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[DOC] NEWS.md update about code GC

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See <https://github.com/ruby/ruby/pull/8865> and
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Alan Wu 2023-11-10 19:08:05 -05:00
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@ -237,9 +237,10 @@ changelog for details of the default gems or bundled gems.
* This can also be used to enable YJIT only once your application is * This can also be used to enable YJIT only once your application is
done booting. `--yjit-disable` can be used if you want to use other done booting. `--yjit-disable` can be used if you want to use other
YJIT options while disabling YJIT at boot. YJIT options while disabling YJIT at boot.
* Option to disable code GC and treat `--yjit-exec-mem-size` as a hard limit * Code GC now disabled by default, with `--yjit-exec-mem-size` treated as a hard limit
* Can produce better copy-on-write behavior on servers using unicorn and forking * Can produce better copy-on-write behavior on forking web servers such as `unicorn`
* `ratio_in_yjit` stat produced by `--yjit-stats` is now avaiable in release builds, * Use the `--yjit-code-gc` option to automatically run code GC when YJIT reaches the size limit
* `ratio_in_yjit` stat produced by `--yjit-stats` is now available in release builds,
a special stats or dev build is no longer required to access most stats. a special stats or dev build is no longer required to access most stats.
* Exit tracing option now supports sampling * Exit tracing option now supports sampling
* `--trace-exits-sample-rate=N` * `--trace-exits-sample-rate=N`