RFR: 8329605: hs errfile generic events - move memory protections and nmethod flushes to separate sections [v4]

[Stefan Karlsson]

On Fri, 12 Apr 2024 11:04:54 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> Currently the 'generic' hs_errfile Events message log (filled  by Events::log) is sometimes rather full by messages for memory protection operations and nmethod flushes. Those seem to occur quite often and potentially move out other less frequent events, because the number of entries in the log is limited.
>> It might be better to separate the events into separate sections. 
>> 
>> The mentioned memory protection operations related entries look like this :
>> Event: 0.178 Protecting memory [0x000000016ebf0000,0x000000016ebfc000] with protection modes 0
>
> Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:
> 
>   add memprotect section

Marked as reviewed by stefank (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/18626#pullrequestreview-1996504831