{
  "cell": "dotnet-native/vma/pool",
  "host": "scan",
  "schedule_version": 4,
  "classification": "nonpublishing observer-instrumented diagnostic; warmup stall not reproduced",
  "evidence": "/tmp/libhft-native-vma-stats-20260909-prLIRJ",
  "source_commit": "df84c70b44851a1f0191adf2f33d223a42754718",
  "built_source_commit": "5e011904e55d2e42c7e6544da47a74794815da19",
  "finished_utc": "2026-09-09T22:51:55Z",
  "manifest_sha256": "4b73bfd086fa46b42dd626961f25f7a435323abe1aff8d633d12dd8bffdb8f62",
  "finish_sha256": "2f6bcb3747e7d3eb076f4d3b7dad5a0145ca3622459aa0225c237e9ace9aff28",
  "review_sha256": "d6cecf8b53ab97559f3cbfb65d2b3551d29da1e3c6cb79deafeb45d8ab07f918",
  "source_and_installed_boundary_checks": "unchanged",
  "observer": "fixed read-only per-PID vma_stats helper on housekeeping 0-9",
  "port": 49182,
  "cell_target_per_sec": 50000,
  "target_per_session": "50000/32",
  "phase_totals": {
    "warmup": {
      "planned": 1920000,
      "consumed": 1920000,
      "sent": 1920000,
      "completed": 1920000,
      "cap_shed": 0,
      "send_refused": 0,
      "outstanding": 0
    },
    "measured": {
      "planned": 1920000,
      "consumed": 1920000,
      "sent": 1920000,
      "completed": 1920000,
      "cap_shed": 0,
      "send_refused": 0,
      "outstanding": 0
    }
  },
  "phase_records": 24,
  "session_stability": {
    "PASS": 29,
    "WARN": 3
  },
  "live_pinning_samples": {
    "PASS": 13,
    "INCONCLUSIVE": 3
  },
  "statistics": {
    "server": {
      "tx_socket_samples": 2852,
      "tx_max_observed_errors": 0,
      "tx_max_observed_eagains": 0,
      "rx_socket_samples": 2848,
      "rx_max_observed_errors": 0,
      "rx_max_observed_eagains": 0,
      "max_observed_cq_drops": 0,
      "max_observed_no_buffers": 0,
      "max_observed_socket_rx_drops": 0,
      "pid": 250846,
      "start_ticks": "107258795",
      "sha256": "01cfa19170e9266287cddc30f85f02256f171de367caaed54bce0f987e4a7024"
    },
    "CLIENT1": {
      "tx_socket_samples": 716,
      "tx_max_observed_errors": 0,
      "tx_max_observed_eagains": 0,
      "rx_socket_samples": 717,
      "rx_max_observed_errors": 0,
      "rx_max_observed_eagains": 27874768,
      "max_observed_cq_drops": 0,
      "max_observed_no_buffers": 0,
      "max_observed_socket_rx_drops": 0,
      "pid": 252252,
      "start_ticks": "107261597",
      "sha256": "a63cf3ff09dd3d25ff7df716feae69dbd15db532ec065ad27e67df42bc389b67"
    },
    "CLIENT2": {
      "tx_socket_samples": 715,
      "tx_max_observed_errors": 0,
      "tx_max_observed_eagains": 0,
      "rx_socket_samples": 713,
      "rx_max_observed_errors": 0,
      "rx_max_observed_eagains": 28058463,
      "max_observed_cq_drops": 0,
      "max_observed_no_buffers": 0,
      "max_observed_socket_rx_drops": 0,
      "pid": 252311,
      "start_ticks": "107261637",
      "sha256": "222a1a0432a061e0c151b78f902555e9af6703945ee6023c0154b306b9eda7e2"
    },
    "CLIENT3": {
      "tx_socket_samples": 709,
      "tx_max_observed_errors": 0,
      "tx_max_observed_eagains": 0,
      "rx_socket_samples": 707,
      "rx_max_observed_errors": 0,
      "rx_max_observed_eagains": 27990961,
      "max_observed_cq_drops": 0,
      "max_observed_no_buffers": 0,
      "max_observed_socket_rx_drops": 0,
      "pid": 252370,
      "start_ticks": "107261677",
      "sha256": "fe85864487221a7085e6d8f70fb00384f5ebe7b72d0884778795ffbd2d5f84ec"
    },
    "CLIENT4": {
      "tx_socket_samples": 709,
      "tx_max_observed_errors": 0,
      "tx_max_observed_eagains": 0,
      "rx_socket_samples": 708,
      "rx_max_observed_errors": 0,
      "rx_max_observed_eagains": 27736346,
      "max_observed_cq_drops": 0,
      "max_observed_no_buffers": 0,
      "max_observed_socket_rx_drops": 0,
      "pid": 252550,
      "start_ticks": "107261718",
      "sha256": "8ad7675368f9b77908ff084e270784e6d0d84bfc49817ec356173ac5b5dde654"
    }
  },
  "limitations": [
    "This successful diagnostic does not explain or resolve the retained prior warmup stall.",
    "Observer instrumentation and a different listening port distinguish it from the failed attempt.",
    "Statistics are periodic observations, not packet capture or proof of continuous behavior.",
    "No raw percentile replay or public latency import was performed. Stability gates are unchanged."
  ]
}