RFR: 8348309: MultiNST tests need more debugging and timing [v2]

[Hai-May Chao]

On Thu, 20 Feb 2025 00:20:30 GMT, Anthony Scarpino <ascarpino at openjdk.org> wrote:

>> I need a review of this change that adds new timing controls for the initial server setup.  On rare occasions, more so on certain architectures, the server may not fully start before the client tries to connect.  Additional debugging is added to help identify if there are other timing issues.
>> 
>> Thanks
>> 
>> Tony
>
> Anthony Scarpino has updated the pull request incrementally with one additional commit since the last revision:
> 
>   review comments

Marked as reviewed by hchao (Committer).

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PR Review: https://git.openjdk.org/jdk/pull/23407#pullrequestreview-2633821964