[AMD][AgentX] DSv4 MI355X agentic disagg: add EAGLE/MTP speculative-decoding arm / DSv4 MI355X 智能体分离式推理：新增 EAGLE/MTP 投机解码分支#2309

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ichbinblau wants to merge 8 commits into

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amd/agentx-v1.0-th-hicon-mtp

Commits on Jul 23, 2026

HiCache sizing fixes (ratio vs size), NCCL/image updates, disable prefill cudagraph for DSv4 agentic disagg

ichbinblau
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cursoragent
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Update DPA config, add RDMA/GPU pre-flight gates to job.slurm, and fix router policy env var/name

ichbinblau
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cursoragent
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Add perf-changelog.yaml entry for dsv4-fp4-mi355x-sglang-disagg-agentic-hicache

ichbinblau
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cursoragent
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remove disable_cuda_graph: false setting from decode
ichbinblau
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add env PREFILL_DP_ATTN and DECODE_DP_ATTN
ichbinblau
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fix(dsv4): use native EAGLE MTP flags without draft-model-path for AgentX

ichbinblau
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cursoragent
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add dsv4 disagg mtp config.
ichbinblau
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Add perf-changelog.yaml entry for dsv4-fp4-mi355x-sglang-disagg-agentic-hicache-mtp

ichbinblau
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cursoragent
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