RFR: 8319055: JCMD should not buffer the whole output of commands

[Alex Menkov]

On Tue, 4 Feb 2025 10:16:45 GMT, Johan Sjölen <jsjolen at openjdk.org> wrote:

>> The fix implements streaming output support for attach protocol.
>> See JBS issue for evaluation, summary of the changes in the 1st comment.
>> Testing: tier1..4,hs-tier5-svc
>
> src/hotspot/share/services/attachListener.cpp line 139:
> 
>> 137:       }
>> 138:     } else {
>> 139:       /* TODO: handle buffer overflow
> 
> Important `TODO` :-).

This is for [JDK-8319307](https://bugs.openjdk.org/browse/JDK-8319307)
@tstuefe Do you want to keep this comment to work on JDK-8319307?

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PR Review Comment: https://git.openjdk.org/jdk/pull/23405#discussion_r1941840271