{
  "dataset_version": "1.7.0",
  "schema_version": "1.1.0",
  "released_at": "2026-07-17",
  "license": "CC BY 4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/",
  "source": "https://ai-local-lab.com/data/",
  "version_url": "https://ai-local-lab.com/data/releases/v1.7.0/",
  "attribution": "ai-local-lab (https://ai-local-lab.com)",
  "count": 3,
  "switch_sessions": [
    {
      "id": "20260716-jons-switch",
      "device": "jetson-orin-nano-super",
      "measured_at": "2026-07-16",
      "context": {
        "execution": "on-device",
        "runtime": {
          "name": "ollama",
          "version": "0.31.1"
        },
        "power_mode": {
          "name": "MAXN_SUPER",
          "id": 2
        },
        "background_services": {
          "checked_count": 3,
          "enabled_before": 0,
          "active_before": 0,
          "enabled_after": 0,
          "active_after": 0
        },
        "notes": "on-device実行（ssh経由で機上ログイン→127.0.0.1:11434）。計測開始時tegrastats lfb=6x4MBが断片化シグナル。journalctl診断はscriptのネイティブ出力とは別ソース（read-only取得）——gemma3:4b OOM 2件・qwen3:1.7b OOM 1件の詳細は対応するfeasibilityレコードおよびsource_refs参照。",
        "script_digest": {
          "algorithm": "md5",
          "value": "c74aa5a63813c3eee5c2303f0db9e9c5"
        },
        "source_refs": [
          {
            "kind": "raw_log",
            "id": "20260716-jons-switch",
            "raw_available": false
          },
          {
            "kind": "measurement_note",
            "id": "switch-phase0c-jetson-notes",
            "raw_available": false
          }
        ]
      },
      "runs": [
        {
          "id": "20260716-jons-switch--escalation--default",
          "scenario": "escalation",
          "pair": {
            "a": {
              "model": "qwen2.5-0.5b",
              "tag": "qwen2.5:0.5b",
              "quant": null
            },
            "b": {
              "model": "gemma3-4b",
              "tag": "gemma3:4b",
              "quant": null
            }
          },
          "mode": "default",
          "cycles": 2,
          "planned_attempts": 4,
          "protocol": {
            "num_predict": 16,
            "temperature": 0
          },
          "capture": {
            "method": "legacy_backfill",
            "complete": true
          },
          "attempts": [
            {
              "attempt_index": 1,
              "cycle": 1,
              "protocol_from_tag": "gemma3:4b",
              "to_tag": "qwen2.5:0.5b",
              "to_model": "qwen2.5-0.5b",
              "status": "ok",
              "load_ms": 3983.5,
              "total_ms": 4409,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": false
              }
            },
            {
              "attempt_index": 2,
              "cycle": 1,
              "protocol_from_tag": "qwen2.5:0.5b",
              "to_tag": "gemma3:4b",
              "to_model": "gemma3-4b",
              "status": "failed",
              "error": {
                "stage": "unknown",
                "kind": "http_error",
                "message": "HTTP Error 500: Internal Server Error",
                "http_status": 500
              }
            },
            {
              "attempt_index": 3,
              "cycle": 2,
              "protocol_from_tag": "gemma3:4b",
              "to_tag": "qwen2.5:0.5b",
              "to_model": "qwen2.5-0.5b",
              "status": "ok",
              "load_ms": 3633.9,
              "total_ms": 4045.1,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": false
              }
            },
            {
              "attempt_index": 4,
              "cycle": 2,
              "protocol_from_tag": "qwen2.5:0.5b",
              "to_tag": "gemma3:4b",
              "to_model": "gemma3-4b",
              "status": "failed",
              "error": {
                "stage": "unknown",
                "kind": "http_error",
                "message": "HTTP Error 500: Internal Server Error",
                "http_status": 500
              }
            }
          ],
          "derived_counts": {
            "planned_attempts": 4,
            "observed_attempts": 4,
            "success_count": 2,
            "failure_count": 2,
            "unobserved_attempts": 0
          }
        },
        {
          "id": "20260716-jons-switch--escalation--force-cold",
          "scenario": "escalation",
          "pair": {
            "a": {
              "model": "qwen2.5-0.5b",
              "tag": "qwen2.5:0.5b",
              "quant": null
            },
            "b": {
              "model": "gemma3-4b",
              "tag": "gemma3:4b",
              "quant": null
            }
          },
          "mode": "force_cold",
          "cycles": 2,
          "planned_attempts": 4,
          "protocol": {
            "num_predict": 16,
            "temperature": 0
          },
          "capture": {
            "method": "legacy_backfill",
            "complete": true
          },
          "attempts": [
            {
              "attempt_index": 1,
              "cycle": 1,
              "protocol_from_tag": "gemma3:4b",
              "to_tag": "qwen2.5:0.5b",
              "to_model": "qwen2.5-0.5b",
              "status": "ok",
              "load_ms": 3495.4,
              "total_ms": 3820.2,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": false
              }
            },
            {
              "attempt_index": 2,
              "cycle": 1,
              "protocol_from_tag": "qwen2.5:0.5b",
              "to_tag": "gemma3:4b",
              "to_model": "gemma3-4b",
              "status": "failed",
              "error": {
                "stage": "unknown",
                "kind": "http_error",
                "message": "HTTP Error 500: Internal Server Error",
                "http_status": 500
              }
            },
            {
              "attempt_index": 3,
              "cycle": 2,
              "protocol_from_tag": "gemma3:4b",
              "to_tag": "qwen2.5:0.5b",
              "to_model": "qwen2.5-0.5b",
              "status": "ok",
              "load_ms": 3274.3,
              "total_ms": 3659.7,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": false
              }
            },
            {
              "attempt_index": 4,
              "cycle": 2,
              "protocol_from_tag": "qwen2.5:0.5b",
              "to_tag": "gemma3:4b",
              "to_model": "gemma3-4b",
              "status": "failed",
              "error": {
                "stage": "unknown",
                "kind": "http_error",
                "message": "HTTP Error 500: Internal Server Error",
                "http_status": 500
              }
            }
          ],
          "derived_counts": {
            "planned_attempts": 4,
            "observed_attempts": 4,
            "success_count": 2,
            "failure_count": 2,
            "unobserved_attempts": 0
          }
        },
        {
          "id": "20260716-jons-switch--coexist--default",
          "scenario": "coexist",
          "pair": {
            "a": {
              "model": "gemma3-1b",
              "tag": "gemma3:1b",
              "quant": null
            },
            "b": {
              "model": "qwen3-1.7b",
              "tag": "qwen3:1.7b",
              "quant": null
            }
          },
          "mode": "default",
          "cycles": 2,
          "planned_attempts": 4,
          "protocol": {
            "num_predict": 16,
            "temperature": 0
          },
          "capture": {
            "method": "legacy_backfill",
            "complete": true
          },
          "attempts": [
            {
              "attempt_index": 1,
              "cycle": 1,
              "protocol_from_tag": "qwen3:1.7b",
              "to_tag": "gemma3:1b",
              "to_model": "gemma3-1b",
              "status": "ok",
              "load_ms": 6420.5,
              "total_ms": 6681.4,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": false
              }
            },
            {
              "attempt_index": 2,
              "cycle": 1,
              "protocol_from_tag": "gemma3:1b",
              "to_tag": "qwen3:1.7b",
              "to_model": "qwen3-1.7b",
              "status": "failed",
              "error": {
                "stage": "unknown",
                "kind": "http_error",
                "message": "HTTP Error 500: Internal Server Error",
                "http_status": 500
              }
            },
            {
              "attempt_index": 3,
              "cycle": 2,
              "protocol_from_tag": "qwen3:1.7b",
              "to_tag": "gemma3:1b",
              "to_model": "gemma3-1b",
              "status": "ok",
              "load_ms": 6328.3,
              "total_ms": 6564.5,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": false
              }
            },
            {
              "attempt_index": 4,
              "cycle": 2,
              "protocol_from_tag": "gemma3:1b",
              "to_tag": "qwen3:1.7b",
              "to_model": "qwen3-1.7b",
              "status": "ok",
              "load_ms": 6799.3,
              "total_ms": 7612.8,
              "residency": {
                "capture": "observed",
                "evicted": true,
                "both_resident": false
              }
            }
          ],
          "derived_counts": {
            "planned_attempts": 4,
            "observed_attempts": 4,
            "success_count": 3,
            "failure_count": 1,
            "unobserved_attempts": 0
          }
        },
        {
          "id": "20260716-jons-switch--coexist--force-cold",
          "scenario": "coexist",
          "pair": {
            "a": {
              "model": "gemma3-1b",
              "tag": "gemma3:1b",
              "quant": null
            },
            "b": {
              "model": "qwen3-1.7b",
              "tag": "qwen3:1.7b",
              "quant": null
            }
          },
          "mode": "force_cold",
          "cycles": 2,
          "planned_attempts": 4,
          "protocol": {
            "num_predict": 16,
            "temperature": 0
          },
          "capture": {
            "method": "legacy_backfill",
            "complete": true
          },
          "attempts": [
            {
              "attempt_index": 1,
              "cycle": 1,
              "protocol_from_tag": "qwen3:1.7b",
              "to_tag": "gemma3:1b",
              "to_model": "gemma3-1b",
              "status": "ok",
              "load_ms": 7394.5,
              "total_ms": 7694,
              "residency": {
                "capture": "observed",
                "evicted": true,
                "both_resident": false
              }
            },
            {
              "attempt_index": 2,
              "cycle": 1,
              "protocol_from_tag": "gemma3:1b",
              "to_tag": "qwen3:1.7b",
              "to_model": "qwen3-1.7b",
              "status": "ok",
              "load_ms": 7027.5,
              "total_ms": 7807.2,
              "residency": {
                "capture": "observed",
                "evicted": true,
                "both_resident": false
              }
            },
            {
              "attempt_index": 3,
              "cycle": 2,
              "protocol_from_tag": "qwen3:1.7b",
              "to_tag": "gemma3:1b",
              "to_model": "gemma3-1b",
              "status": "ok",
              "load_ms": 9132.5,
              "total_ms": 9369.9,
              "residency": {
                "capture": "observed",
                "evicted": true,
                "both_resident": false
              }
            },
            {
              "attempt_index": 4,
              "cycle": 2,
              "protocol_from_tag": "gemma3:1b",
              "to_tag": "qwen3:1.7b",
              "to_model": "qwen3-1.7b",
              "status": "ok",
              "load_ms": 3784.2,
              "total_ms": 4608.6,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": true
              }
            }
          ],
          "derived_counts": {
            "planned_attempts": 4,
            "observed_attempts": 4,
            "success_count": 4,
            "failure_count": 0,
            "unobserved_attempts": 0
          }
        }
      ]
    },
    {
      "id": "20260716-rpi5-switch",
      "device": "raspberry-pi-5-8gb",
      "measured_at": "2026-07-16",
      "context": {
        "execution": "on-device",
        "runtime": {
          "name": "ollama",
          "version": "0.31.1"
        },
        "notes": "on-device実行（ssh経由で機上ログイン→127.0.0.1:11434）。2ペアともevicted=0/16でthrashing非観測、切替コストの実体は既定モードの初回コールドロードに集中する一方、--force-coldでは対象モデルを毎回強制アンロードする仕様のため、8B級（lfm2.5:8b）は2回目以降も65〜71秒台の高コストが継続した。詳細はsource_refs参照。",
        "script_digest": {
          "algorithm": "md5",
          "value": "c74aa5a63813c3eee5c2303f0db9e9c5"
        },
        "source_refs": [
          {
            "kind": "raw_log",
            "id": "20260716-rpi5-switch",
            "raw_available": false
          },
          {
            "kind": "measurement_note",
            "id": "switch-phase0c-pi5-notes",
            "raw_available": false
          }
        ]
      },
      "runs": [
        {
          "id": "20260716-rpi5-switch--escalation--default",
          "scenario": "escalation",
          "pair": {
            "a": {
              "model": "qwen2.5-0.5b",
              "tag": "qwen2.5:0.5b",
              "quant": null
            },
            "b": {
              "model": "lfm2.5-8b",
              "tag": "lfm2.5:8b",
              "quant": null
            }
          },
          "mode": "default",
          "cycles": 2,
          "planned_attempts": 4,
          "protocol": {
            "num_predict": 16,
            "temperature": 0
          },
          "capture": {
            "method": "legacy_backfill",
            "complete": true
          },
          "attempts": [
            {
              "attempt_index": 1,
              "cycle": 1,
              "protocol_from_tag": "lfm2.5:8b",
              "to_tag": "qwen2.5:0.5b",
              "to_model": "qwen2.5-0.5b",
              "status": "ok",
              "load_ms": 6306.1,
              "total_ms": 7241.1,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": false
              }
            },
            {
              "attempt_index": 2,
              "cycle": 1,
              "protocol_from_tag": "qwen2.5:0.5b",
              "to_tag": "lfm2.5:8b",
              "to_model": "lfm2.5-8b",
              "status": "ok",
              "load_ms": 64216.8,
              "total_ms": 66654,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": true
              }
            },
            {
              "attempt_index": 3,
              "cycle": 2,
              "protocol_from_tag": "lfm2.5:8b",
              "to_tag": "qwen2.5:0.5b",
              "to_model": "qwen2.5-0.5b",
              "status": "ok",
              "load_ms": 521.3,
              "total_ms": 1093.6,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": true
              }
            },
            {
              "attempt_index": 4,
              "cycle": 2,
              "protocol_from_tag": "qwen2.5:0.5b",
              "to_tag": "lfm2.5:8b",
              "to_model": "lfm2.5-8b",
              "status": "ok",
              "load_ms": 607.5,
              "total_ms": 2490.8,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": true
              }
            }
          ],
          "derived_counts": {
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            "observed_attempts": 4,
            "success_count": 4,
            "failure_count": 0,
            "unobserved_attempts": 0
          }
        },
        {
          "id": "20260716-rpi5-switch--escalation--force-cold",
          "scenario": "escalation",
          "pair": {
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              "model": "qwen2.5-0.5b",
              "tag": "qwen2.5:0.5b",
              "quant": null
            },
            "b": {
              "model": "lfm2.5-8b",
              "tag": "lfm2.5:8b",
              "quant": null
            }
          },
          "mode": "force_cold",
          "cycles": 2,
          "planned_attempts": 4,
          "protocol": {
            "num_predict": 16,
            "temperature": 0
          },
          "capture": {
            "method": "legacy_backfill",
            "complete": true
          },
          "attempts": [
            {
              "attempt_index": 1,
              "cycle": 1,
              "protocol_from_tag": "lfm2.5:8b",
              "to_tag": "qwen2.5:0.5b",
              "to_model": "qwen2.5-0.5b",
              "status": "ok",
              "load_ms": 7608.6,
              "total_ms": 8520.5,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": true
              }
            },
            {
              "attempt_index": 2,
              "cycle": 1,
              "protocol_from_tag": "qwen2.5:0.5b",
              "to_tag": "lfm2.5:8b",
              "to_model": "lfm2.5-8b",
              "status": "ok",
              "load_ms": 71492.7,
              "total_ms": 73979.2,
              "residency": {
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                "evicted": false,
                "both_resident": true
              }
            },
            {
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              "cycle": 2,
              "protocol_from_tag": "lfm2.5:8b",
              "to_tag": "qwen2.5:0.5b",
              "to_model": "qwen2.5-0.5b",
              "status": "ok",
              "load_ms": 8123.1,
              "total_ms": 9106.2,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": true
              }
            },
            {
              "attempt_index": 4,
              "cycle": 2,
              "protocol_from_tag": "qwen2.5:0.5b",
              "to_tag": "lfm2.5:8b",
              "to_model": "lfm2.5-8b",
              "status": "ok",
              "load_ms": 68667.4,
              "total_ms": 71200.2,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": true
              }
            }
          ],
          "derived_counts": {
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            "observed_attempts": 4,
            "success_count": 4,
            "failure_count": 0,
            "unobserved_attempts": 0
          }
        },
        {
          "id": "20260716-rpi5-switch--coexist--default",
          "scenario": "coexist",
          "pair": {
            "a": {
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              "tag": "gemma3:1b",
              "quant": null
            },
            "b": {
              "model": "qwen3-1.7b",
              "tag": "qwen3:1.7b",
              "quant": null
            }
          },
          "mode": "default",
          "cycles": 2,
          "planned_attempts": 4,
          "protocol": {
            "num_predict": 16,
            "temperature": 0
          },
          "capture": {
            "method": "legacy_backfill",
            "complete": true
          },
          "attempts": [
            {
              "attempt_index": 1,
              "cycle": 1,
              "protocol_from_tag": "qwen3:1.7b",
              "to_tag": "gemma3:1b",
              "to_model": "gemma3-1b",
              "status": "ok",
              "load_ms": 19242.4,
              "total_ms": 19972.5,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": false
              }
            },
            {
              "attempt_index": 2,
              "cycle": 1,
              "protocol_from_tag": "gemma3:1b",
              "to_tag": "qwen3:1.7b",
              "to_model": "qwen3-1.7b",
              "status": "ok",
              "load_ms": 18336.2,
              "total_ms": 20566.5,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": true
              }
            },
            {
              "attempt_index": 3,
              "cycle": 2,
              "protocol_from_tag": "qwen3:1.7b",
              "to_tag": "gemma3:1b",
              "to_model": "gemma3-1b",
              "status": "ok",
              "load_ms": 1128.5,
              "total_ms": 1464.4,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": true
              }
            },
            {
              "attempt_index": 4,
              "cycle": 2,
              "protocol_from_tag": "gemma3:1b",
              "to_tag": "qwen3:1.7b",
              "to_model": "qwen3-1.7b",
              "status": "ok",
              "load_ms": 421.8,
              "total_ms": 2133.2,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": true
              }
            }
          ],
          "derived_counts": {
            "planned_attempts": 4,
            "observed_attempts": 4,
            "success_count": 4,
            "failure_count": 0,
            "unobserved_attempts": 0
          }
        },
        {
          "id": "20260716-rpi5-switch--coexist--force-cold",
          "scenario": "coexist",
          "pair": {
            "a": {
              "model": "gemma3-1b",
              "tag": "gemma3:1b",
              "quant": null
            },
            "b": {
              "model": "qwen3-1.7b",
              "tag": "qwen3:1.7b",
              "quant": null
            }
          },
          "mode": "force_cold",
          "cycles": 2,
          "planned_attempts": 4,
          "protocol": {
            "num_predict": 16,
            "temperature": 0
          },
          "capture": {
            "method": "legacy_backfill",
            "complete": true
          },
          "attempts": [
            {
              "attempt_index": 1,
              "cycle": 1,
              "protocol_from_tag": "qwen3:1.7b",
              "to_tag": "gemma3:1b",
              "to_model": "gemma3-1b",
              "status": "ok",
              "load_ms": 13088.4,
              "total_ms": 13669.9,
              "residency": {
                "capture": "observed",
                "evicted": false,
                "both_resident": true
              }
            },
            {
              "attempt_index": 2,
              "cycle": 1,
              "protocol_from_tag": "gemma3:1b",
              "to_tag": "qwen3:1.7b",
              "to_model": "qwen3-1.7b",
              "status": "ok",
              "load_ms": 4065,
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              "to_tag": "qwen3:1.7b",
              "to_model": "qwen3-1.7b",
              "status": "ok",
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          "derived_counts": {
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    },
    {
      "id": "20260716-rtx4060l-switch",
      "device": "rtx-4060-laptop",
      "measured_at": "2026-07-16",
      "context": {
        "execution": "on-host",
        "runtime": {
          "name": "ollama",
          "version": "0.32.0"
        },
        "notes": "on-host実行（計測対象PC上にSSH経由でscp・実行。ネットワーク遅延混入回避のためscript設計通り）。device_hintはscript自動判定(nvidia-smi経由)の生文字列のままログに残っており、canonical device idへの正規化はingest側で実施。16試行中failedは0件。",
        "source_refs": [
          {
            "kind": "raw_log",
            "id": "20260716-rtx4060l-switch",
            "raw_available": false
          },
          {
            "kind": "measurement_note",
            "id": "switch-phase0c-rtx-notes",
            "raw_available": false
          }
        ]
      },
      "runs": [
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              "tag": "hf.co/LiquidAI/LFM2.5-230M-GGUF:Q8_0",
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            "temperature": 0
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              "to_tag": "hf.co/LiquidAI/LFM2.5-230M-GGUF:Q8_0",
              "to_model": "lfm2.5-230m",
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              "residency": {
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                "both_resident": true
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              "to_tag": "hf.co/LiquidAI/LFM2.5-230M-GGUF:Q8_0",
              "to_model": "lfm2.5-230m",
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              "to_tag": "granite3.3:8b",
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            "failure_count": 0,
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        },
        {
          "id": "20260716-rtx4060l-switch--escalation--force-cold",
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              "tag": "hf.co/LiquidAI/LFM2.5-230M-GGUF:Q8_0",
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              "status": "ok",
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              "residency": {
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        {
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              "tag": "hf.co/LiquidAI/LFM2.5-230M-GGUF:Q8_0",
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              "load_ms": 347.3,
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              "load_ms": 7224.3,
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              "residency": {
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                "both_resident": false
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            },
            {
              "attempt_index": 3,
              "cycle": 2,
              "protocol_from_tag": "ministral-3:3b",
              "to_tag": "hf.co/LiquidAI/LFM2.5-230M-GGUF:Q8_0",
              "to_model": "lfm2.5-230m",
              "status": "ok",
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            {
              "attempt_index": 4,
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              "protocol_from_tag": "hf.co/LiquidAI/LFM2.5-230M-GGUF:Q8_0",
              "to_tag": "ministral-3:3b",
              "to_model": "ministral-3-3b",
              "status": "ok",
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}
