Listen to JIT events#3169
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Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Simplify WaitForInitialTieringActive.
Reduce event noise from the framework.
This was referenced Jun 3, 2026
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Improves the JIT stage by listening to events instead of waiting 250ms per tier. It's still not 100% deterministic, but it's much better than before.
Master: ~750ms + benchmark time
PR: ~90ms + benchmark time