStream` before getting the `pos` of the file, otherwise the data length is wrongly calculated.
>
> Lin Zang has updated the pull request incrementally with one additional commit since the last revision:
> 
>   refine comments

Thanks for confirmation. This is a trivial fix and does not have
to wait for 24 hours.

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PR: https://git.openjdk.java.net/jdk/pull/5890