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      "limiter_wait_seconds": [
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  "generated_at_utc": "2026-09-22T09:30:47Z",
  "measurement_caveats": [
    "Synthetic service delays do not estimate real-provider throughput or safe provider policy.",
    "Persistence timing wraps store_jobspy_results and therefore includes its SQLite acceptance and receipt work.",
    "Checkpoint-save timing observes synchronous checkpoint persistence called by acknowledgements; it is not the entire stream.ack call.",
    "Provider, limiter, persistence, and checkpoint timings can overlap in wall-clock accounting and must not be summed as a decomposition.",
    "The competing-call arm exercises only the real limiter and is diagnostic, not concurrent durable production."
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  "provenance": {
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    "git_head": "d17d1ccfa3032e52697cb1638e0df52b1b625f03",
    "git_status_porcelain": [
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        "interrupted_unit_recovered_once": true,
        "provider_concurrency_at_most_policy": true,
        "real_host_rate_limiter_used": true
      },
      "limiter": "HostRateLimiter",
      "limiter_wait_seconds": [
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              "reason": "JobStreaming per-run search-unit budget exhausted"
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      },
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  "scope": {
    "data": "owned temporary synthetic workspaces only",
    "durable_path": "jobctrl.discovery.jobspy.run_discovery",
    "gateway": "JobStreamingGateway.open_stream",
    "network": "all socket connect operations blocked",
    "persistence": "SQLite search units, receipts, jobs, and checkpoints"
  },
  "work_id": "jobctrl-899-search-unit-assessment"
}