What metrics prove L4 vs L7 Load Balancing is healthy in prod?

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Use the parent topic “L4 vs L7 Load Balancing” as context. Cover testing approach, production metrics, or scale impact as asked — then refine with AI Mentor below.

Parent context — L4 vs L7 Load Balancing

Mitigate first, then root-cause. Check symptoms against: L7 LB without health checks; single LB bottleneck..

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