{
  "annotations": {
    "list": []
  },
  "description": "Node health metrics from beast::insight System Metrics. Requires [insight] server=otel in rippled config.",
  "editable": true,
  "fiscalYearStartMonth": 0,
  "graphTooltip": 1,
  "id": null,
  "links": [],
  "panels": [
    {
      "title": "Validated Ledger Age",
      "description": "Age of the most recently validated ledger in seconds. Sourced from the LedgerMaster.Validated_Ledger_Age gauge (LedgerMaster.h:373) which is updated every collection interval via the insight hook. Values above 20s indicate the node is falling behind the network.",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 0
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_LedgerMaster_Validated_Ledger_Age{exported_instance=~\"$node\"}",
          "legendFormat": "Validated Age [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "s",
          "thresholds": {
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "yellow",
                "value": 10
              },
              {
                "color": "red",
                "value": 20
              }
            ]
          },
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Published Ledger Age",
      "description": "Age of the most recently published ledger in seconds. Sourced from the LedgerMaster.Published_Ledger_Age gauge (LedgerMaster.h:374). Published ledger age should track close to validated ledger age. A growing gap indicates publish pipeline backlog.",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 0
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_LedgerMaster_Published_Ledger_Age{exported_instance=~\"$node\"}",
          "legendFormat": "Published Age [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "s",
          "thresholds": {
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "yellow",
                "value": 10
              },
              {
                "color": "red",
                "value": 20
              }
            ]
          },
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Operating Mode Duration",
      "description": "Cumulative time spent in each operating mode (Disconnected, Connected, Syncing, Tracking, Full). Sourced from State_Accounting.*_duration gauges (NetworkOPs.cpp:774-778) which report microseconds. A healthy node should spend the vast majority of time in Full mode.",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 8
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_State_Accounting_Full_duration{exported_instance=~\"$node\"}",
          "legendFormat": "Full [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_State_Accounting_Tracking_duration{exported_instance=~\"$node\"}",
          "legendFormat": "Tracking [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_State_Accounting_Syncing_duration{exported_instance=~\"$node\"}",
          "legendFormat": "Syncing [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_State_Accounting_Connected_duration{exported_instance=~\"$node\"}",
          "legendFormat": "Connected [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_State_Accounting_Disconnected_duration{exported_instance=~\"$node\"}",
          "legendFormat": "Disconnected [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "µs",
          "custom": {
            "axisLabel": "Duration",
            "spanNulls": true,
            "insertNulls": false,
            "showPoints": "auto",
            "pointSize": 3
          }
        },
        "overrides": []
      }
    },
    {
      "title": "Operating Mode Transitions",
      "description": "Count of transitions into each operating mode. Sourced from State_Accounting.*_transitions gauges (NetworkOPs.cpp:780-786). Frequent transitions out of Full mode indicate instability. Transitions to Disconnected or Syncing warrant investigation.",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 8
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_State_Accounting_Full_transitions{exported_instance=~\"$node\"}",
          "legendFormat": "Full [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_State_Accounting_Tracking_transitions{exported_instance=~\"$node\"}",
          "legendFormat": "Tracking [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_State_Accounting_Syncing_transitions{exported_instance=~\"$node\"}",
          "legendFormat": "Syncing [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_State_Accounting_Connected_transitions{exported_instance=~\"$node\"}",
          "legendFormat": "Connected [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_State_Accounting_Disconnected_transitions{exported_instance=~\"$node\"}",
          "legendFormat": "Disconnected [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {
            "axisLabel": "Transitions",
            "spanNulls": true,
            "insertNulls": false,
            "showPoints": "auto",
            "pointSize": 3
          }
        },
        "overrides": []
      }
    },
    {
      "title": "I/O Latency",
      "description": "P95 and P50 of the I/O service loop latency in milliseconds. Sourced from the ios_latency event (Application.cpp:438) which measures how long it takes for the io_context to process a timer callback. Values above 10ms are logged; above 500ms trigger warnings. High values indicate thread pool saturation or blocking operations.",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 16
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "histogram_quantile(0.95, sum by (le, exported_instance) (rate(rippled_ios_latency_bucket{exported_instance=~\"$node\"}[5m])))",
          "legendFormat": "P95 I/O Latency [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "histogram_quantile(0.50, sum by (le, exported_instance) (rate(rippled_ios_latency_bucket{exported_instance=~\"$node\"}[5m])))",
          "legendFormat": "P50 I/O Latency [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "ms",
          "custom": {
            "axisLabel": "Latency (ms)",
            "spanNulls": true,
            "insertNulls": false,
            "showPoints": "auto",
            "pointSize": 3
          }
        },
        "overrides": []
      }
    },
    {
      "title": "Job Queue Depth",
      "description": "Current number of jobs waiting in the job queue. Sourced from the job_count gauge (JobQueue.cpp:26). A sustained high value indicates the node cannot process work fast enough — common during ledger replay or heavy RPC load.",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 16
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rippled_job_count{exported_instance=~\"$node\"}",
          "legendFormat": "Job Queue Depth [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {
            "axisLabel": "Jobs",
            "spanNulls": true,
            "insertNulls": false,
            "showPoints": "auto",
            "pointSize": 3
          }
        },
        "overrides": []
      }
    },
    {
      "title": "Ledger Fetch Rate",
      "description": "Rate of ledger fetch requests initiated by the node. Sourced from the ledger_fetches counter (InboundLedgers.cpp:44) which increments each time the node requests a ledger from a peer. High rates indicate the node is catching up or missing ledgers.",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 24
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rate(rippled_ledger_fetches_total{exported_instance=~\"$node\"}[5m])",
          "legendFormat": "Fetches / Sec [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "ops",
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Ledger History Mismatches",
      "description": "Rate of ledger history hash mismatches. Sourced from the ledger.history.mismatch counter (LedgerHistory.cpp:16) which increments when a built ledger hash does not match the expected validated hash. Non-zero values indicate consensus divergence or database corruption.",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 24
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "rate(rippled_ledger_history_mismatch_total{exported_instance=~\"$node\"}[5m])",
          "legendFormat": "Mismatches / Sec [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "ops",
          "thresholds": {
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "red",
                "value": 0.01
              }
            ]
          },
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "--- OTel: NodeStore I/O ---",
      "type": "row",
      "gridPos": {
        "h": 1,
        "w": 24,
        "x": 0,
        "y": 32
      },
      "collapsed": false,
      "panels": []
    },
    {
      "title": "NodeStore Read/Write Totals",
      "description": "Cumulative NodeStore read and write operation counts. Sourced from MetricsRegistry nodestore_state observable gauge with metric=node_reads_total, node_writes, node_reads_hit.",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 33
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_nodestore_state{exported_instance=~\"$node\", metric=\"node_reads_total\"}",
          "legendFormat": "Reads Total [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_nodestore_state{exported_instance=~\"$node\", metric=\"node_reads_hit\"}",
          "legendFormat": "Reads Hit (cache) [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_nodestore_state{exported_instance=~\"$node\", metric=\"node_writes\"}",
          "legendFormat": "Writes Total [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {
            "axisLabel": "Operations",
            "drawStyle": "line",
            "lineWidth": 2,
            "fillOpacity": 10
          },
          "color": {
            "mode": "palette-classic"
          }
        },
        "overrides": []
      }
    },
    {
      "title": "NodeStore Write Load & Read Queue",
      "description": "Instantaneous write load score and read queue depth. High write load indicates backend pressure. High read queue indicates prefetch thread saturation.",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 33
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_nodestore_state{exported_instance=~\"$node\", metric=\"write_load\"}",
          "legendFormat": "Write Load [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_nodestore_state{exported_instance=~\"$node\", metric=\"read_queue\"}",
          "legendFormat": "Read Queue [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {
            "axisLabel": "Count",
            "drawStyle": "line",
            "lineWidth": 2,
            "fillOpacity": 10
          },
          "color": {
            "mode": "palette-classic"
          },
          "thresholds": {
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "yellow",
                "value": 100
              },
              {
                "color": "red",
                "value": 1000
              }
            ]
          }
        },
        "overrides": []
      }
    },
    {
      "title": "--- OTel: Cache Hit Rates ---",
      "type": "row",
      "gridPos": {
        "h": 1,
        "w": 24,
        "x": 0,
        "y": 41
      },
      "collapsed": false,
      "panels": []
    },
    {
      "title": "Cache Hit Rates",
      "description": "Hit rates for SLE cache, Ledger cache, and AcceptedLedger cache. Values from 0.0 to 1.0. Low values indicate cache thrashing. Sourced from MetricsRegistry cache_metrics observable gauge.",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 42
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_cache_metrics{exported_instance=~\"$node\", metric=\"SLE_hit_rate\"}",
          "legendFormat": "SLE Hit Rate [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_cache_metrics{exported_instance=~\"$node\", metric=\"ledger_hit_rate\"}",
          "legendFormat": "Ledger Hit Rate [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_cache_metrics{exported_instance=~\"$node\", metric=\"AL_hit_rate\"}",
          "legendFormat": "AcceptedLedger Hit Rate [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "percentunit",
          "min": 0,
          "max": 1,
          "custom": {
            "drawStyle": "line",
            "lineWidth": 2,
            "fillOpacity": 10,
            "axisLabel": "Hit Rate",
            "spanNulls": true,
            "insertNulls": false,
            "showPoints": "auto",
            "pointSize": 3
          },
          "color": {
            "mode": "palette-classic"
          }
        },
        "overrides": []
      }
    },
    {
      "title": "Cache Sizes",
      "description": "TreeNode cache size, TreeNode track size, and FullBelow cache size. Sourced from MetricsRegistry cache_metrics observable gauge.",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 42
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_cache_metrics{exported_instance=~\"$node\", metric=\"treenode_cache_size\"}",
          "legendFormat": "TreeNode Cache [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_cache_metrics{exported_instance=~\"$node\", metric=\"treenode_track_size\"}",
          "legendFormat": "TreeNode Track [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_cache_metrics{exported_instance=~\"$node\", metric=\"fullbelow_size\"}",
          "legendFormat": "FullBelow [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {
            "axisLabel": "Entries",
            "drawStyle": "line",
            "lineWidth": 2,
            "fillOpacity": 10
          },
          "color": {
            "mode": "palette-classic"
          }
        },
        "overrides": []
      }
    },
    {
      "title": "--- OTel: Object Instance Counts ---",
      "type": "row",
      "gridPos": {
        "h": 1,
        "w": 24,
        "x": 0,
        "y": 50
      },
      "collapsed": false,
      "panels": []
    },
    {
      "title": "Object Instance Counts",
      "description": "Live instance counts for key internal object types tracked by CountedObject<T>. Sourced from MetricsRegistry object_count observable gauge. High counts may indicate memory pressure or object leaks.",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 24,
        "x": 0,
        "y": 51
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        },
        "legend": {
          "displayMode": "table",
          "placement": "right",
          "calcs": ["last", "max"]
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "topk(15, xrpld_object_count{exported_instance=~\"$node\", type=~\"$type\"})",
          "legendFormat": "{{type}} [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {
            "axisLabel": "Instances",
            "drawStyle": "line",
            "lineWidth": 1,
            "fillOpacity": 5
          },
          "color": {
            "mode": "palette-classic"
          }
        },
        "overrides": []
      }
    },
    {
      "title": "--- OTel: Server Info ---",
      "type": "row",
      "gridPos": {
        "h": 1,
        "w": 24,
        "x": 0,
        "y": 59
      },
      "collapsed": false,
      "panels": []
    },
    {
      "title": "Server State",
      "description": "Current operating mode: 0=DISCONNECTED, 1=CONNECTED, 2=SYNCING, 3=TRACKING, 4=FULL. Sourced from MetricsRegistry server_info observable gauge.",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 6,
        "x": 0,
        "y": 60
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_server_info{exported_instance=~\"$node\", metric=\"server_state\"}",
          "legendFormat": "State [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "mappings": [
            {
              "type": "value",
              "options": { "0": { "text": "DISCONNECTED", "color": "red" } }
            },
            {
              "type": "value",
              "options": { "1": { "text": "CONNECTED", "color": "orange" } }
            },
            {
              "type": "value",
              "options": { "2": { "text": "SYNCING", "color": "yellow" } }
            },
            {
              "type": "value",
              "options": { "3": { "text": "TRACKING", "color": "blue" } }
            },
            {
              "type": "value",
              "options": { "4": { "text": "FULL", "color": "green" } }
            }
          ],
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Uptime",
      "description": "Time since server started, in seconds. Sourced from MetricsRegistry server_info observable gauge via UptimeClock.",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 6,
        "x": 6,
        "y": 60
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_server_info{exported_instance=~\"$node\", metric=\"uptime\"}",
          "legendFormat": "Uptime [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "s",
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Peer Count",
      "description": "Total connected peers (inbound + outbound). Sourced from MetricsRegistry server_info observable gauge via overlay().size().",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 6,
        "x": 12,
        "y": 60
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_server_info{exported_instance=~\"$node\", metric=\"peers\"}",
          "legendFormat": "Peers [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Validated Ledger Seq",
      "description": "Sequence number of the most recently validated ledger. Returns 0 before first validation. Sourced from MetricsRegistry server_info observable gauge.",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 6,
        "x": 18,
        "y": 60
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_server_info{exported_instance=~\"$node\", metric=\"validated_ledger_seq\"}",
          "legendFormat": "Seq [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Last Close Info",
      "description": "Proposers and convergence time from the last closed consensus round. Sourced from MetricsRegistry server_info observable gauge via getConsensusInfo().",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 68
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_server_info{exported_instance=~\"$node\", metric=\"last_close_proposers\"}",
          "legendFormat": "Proposers [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_server_info{exported_instance=~\"$node\", metric=\"last_close_converge_time_ms\"}",
          "legendFormat": "Converge Time ms [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {
            "drawStyle": "line",
            "lineWidth": 2,
            "fillOpacity": 10
          },
          "color": {
            "mode": "palette-classic"
          }
        },
        "overrides": []
      }
    },
    {
      "title": "Build Version",
      "description": "Build version info metric. Value is always 1; version string is in the 'version' label. Sourced from MetricsRegistry build_info observable gauge.",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 68
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        },
        "textMode": "name"
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_build_info{exported_instance=~\"$node\"}",
          "legendFormat": "v{{version}} [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "--- OTel: Complete Ledgers & DB ---",
      "type": "row",
      "gridPos": {
        "h": 1,
        "w": 24,
        "x": 0,
        "y": 76
      },
      "collapsed": false,
      "panels": []
    },
    {
      "title": "Complete Ledger Ranges",
      "description": "Start and end of each contiguous complete ledger range. Parsed from getLedgerMaster().getCompleteLedgers() string. Sourced from MetricsRegistry complete_ledgers observable gauge.",
      "type": "table",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 77
      },
      "options": {
        "showHeader": true
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_complete_ledgers{exported_instance=~\"$node\"}",
          "legendFormat": "{{bound}} [range {{index}}] [{{exported_instance}}]",
          "format": "table",
          "instant": true
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Database Sizes",
      "description": "SQLite database sizes in KB (total, ledger, transaction). Sourced from MetricsRegistry db_metrics observable gauge via getRelationalDatabase().getKBUsed*().",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 77
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_db_metrics{exported_instance=~\"$node\", metric=\"db_kb_total\"}",
          "legendFormat": "Total KB [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_db_metrics{exported_instance=~\"$node\", metric=\"db_kb_ledger\"}",
          "legendFormat": "Ledger KB [{{exported_instance}}]"
        },
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_db_metrics{exported_instance=~\"$node\", metric=\"db_kb_transaction\"}",
          "legendFormat": "Transaction KB [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "deckbytes",
          "custom": {
            "axisLabel": "Size (KB)",
            "drawStyle": "line",
            "lineWidth": 2,
            "fillOpacity": 10
          },
          "color": {
            "mode": "palette-classic"
          }
        },
        "overrides": []
      }
    },
    {
      "title": "Historical Fetch Rate",
      "description": "Historical ledger fetches per minute. Sourced from MetricsRegistry db_metrics observable gauge via getInboundLedgers().fetchRate().",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 85
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_db_metrics{exported_instance=~\"$node\", metric=\"historical_perminute\"}",
          "legendFormat": "Fetches/min [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Peer Disconnects (Resources)",
      "description": "Cumulative count of peer disconnections due to resource limits. Sourced from MetricsRegistry server_info observable gauge via overlay().getPeerDisconnectCharges().",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 85
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_server_info{exported_instance=~\"$node\", metric=\"peer_disconnects_resources\"}",
          "legendFormat": "Resource Disconnects [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {
            "drawStyle": "line",
            "lineWidth": 2,
            "fillOpacity": 10
          },
          "color": {
            "mode": "palette-classic"
          }
        },
        "overrides": []
      }
    },
    {
      "title": "--- OTel: Ledger Economy ---",
      "type": "row",
      "gridPos": {
        "h": 1,
        "w": 24,
        "x": 0,
        "y": 93
      },
      "collapsed": false,
      "panels": []
    },
    {
      "title": "Base Fee (drops)",
      "description": "Current network base transaction fee in drops. Sourced from MetricsRegistry ledger_economy observable gauge. 1 XRP = 1,000,000 drops.",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 6,
        "x": 0,
        "y": 94
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_ledger_economy{metric=\"base_fee_xrp\",exported_instance=~\"$node\"}",
          "legendFormat": "Base Fee [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Reserve Base (drops)",
      "description": "Current account reserve base in drops. The minimum XRP balance required to maintain an account on the ledger.",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 6,
        "x": 6,
        "y": 94
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_ledger_economy{metric=\"reserve_base_xrp\",exported_instance=~\"$node\"}",
          "legendFormat": "Reserve Base [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Reserve Inc (drops)",
      "description": "Current owner reserve increment in drops. Additional XRP required per owned object (trust lines, offers, etc.).",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 6,
        "x": 12,
        "y": 94
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_ledger_economy{metric=\"reserve_inc_xrp\",exported_instance=~\"$node\"}",
          "legendFormat": "Reserve Inc [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Ledger Age",
      "description": "Age of the current open ledger in seconds. Values growing beyond the expected ~4s close interval indicate the node is not closing ledgers on schedule.",
      "type": "stat",
      "gridPos": {
        "h": 8,
        "w": 6,
        "x": 18,
        "y": 94
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_ledger_economy{metric=\"ledger_age_seconds\",exported_instance=~\"$node\"}",
          "legendFormat": "Ledger Age [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "s",
          "thresholds": {
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "yellow",
                "value": 8
              },
              {
                "color": "red",
                "value": 20
              }
            ]
          },
          "custom": {}
        },
        "overrides": []
      }
    },
    {
      "title": "Transaction Rate",
      "description": "Current transaction throughput rate from ledger economy metrics. Shows the volume of transactions being processed per interval.",
      "type": "timeseries",
      "gridPos": {
        "h": 8,
        "w": 24,
        "x": 0,
        "y": 102
      },
      "options": {
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus"
          },
          "expr": "xrpld_ledger_economy{metric=\"transaction_rate\",exported_instance=~\"$node\"}",
          "legendFormat": "Tx Rate [{{exported_instance}}]"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "none",
          "custom": {
            "axisLabel": "Transactions",
            "drawStyle": "line",
            "lineWidth": 2,
            "fillOpacity": 10,
            "spanNulls": true,
            "insertNulls": false,
            "showPoints": "auto",
            "pointSize": 3
          },
          "color": {
            "mode": "palette-classic"
          }
        },
        "overrides": []
      }
    }
  ],
  "schemaVersion": 39,
  "tags": ["rippled", "statsd", "otel", "node-health", "telemetry"],
  "templating": {
    "list": [
      {
        "name": "node",
        "label": "Node",
        "description": "Filter by rippled node (service.instance.id)",
        "type": "query",
        "query": "label_values(rippled_LedgerMaster_Validated_Ledger_Age, exported_instance)",
        "datasource": {
          "type": "prometheus",
          "uid": "prometheus"
        },
        "includeAll": true,
        "allValue": ".*",
        "current": {
          "text": "All",
          "value": "$__all"
        },
        "multi": true,
        "refresh": 2,
        "sort": 1
      },
      {
        "name": "type",
        "label": "Object Type",
        "description": "Filter by internal object type (CountedObject<T> class name)",
        "type": "query",
        "query": "label_values(xrpld_object_count, type)",
        "datasource": {
          "type": "prometheus",
          "uid": "prometheus"
        },
        "includeAll": true,
        "allValue": ".*",
        "current": {
          "text": "All",
          "value": "$__all"
        },
        "multi": true,
        "refresh": 2,
        "sort": 1
      }
    ]
  },
  "time": {
    "from": "now-1h",
    "to": "now"
  },
  "title": "Node Health (System Metrics)",
  "uid": "rippled-system-node-health"
}