follow stab55_14, 1. add large-c128 cache-hit trace evidence; 2. quantify 20 outer iterations and about 1.6x trace overhead; 3. record coarse V-cycle dominance and keep trace diagnostic only. [opencode].
follow stab55_14, 1. add large-c128 cache-hit trace evidence; 2. quantify 20 outer iterations and about 1.6x trace overhead; 3. record coarse V-cycle dominance and keep trace diagnostic only. [opencode].