{
  "schemaVersion": 1,
  "lessonId": "performance-01",
  "contentHash": "4b0835048c71e4db833b4b8988c5210075885e908194780b4db2d0cad29c33ed",
  "rendererHash": "a1bd5b648f4731ae5d5f0a24811c2540d1a0a132149ce589d17c4113509cbedf",
  "kind": "executed",
  "generatedAt": "2026-10-20T10:45:58.968076+00:00",
  "provenance": "recorded_cpu_computation",
  "environment": {
    "backend": "cpu",
    "deviceCount": 1,
    "jax": "0.9.2",
    "numpy": "2.4.4",
    "matplotlib": "3.10.8"
  },
  "stdout": "{\n  \"backend\": \"TFRT_CPU_0\",\n  \"jax\": \"0.9.2\",\n  \"numpy\": \"2.4.4\",\n  \"python\": \"3.14.3\",\n  \"input_shape\": [\n    64,\n    32\n  ],\n  \"weight_shape\": [\n    32,\n    16\n  ],\n  \"dtype\": \"float32\",\n  \"boundary\": \"input already placed; call plus output synchronization\",\n  \"first_call_seconds\": 0.029204250313341618,\n  \"warm_samples_seconds\": [\n    3.833277150988579e-05,\n    1.7374753952026367e-05,\n    1.2500211596488953e-05,\n    8.500181138515472e-06,\n    8.20821151137352e-06,\n    8.458271622657776e-06,\n    7.125083357095718e-06\n  ],\n  \"warm_median_seconds\": 8.500181138515472e-06,\n  \"max_abs_error\": 2.384185791015625e-07\n}\n",
  "data": {
    "kind": "panels",
    "panels": [
      {
        "kind": "bar",
        "title": "First call",
        "labels": [
          "first"
        ],
        "ylabel": "seconds",
        "series": [
          {
            "label": "synchronized call",
            "y": [
              0.029204250313341618
            ]
          }
        ]
      },
      {
        "kind": "line",
        "title": "Warm calls",
        "x": [
          1,
          2,
          3,
          4,
          5,
          6,
          7
        ],
        "xlabel": "warm sample",
        "ylabel": "seconds",
        "series": [
          {
            "label": "synchronized call",
            "y": [
              3.833277150988579e-05,
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              8.458271622657776e-06,
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            ]
          }
        ]
      }
    ]
  },
  "diagram": {
    "title": "Time the completed result",
    "prediction": "Where should synchronization occur in completed-result latency measurement?",
    "reading": "The host dispatches and waits while device work proceeds. The measurement lane includes readiness. Lengths illustrate ordering only and are not measured durations. Compilation and data preparation need separately chosen boundaries when included in a benchmark.",
    "alt": "The host dispatches and waits while device work proceeds. The measurement lane includes readiness. Lengths illustrate ordering only and are not measured durations. Compilation and data preparation need separately chosen boundaries when included in a benchmark.",
    "scope": "Architecture and dataflow mechanism diagram.",
    "height": 3.8,
    "panel": {
      "kind": "timeline"
    }
  }
}