{
  "id": "server_health_rollup",
  "label": "Server Health Rollup Canonical",
  "phase": "phase-14",
  "category": "fleet_monitoring_mirror_failover",
  "status": "ACTIVE_DH_MIRROR",
  "purpose": "Server Health Rollup Canonical is the Phase 14 authority that converts individual monitor, heartbeat and runtime signals into a bounded health summary for each YEFF AI v1 server.",
  "function": "Aggregate current server health from validated liveness, probe results, mirror freshness, service state and blocker evidence without erasing the underlying signal that caused the rollup.",
  "technology_requirements": [
    {
      "technology": "Server Health Rollup",
      "required_for": "Server Health Rollup Canonical is the Phase 14 authority that converts individual monitor, heartbeat and runtime signals into a bounded health summary for each YEFF AI v1 server.",
      "required_by_phase": "phase-14",
      "required_by_category": "server_health_rollup",
      "required_by_buckets": [
        "Prerequisites",
        "Installation",
        "Configuration",
        "Validation",
        "Observable Evidence",
        "Failure Modes & Recovery",
        "Completion & Promotion"
      ],
      "expected_version": "MISSING until Server Health Rollup is implemented and validated in the future Execution & Monitoring Panel",
      "validation_command": "MISSING until server_health_rollup can prove scope, evidence, execution state and promotion decision",
      "evidence_path": "/home/yeff/public_html/devon/canon/execution/state/dh_sources/server_health_rollup.json",
      "status_source": "Documentation Hub + future Execution & Monitoring Panel",
      "blocking_if_missing": true,
      "failure_impact": "If this gate fails, operators may trust a simplified badge while the detailed evidence already indicates degradation."
    }
  ],
  "depends_on": [],
  "used_by": [],
  "overview": {
    "summary": "Server Health Rollup Canonical is the Phase 14 authority that converts individual monitor, heartbeat and runtime signals into a bounded health summary for each YEFF AI v1 server.",
    "function": "FUNCTION: Aggregate current server health from validated liveness, probe results, mirror freshness, service state and blocker evidence without erasing the underlying signal that caused the rollup.",
    "system_position": "This category owns summary logic, not raw monitoring and not fleet-wide incident management. The exclusive risk here is misleading compression. A rollup can hide a failing probe behind an average-looking green state.",
    "failure_impact": "If this gate fails, operators may trust a simplified badge while the detailed evidence already indicates degradation."
  },
  "failure_impact": "If this gate fails, operators may trust a simplified badge while the detailed evidence already indicates degradation."
}