Grafana dashboard: AIS-Catcher
Description: dashboard for AIS-Catcher


{
  "__inputs": [
    {
      "name": "DS_PROMETHEUS",
      "label": "Prometheus",
      "description": "",
      "type": "datasource",
      "pluginId": "prometheus",
      "pluginName": "Prometheus"
    }
  ],
  "__elements": {},
  "__requires": [
    {
      "type": "panel",
      "id": "gauge",
      "name": "Gauge",
      "version": ""
    },
    {
      "type": "grafana",
      "id": "grafana",
      "name": "Grafana",
      "version": "9.4.7"
    },
    {
      "type": "panel",
      "id": "histogram",
      "name": "Histogram",
      "version": ""
    },
    {
      "type": "datasource",
      "id": "prometheus",
      "name": "Prometheus",
      "version": "1.0.0"
    },
    {
      "type": "panel",
      "id": "timeseries",
      "name": "Time series",
      "version": ""
    }
  ],
  "annotations": {
    "list": [
      {
        "builtIn": 1,
        "datasource": {
          "type": "grafana",
          "uid": "-- Grafana --"
        },
        "enable": true,
        "hide": true,
        "iconColor": "rgba(0, 211, 255, 1)",
        "name": "Annotations & Alerts",
        "target": {
          "limit": 100,
          "matchAny": false,
          "tags": [],
          "type": "dashboard"
        },
        "type": "dashboard"
      }
    ]
  },
  "description": "dashboard for AIS-Catcher",
  "editable": true,
  "fiscalYearStartMonth": 0,
  "gnetId": 18417,
  "graphTooltip": 0,
  "id": null,
  "links": [],
  "liveNow": false,
  "panels": [
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "fieldConfig": {
        "defaults": {
          "color": {
            "mode": "thresholds"
          },
          "mappings": [],
          "thresholds": {
            "mode": "absolute",
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "red",
                "value": 80
              }
            ]
          }
        },
        "overrides": []
      },
      "gridPos": {
        "h": 5,
        "w": 24,
        "x": 0,
        "y": 0
      },
      "id": 10,
      "options": {
        "orientation": "auto",
        "reduceOptions": {
          "calcs": [
            "lastNotNull"
          ],
          "fields": "",
          "values": false
        },
        "showThresholdLabels": false,
        "showThresholdMarkers": true
      },
      "pluginVersion": "9.4.7",
      "targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "exemplar": false,
          "expr": "rate(ais_stat_count[$__rate_interval])",
          "instant": true,
          "legendFormat": "Current message rate",
          "range": false,
          "refId": "A"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "exemplar": false,
          "expr": "ais_stat_count  ",
          "hide": false,
          "instant": true,
          "legendFormat": "Total messages since container start",
          "range": false,
          "refId": "B"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "exemplar": false,
          "expr": "max(ais_stat_distance)",
          "hide": false,
          "instant": true,
          "legendFormat": "longest distance (nm)",
          "range": false,
          "refId": "C"
        }
      ],
      "title": "Panel Title",
      "type": "gauge"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "description": "",
      "fieldConfig": {
        "defaults": {
          "color": {
            "mode": "palette-classic"
          },
          "custom": {
            "axisCenteredZero": false,
            "axisColorMode": "text",
            "axisLabel": "msgs/sec",
            "axisPlacement": "auto",
            "barAlignment": 0,
            "drawStyle": "line",
            "fillOpacity": 10,
            "gradientMode": "none",
            "hideFrom": {
              "legend": false,
              "tooltip": false,
              "viz": false
            },
            "lineInterpolation": "linear",
            "lineWidth": 1,
            "pointSize": 5,
            "scaleDistribution": {
              "type": "linear"
            },
            "showPoints": "auto",
            "spanNulls": false,
            "stacking": {
              "group": "A",
              "mode": "none"
            },
            "thresholdsStyle": {
              "mode": "dashed"
            }
          },
          "mappings": [],
          "thresholds": {
            "mode": "percentage",
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "red",
                "value": 100
              }
            ]
          }
        },
        "overrides": []
      },
      "gridPos": {
        "h": 9,
        "w": 24,
        "x": 0,
        "y": 5
      },
      "id": 2,
      "options": {
        "legend": {
          "calcs": [
            "mean",
            "max"
          ],
          "displayMode": "list",
          "placement": "bottom",
          "showLegend": true
        },
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_channel_A[$__rate_interval])",
          "legendFormat": "Channel A",
          "range": true,
          "refId": "A"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_channel_B[$__rate_interval])",
          "hide": false,
          "legendFormat": "Channel B",
          "range": true,
          "refId": "B"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_channel_C[$__rate_interval])",
          "hide": false,
          "legendFormat": "Channel C",
          "range": true,
          "refId": "C"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_channel_D[$__rate_interval])",
          "hide": false,
          "legendFormat": "Channel D {{$__interval}}",
          "range": true,
          "refId": "D"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_channel_A[$__rate_interval]) + rate(ais_stat_count_channel_B[$__rate_interval]) + rate(ais_stat_count_channel_C[$__rate_interval]) + rate(ais_stat_count_channel_D[$__rate_interval])",
          "hide": false,
          "legendFormat": "Total (ChA+ChB+ChC+ChD)",
          "range": true,
          "refId": "E"
        }
      ],
      "title": "Message Rates per Channel and Total",
      "type": "timeseries"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "description": "",
      "fieldConfig": {
        "defaults": {
          "color": {
            "mode": "palette-classic"
          },
          "custom": {
            "axisCenteredZero": false,
            "axisColorMode": "text",
            "axisLabel": "msgs/sec",
            "axisPlacement": "auto",
            "barAlignment": 0,
            "drawStyle": "line",
            "fillOpacity": 10,
            "gradientMode": "none",
            "hideFrom": {
              "legend": false,
              "tooltip": false,
              "viz": false
            },
            "lineInterpolation": "linear",
            "lineWidth": 1,
            "pointSize": 5,
            "scaleDistribution": {
              "type": "linear"
            },
            "showPoints": "auto",
            "spanNulls": false,
            "stacking": {
              "group": "A",
              "mode": "none"
            },
            "thresholdsStyle": {
              "mode": "dashed"
            }
          },
          "mappings": [],
          "min": 0.001,
          "thresholds": {
            "mode": "percentage",
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "red",
                "value": 100
              }
            ]
          }
        },
        "overrides": []
      },
      "gridPos": {
        "h": 9,
        "w": 24,
        "x": 0,
        "y": 14
      },
      "id": 4,
      "options": {
        "legend": {
          "calcs": [],
          "displayMode": "list",
          "placement": "bottom",
          "showLegend": true
        },
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_1[$__rate_interval])",
          "legendFormat": "Type 1",
          "range": true,
          "refId": "A"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_2[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 2",
          "range": true,
          "refId": "B"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_3[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 3",
          "range": true,
          "refId": "C"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_4[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 4",
          "range": true,
          "refId": "D"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_5[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 5",
          "range": true,
          "refId": "E"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_6[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 6",
          "range": true,
          "refId": "F"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_7[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 7",
          "range": true,
          "refId": "G"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_8[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 8",
          "range": true,
          "refId": "H"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_9[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 9",
          "range": true,
          "refId": "I"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_10[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 10",
          "range": true,
          "refId": "J"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_11[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 11",
          "range": true,
          "refId": "K"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_12[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 12",
          "range": true,
          "refId": "L"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_13[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 13",
          "range": true,
          "refId": "M"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_14[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 14",
          "range": true,
          "refId": "N"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_15[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 15",
          "range": true,
          "refId": "O"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_16[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 16",
          "range": true,
          "refId": "P"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_17[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 17",
          "range": true,
          "refId": "Q"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_18[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 18",
          "range": true,
          "refId": "R"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_19[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 19",
          "range": true,
          "refId": "S"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_20[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 20",
          "range": true,
          "refId": "T"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_21[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 21",
          "range": true,
          "refId": "U"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_22[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 22",
          "range": true,
          "refId": "V"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_23[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 23",
          "range": true,
          "refId": "W"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_24[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 24",
          "range": true,
          "refId": "X"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_25[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 25",
          "range": true,
          "refId": "Y"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_26[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 26",
          "range": true,
          "refId": "Z"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "rate(ais_stat_count_type_27[$__rate_interval])",
          "hide": false,
          "legendFormat": "Type 27",
          "range": true,
          "refId": "AA"
        }
      ],
      "title": "Messages Per Second Per Message Type",
      "type": "timeseries"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "fieldConfig": {
        "defaults": {
          "color": {
            "mode": "palette-classic"
          },
          "custom": {
            "axisCenteredZero": false,
            "axisColorMode": "text",
            "axisLabel": "",
            "axisPlacement": "auto",
            "barAlignment": 0,
            "drawStyle": "line",
            "fillOpacity": 0,
            "gradientMode": "none",
            "hideFrom": {
              "legend": false,
              "tooltip": false,
              "viz": false
            },
            "lineInterpolation": "linear",
            "lineWidth": 1,
            "pointSize": 5,
            "scaleDistribution": {
              "type": "linear"
            },
            "showPoints": "auto",
            "spanNulls": false,
            "stacking": {
              "group": "A",
              "mode": "none"
            },
            "thresholdsStyle": {
              "mode": "dashed"
            }
          },
          "mappings": [],
          "thresholds": {
            "mode": "percentage",
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "red",
                "value": 0
              },
              {
                "color": "red",
                "value": 50
              },
              {
                "color": "red",
                "value": 100
              }
            ]
          },
          "unit": "ppm"
        },
        "overrides": [
          {
            "matcher": {
              "id": "byName",
              "options": "Average PPM over 15 mins"
            },
            "properties": [
              {
                "id": "custom.lineWidth",
                "value": 3
              }
            ]
          }
        ]
      },
      "gridPos": {
        "h": 9,
        "w": 24,
        "x": 0,
        "y": 23
      },
      "id": 11,
      "options": {
        "legend": {
          "calcs": [
            "mean"
          ],
          "displayMode": "list",
          "placement": "bottom",
          "showLegend": true
        },
        "tooltip": {
          "mode": "multi",
          "sort": "desc"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "exemplar": false,
          "expr": "avg by(channel) (ais_msg_ppm{channel=\"A\"})",
          "format": "time_series",
          "instant": false,
          "legendFormat": "Channel A",
          "range": true,
          "refId": "A"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "exemplar": false,
          "expr": "avg by(channel) (ais_msg_ppm{channel=\"B\"})",
          "format": "time_series",
          "hide": false,
          "instant": false,
          "legendFormat": "Channel B",
          "range": true,
          "refId": "B"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "avg(avg_over_time(ais_msg_ppm[15m]))",
          "hide": false,
          "interval": "",
          "legendFormat": "Average PPM over 15 mins",
          "range": true,
          "refId": "C"
        }
      ],
      "title": "PPM over time by channel A/B",
      "type": "timeseries"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "fieldConfig": {
        "defaults": {
          "color": {
            "mode": "palette-classic"
          },
          "custom": {
            "axisCenteredZero": false,
            "axisColorMode": "text",
            "axisLabel": "",
            "axisPlacement": "auto",
            "barAlignment": 0,
            "drawStyle": "line",
            "fillOpacity": 0,
            "gradientMode": "none",
            "hideFrom": {
              "legend": false,
              "tooltip": false,
              "viz": false
            },
            "lineInterpolation": "linear",
            "lineWidth": 1,
            "pointSize": 5,
            "scaleDistribution": {
              "type": "linear"
            },
            "showPoints": "auto",
            "spanNulls": false,
            "stacking": {
              "group": "A",
              "mode": "none"
            },
            "thresholdsStyle": {
              "mode": "dashed"
            }
          },
          "mappings": [],
          "thresholds": {
            "mode": "percentage",
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "red",
                "value": 0
              },
              {
                "color": "red",
                "value": 50
              },
              {
                "color": "red",
                "value": 100
              }
            ]
          },
          "unit": "dBFS"
        },
        "overrides": [
          {
            "matcher": {
              "id": "byName",
              "options": "Average RSSI over 15 mins"
            },
            "properties": [
              {
                "id": "custom.lineWidth",
                "value": 3
              }
            ]
          }
        ]
      },
      "gridPos": {
        "h": 9,
        "w": 24,
        "x": 0,
        "y": 32
      },
      "id": 12,
      "options": {
        "legend": {
          "calcs": [
            "mean"
          ],
          "displayMode": "list",
          "placement": "bottom",
          "showLegend": true
        },
        "tooltip": {
          "mode": "single",
          "sort": "none"
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "exemplar": false,
          "expr": "avg by(channel) (ais_msg_level{channel=\"A\"})",
          "format": "time_series",
          "instant": false,
          "legendFormat": "Channel A",
          "range": true,
          "refId": "A"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "exemplar": false,
          "expr": "avg by(channel) (ais_msg_level{channel=\"B\"})",
          "format": "time_series",
          "hide": false,
          "instant": false,
          "legendFormat": "Channel B",
          "range": true,
          "refId": "B"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "avg(avg_over_time(ais_msg_level[15m]))",
          "hide": false,
          "interval": "",
          "legendFormat": "Average RSSI over 15 mins",
          "range": true,
          "refId": "C"
        }
      ],
      "title": "RSSI over time by channel A/B",
      "type": "timeseries"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "fieldConfig": {
        "defaults": {
          "color": {
            "mode": "palette-classic"
          },
          "custom": {
            "fillOpacity": 10,
            "gradientMode": "none",
            "hideFrom": {
              "legend": false,
              "tooltip": false,
              "viz": false
            },
            "lineWidth": 1
          },
          "displayName": "messages",
          "mappings": [],
          "thresholds": {
            "mode": "absolute",
            "steps": [
              {
                "color": "green",
                "value": null
              }
            ]
          },
          "unit": "ppm"
        },
        "overrides": []
      },
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 41
      },
      "id": 6,
      "options": {
        "bucketOffset": 0,
        "bucketSize": 0.25,
        "combine": true,
        "legend": {
          "calcs": [],
          "displayMode": "list",
          "placement": "bottom",
          "showLegend": false
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "exemplar": false,
          "expr": "avg_over_time(ais_msg_ppm[$__rate_interval])",
          "instant": false,
          "legendFormat": "messages",
          "range": true,
          "refId": "A"
        }
      ],
      "title": "PPM distribution",
      "type": "histogram"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "fieldConfig": {
        "defaults": {
          "color": {
            "mode": "thresholds"
          },
          "custom": {
            "fillOpacity": 10,
            "gradientMode": "none",
            "hideFrom": {
              "legend": false,
              "tooltip": false,
              "viz": false
            },
            "lineWidth": 1
          },
          "displayName": "messages",
          "mappings": [],
          "noValue": "0",
          "thresholds": {
            "mode": "percentage",
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "red",
                "value": 100
              }
            ]
          },
          "unit": "dBFS"
        },
        "overrides": []
      },
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 41
      },
      "id": 8,
      "options": {
        "bucketOffset": 0,
        "bucketSize": 1,
        "combine": true,
        "legend": {
          "calcs": [
            "mean"
          ],
          "displayMode": "list",
          "placement": "bottom",
          "showLegend": true
        }
      },
      "targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "editorMode": "code",
          "expr": "avg_over_time(ais_msg_level[$__rate_interval])",
          "legendFormat": "RSSI",
          "range": true,
          "refId": "A"
        }
      ],
      "title": "RSSI (signal strength) distribution",
      "type": "histogram"
    }
  ],
  "refresh": "",
  "revision": 1,
  "schemaVersion": 38,
  "style": "dark",
  "tags": [],
  "templating": {
    "list": []
  },
  "time": {
    "from": "now-12h",
    "to": "now"
  },
  "timepicker": {},
  "timezone": "",
  "title": "AIS-Catcher",
  "uid": "OhNWnzL4z",
  "version": 5,
  "weekStart": ""
}