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  ],
  "metric_profile": "serving-comparison/v1",
  "metrics": [
    "effective_prefill_tok_s (queue-inclusive prompt_tokens/TTFO)",
    "TTFO (first reasoning or visible delta)",
    "visible TTFT",
    "combined reasoning+visible decode",
    "TPOT per-request proxy",
    "E2E",
    "aggregate completion throughput",
    "actual input/output distributions",
    "engine prefill/decode/queue histogram deltas when exposed",
    "GPU weight/KV allocations and allocated token pool",
    "configured max context/max sequences separately from tested actual context/concurrency",
    "observed engine active/queued/KV occupancy",
    "GPU used/free/utilization; host available and cgroup current/peak/limits",
    "OOM events and admission/preemption/errors"
  ],
  "models": {
    "baseline": {
      "container": "intelligence-glm-exl3-327k-r11-dcp1-vision8-apc-nospec",
      "engine": "vllm-exl3-v84",
      "model": "glm53-flash-exl3-4bpw-v84-fp8-tp2-dcp1-c4-327k-r11-vision8-apc-nospec",
      "port": 31841,
      "registry": "[PRIVATE_OPERATOR_ROOT]/serve-recipes.glm53-exl3-327k-r11-dcp1-vision8-apc-nospec.toml",
      "repository": "brandonmusic/GLM-5.3-Flash-tr3-4bpw",
      "revision": "a5fee929cf4888b1824323e33e8a19b60129e025"
    },
    "candidate": {
      "container": "glm53-nvidia-fp4-local-ab-r2",
      "engine": "vllm-b12x-release-10152026",
      "model": "glm53-nvidia-fp4-local-tp2-327k-c4-mtp3-r2",
      "port": 31843,
      "registry": "[PRIVATE_OPERATOR_ROOT]/serve-recipes.glm53-nvidia-fp4-ab-20261017-r2.toml",
      "repository": "nvidia/GLM-5.3-Flash-FP4-Local",
      "revision": "76348ddb2be2e35e39ecfc00e75dc07703f4f3d5"
    }
  },
  "owner": "root sole lifecycle owner",
  "publication": {
    "bundle": "docs/findings/2026-10-17-glm53-serving-performance-evidence",
    "finding": "docs/findings/2026-10-17-glm53-serving-performance.md",
    "old_evidence": "preserve original immutable campaign; link follow-up"
  },
  "quality_ledger": {
    "SWE": "not run; outside serving-performance follow-up; cannot claim complete model quality qualification",
    "capacity": "fresh complete frozen matrix above",
    "context": "reuse actual316K evidence; candidate17/18 original plus18/18 unchanged retry andtwo1/1 isolated remain distinct",
    "direct_text_tools_JSON": "reuse exact arms original applicable passes; fresh smoke before each arm",
    "stability_endurance": "single old baseline overlap scout only; not endurance; long cells provide bounded operational exposure only",
    "synthetic_agentic": "reuse18/18 each; not repository-scale coding",
    "vision_OCR": "reuse exact arms original18/18 andOCR1/1; text performance only"
  },
  "request_cutoff_seconds": 16200,
  "restoration": {
    "argv_source": "[PRIVATE_OPERATOR_ROOT]/evidence/2026-10-17-glm53-nvidia-fp4-ab/plans/restore-retained-argv.json",
    "candidate_load_argv_source": "[PRIVATE_OPERATOR_ROOT]/evidence/2026-10-17-glm53-nvidia-fp4-ab/plans/candidate-load-r2-argv.json",
    "postconditions": [
      "candidate absent",
      "same retained r11 ID/image/revision",
      "health and identity match",
      "direct JSON and authenticated llm.primary checks",
      "primary readmitted",
      "starting config and manifest hashes unchanged"
    ],
    "preview_precondition": "restore-retained requires stopped target and free GPU custody; expected refusal while incumbent is running. Before stop independently verify exact identity and source hashes; repeat preview after keep-container stop before candidate load.",
    "retained_container_id": "container-id-redacted"
  },
  "restoration_reserve_seconds": 5400,
  "source_revision": "5e1f92fbe2624b2121f443c146db422dd36d62cb",
  "status": "frozen-before-dispatch",
  "stops": {
    "OOM_engine_death_CUDA_NCCL": "stop all dispatch and restore exact r11",
    "admission_or_KV_refusal": "stop only proven supersets with logs and telemetry; timeout is not proof of physical limit",
    "canary_or_request_loss": "stop higher concurrency on arm; retain cell; safe independent C1 may continue",
    "capacity_edge": "Proven C1 capacity refusal blocks C2/C4; proven C2 refusal blocks C4. Preserve OOM/restoration stop and request cutoff. Unequal actual prompt distributions make latency comparison non-comparable; do not normalize away differences.",
    "deadline": "stop new requests at cutoff; terminate owned CLI if outer cap; verify requests drained before unload; reserve protected",
    "identity_or_protocol_drift": "no further requests on invalid arm"
  },
  "telemetry": "Before and after every cell: raw engine metrics, managed GPU inventory, managed recipe identity/cgroup status and /proc/meminfo. During every cell: timestamped raw engine metrics at 0.5-1 seconds and GPU/cgroup/host samples about every 2 seconds. Retain histogram bucket/count/sum deltas, actual sampling intervals and collector errors. Sampled engine maxima are lower bounds; native producer records exact client stream-call overlap.",
  "total_bound_seconds": 21600
}
