server: return unavailable when PD is not serving - #11066

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ti-chi-bot[bot] merged 3 commits into

tikv:masterfrom

rleungx:codex/server-not-serving-unavailable

Aug 4, 2026

Codecov / codecov/patch succeeded Aug 3, 2026 in 0s

80.00% of diff hit (target 79.23%)

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80.00% of diff hit (target 79.23%)

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