feat(qwen3): vLLM-prefill P/D — cross-engine KV compat, verified end-to-end#540

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feat/pd-vllm-hash-compat

Commits on Jul 3, 2026

docs(glm52): P/D decision record — vLLM prefill + openinfer decode

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feat(qwen3): vLLM-compat P/D — cross-engine query keys + zero-hit wait window

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chore(kv-offload): commit lockfile entry for xxhash-rust

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docs(glm52): record P/D milestone-1 results and the KV layout compatibility contract

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fix(qwen3): observability and backpressure for the P/D remote-KV miss path

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fix(qwen3): honor the miss breaker on already-parked requests

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docs(glm52): reflect miss-path observability and breaker in the milestone table

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fix(qwen3): count the 15s hard timeout toward the miss breaker

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