RFR: 8367902: Allocation after Universe::before_exit() in the VM shutdown sequence

[Albert Mingkun Yang]

On Tue, 11 Nov 2025 03:49:07 GMT, Leonid Mesnik <lmesnik at openjdk.org> wrote:

> move GC shutdown start after VM Death and agent's unloading

Is there a reason why `Universe::before_exit()` is moved down, instead of moving jvmti related calls (before `Universe::before_exit()`)?

(The current patch would leave GC running while calling `MemMapPrinter::print_all_mappings(tty);` -- GC can potentially alter mappings.)

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PR Comment: https://git.openjdk.org/jdk/pull/28227#issuecomment-3515988219