RFR: 8327410: Add hostname option for UL file names [v3]

[David Holmes]

On Mon, 11 Mar 2024 09:44:26 GMT, Fredrik Bredberg <fbredberg at openjdk.org> wrote:

>> Why `%hn` rather than just `%h`?
>
> Because the log decorator for hostname is `hn`, so I think it's a good idea to choose the same.
> Having two different "tags" for the same thing (hostname) within Unified Logging, would be more confusing.

Ah I see. Too late to ask why UL chose that I guess :) I was thinking of the bash prompt \h for host name.

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PR Review Comment: https://git.openjdk.org/jdk/pull/18153#discussion_r1519627350