{
  "_comment": "Grafana dashboard for Loki",
  "dashboard": {
    "annotations": {
      "list": []
    },
    "description": "Example Grafana dashboard for Loki log aggregation.",
    "editable": true,
    "gnetId": null,
    "graphTooltip": 0,
    "id": null,
    "links": [],
    "panels": [
      {
        "_comment": "Panel: Logs overview",
        "datasource": null,
        "fieldConfig": {
          "defaults": {
            "color": {
              "mode": "palette-classic"
            },
            "custom": {
              "display": "auto",
              "filterable": true
            },
            "mappings": [],
            "min": null,
            "max": null,
            "thresholds": {
              "mode": "absolute",
              "steps": [
                {
                  "color": "green",
                  "value": null
                },
                {
                  "color": "red",
                  "value": 80
                }
              ]
            },
            "unit": "short"
          },
          "overrides": []
        },
        "gridPos": {
          "h": 8,
          "w": 24,
          "x": 0,
          "y": 0
        },
        "id": 2,
        "options": {
          "dedupStrategy": "none",
          "enableExemplar": true,
          "prettifyJson": true,
          "showCommonContext": true,
          "showTime": true,
          "sortOrder": "Descending",
          "wrapLines": true
        },
        "pluginVersion": "7.5.7",
        "targets": [
          {
            "datasource": "${DS_LOKI}",
            "editorMode": "code",
            "expr": "{job=\"my-app\"} |= \"error\"",
            "instant": false,
            "queryType": "range",
            "refId": "A"
          }
        ],
        "title": "Error Logs",
        "type": "logs"
      },
      {
        "_comment": "Panel: Log volume over time",
        "datasource": null,
        "fieldConfig": {
          "defaults": {
            "custom": {
              "drawStyle": "line",
              "fillOpacity": 20,
              "gradientMode": "none",
              "lineInterpolation": "linear",
              "lineWidth": 1,
              "showPoints": "auto",
              "spanNulls": false,
              "stacking": "normal",
              "thresholdsStyle": {
                "mode": "off"
              }
            },
            "mappings": [],
            "min": null,
            "max": null,
            "thresholds": {
              "mode": "absolute",
              "steps": [
                {
                  "color": "green",
                  "value": null
                },
                {
                  "color": "red",
                  "value": 80
                }
              ]
            },
            "unit": "short"
          },
          "overrides": []
        },
        "gridPos": {
          "h": 8,
          "w": 12,
          "x": 0,
          "y": 8
        },
        "id": 3,
        "options": {
          "legend": {
            "displayMode": "list",
            "placement": "bottom",
            "showLegend": true
          },
          "tooltip": {
            "mode": "single",
            "sort": "none"
          }
        },
        "pluginVersion": "7.5.7",
        "targets": [
          {
            "datasource": "${DS_LOKI}",
            "editorMode": "code",
            "expr": "rate({job=\"my-app\"} |= `error` [1m])",
            "instant": false,
            "legendFormat": "{{job}}",
            "queryType": "range",
            "refId": "A"
          }
        ],
        "title": "Error Log Volume",
        "type": "timeseries"
      },
      {
        "_comment": "Panel: HTTP Request Latency",
        "datasource": null,
        "fieldConfig": {
          "defaults": {
            "custom": {
              "drawStyle": "line",
              "fillOpacity": 20,
              "gradientMode": "none",
              "lineInterpolation": "linear",
              "lineWidth": 1,
              "showPoints": "auto",
              "spanNulls": false,
              "stacking": "normal",
              "thresholdsStyle": {
                "mode": "off"
              }
            },
            "mappings": [],
            "min": null,
            "max": null,
            "thresholds": {
              "mode": "absolute",
              "steps": [
                {
                  "color": "green",
                  "value": null
                },
                {
                  "color": "red",
                  "value": 80
                }
              ]
            },
            "unit": "ms"
          },
          "overrides": []
        },
        "gridPos": {
          "h": 8,
          "w": 12,
          "x": 12,
          "y": 8
        },
        "id": 4,
        "options": {
          "legend": {
            "displayMode": "list",
            "placement": "bottom",
            "showLegend": true
          },
          "tooltip": {
            "mode": "single",
            "sort": "none"
          }
        },
        "pluginVersion": "7.5.7",
        "targets": [
          {
            "datasource": "${DS_LOKI}",
            "editorMode": "code",
            "expr": "histogram_quantile(0.99, sum(rate({job=\"my-app\", endpoint=\"/api/users\"} | json | unwrap duration [1m])) by (le))",
            "instant": false,
            "legendFormat": "99th percentile",
            "queryType": "range",
            "refId": "A"
          }
        ],
        "title": "HTTP Request Latency (99th percentile)",
        "type": "timeseries"
      }
    ],
    "refresh": "1m",
    "schemaVersion": 30,
    "style": "dark",
    "tags": [
      "loki",
      "logs",
      "example"
    ],
    "templating": {
      "list": [
        {
          "_comment": "Loki datasource variable",
          "current": {
            "text": "Loki",
            "value": "Loki"
          },
          "datasource": null,
          "definition": "Loki",
          "hide": 0,
          "includeAll": false,
          "label": "Loki Datasource",
          "multi": false,
          "name": "DS_LOKI",
          "options": [],
          "query": "Loki",
          "refresh": 1,
          "regex": "",
          "sort": 0,
          "tagValuesQuery": "",
          "tagsQuery": "",
          "type": "datasource",
          "useTags": false
        }
      ]
    },
    "time": {
      "from": "now-1h",
      "to": "now"
    },
    "timepicker": {
      "refresh_intervals": [
        "5s",
        "10s",
        "30s",
        "1m",
        "5m",
        "15m",
        "30m",
        "1h",
        "2h",
        "1d"
      ],
      "time_options": [
        "5m",
        "15m",
        "1h",
        "6h",
        "12h",
        "24h",
        "2d",
        "7d",
        "30d"
      ]
    },
    "timezone": "",
    "title": "Loki Log Aggregation Dashboard",
    "uid": "logi-aggregation-dashboard",
    "version": 1
  }
}