{
  "id": "bbg-p0046-observability-reliability-and-debugging-observability",
  "title": "Database Performance Investigation Map",
  "chapter": "database-performance-indexing",
  "batch": "21",
  "rank": 203,
  "sourcePage": 46,
  "sourcePointer": "p. 46",
  "status": "accepted",
  "reviewerStatus": "reviewed",
  "fidelityScore": 0.9,
  "canvas": {
    "width": 960,
    "height": 640
  },
  "fireworksTechGraph": {
    "style": "style-1-flat-icon",
    "diagramType": "architecture",
    "topologyNotes": [
      "source page render inspected",
      "extracted page text inspected",
      "source page render inspected",
      "preserve performance-cheatsheet categories: metrics, query design, indexing, connection/resource limits, schema, caching/replication, and monitoring",
      "retargeted from observability extraction to database-performance chapter"
    ],
    "publicBoundary": [
      "original vector output",
      "no source pixels",
      "no source mark or long wording"
    ]
  },
  "callouts": [],
  "sourceReview": {
    "conceptAnchors": [
      "concept: query execution time",
      "concept: throughput and latency",
      "concept: resource utilization",
      "concept: indexing",
      "concept: database monitoring"
    ],
    "labelSource": "curated",
    "semanticStatus": "reviewed"
  },
  "groups": [
    {
      "id": "measure",
      "label": "Measure",
      "x": 60,
      "y": 118,
      "w": 240,
      "h": 286
    },
    {
      "id": "tune",
      "label": "Tune",
      "x": 360,
      "y": 118,
      "w": 240,
      "h": 286
    },
    {
      "id": "operate",
      "label": "Operate",
      "x": 660,
      "y": 118,
      "w": 240,
      "h": 286
    }
  ],
  "shapes": [
    {
      "id": "workload",
      "kind": "actor",
      "label": "Workload",
      "detail": "queries",
      "x": 98,
      "y": 170,
      "w": 80,
      "h": 86,
      "tone": "blue"
    },
    {
      "id": "metrics",
      "kind": "rect",
      "label": "Metrics",
      "detail": "latency throughput",
      "x": 178,
      "y": 178,
      "w": 106,
      "h": 58,
      "tone": "teal"
    },
    {
      "id": "plans",
      "kind": "rect",
      "label": "Query plans",
      "detail": "hot paths",
      "x": 410,
      "y": 164,
      "w": 112,
      "h": 58,
      "tone": "orange"
    },
    {
      "id": "indexes",
      "kind": "rect",
      "label": "Indexes",
      "detail": "read path",
      "x": 410,
      "y": 274,
      "w": 112,
      "h": 58,
      "tone": "green"
    },
    {
      "id": "pool",
      "kind": "rect",
      "label": "Connection pool",
      "detail": "limits",
      "x": 708,
      "y": 164,
      "w": 120,
      "h": 58,
      "tone": "purple"
    },
    {
      "id": "replica",
      "kind": "cylinder",
      "label": "Replica cache",
      "detail": "scale reads",
      "x": 708,
      "y": 274,
      "w": 120,
      "h": 76,
      "tone": "blue"
    },
    {
      "id": "monitor",
      "kind": "rect",
      "label": "Monitoring",
      "detail": "alerts",
      "x": 420,
      "y": 448,
      "w": 118,
      "h": 58,
      "tone": "gray"
    }
  ],
  "connectors": [
    {
      "from": "workload",
      "to": "metrics",
      "label": "observe",
      "flow": "data"
    },
    {
      "from": "metrics",
      "to": "plans",
      "label": "inspect",
      "flow": "main"
    },
    {
      "from": "plans",
      "to": "indexes",
      "label": "optimize",
      "flow": "control"
    },
    {
      "from": "indexes",
      "to": "pool",
      "label": "load",
      "flow": "data"
    },
    {
      "from": "pool",
      "to": "replica",
      "label": "scale",
      "flow": "data"
    },
    {
      "from": "replica",
      "to": "monitor",
      "label": "signals",
      "flow": "data",
      "dashed": true
    },
    {
      "from": "monitor",
      "to": "plans",
      "label": "iterate",
      "flow": "control",
      "dashed": true
    }
  ]
}