Grafana dashboard: Micrometer Caches
Description: Show cache sizes and hit ratios


{
  "__inputs": [
    {
      "name": "DS_PROMETHEUS",
      "label": "Prometheus",
      "description": "",
      "type": "datasource",
      "pluginId": "prometheus",
      "pluginName": "Prometheus"
    }
  ],
  "__requires": [
    {
      "type": "grafana",
      "id": "grafana",
      "name": "Grafana",
      "version": "7.4.3"
    },
    {
      "type": "panel",
      "id": "graph",
      "name": "Graph",
      "version": ""
    },
    {
      "type": "datasource",
      "id": "prometheus",
      "name": "Prometheus",
      "version": "1.0.0"
    }
  ],
  "annotations": {
    "list": [
      {
        "builtIn": 1,
        "datasource": "-- Grafana --",
        "enable": true,
        "hide": true,
        "iconColor": "rgba(0, 211, 255, 1)",
        "name": "Annotations & Alerts",
        "type": "dashboard"
      }
    ]
  },
  "description": "Show cache sizes and hit ratios",
  "editable": true,
  "gnetId": 14041,
  "graphTooltip": 0,
  "id": null,
  "iteration": 1615459287111,
  "links": [],
  "panels": [
    {
      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "decimals": 2,
      "fieldConfig": {
        "defaults": {
          "color": {},
          "custom": {},
          "thresholds": {
            "mode": "absolute",
            "steps": []
          }
        },
        "overrides": []
      },
      "fill": 1,
      "fillGradient": 0,
      "gridPos": {
        "h": 9,
        "w": 8,
        "x": 0,
        "y": 0
      },
      "hiddenSeries": false,
      "id": 3,
      "legend": {
        "alignAsTable": false,
        "avg": true,
        "current": true,
        "hideEmpty": false,
        "hideZero": false,
        "max": true,
        "min": true,
        "rightSide": false,
        "show": true,
        "sort": "current",
        "sortDesc": true,
        "total": false,
        "values": true
      },
      "lines": true,
      "linewidth": 2,
      "nullPointMode": "null",
      "options": {
        "alertThreshold": true
      },
      "percentage": false,
      "pluginVersion": "7.4.3",
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "sum(rate(cache_gets_total{result=\"hit\",cache=\"$cache\"}[10m]))/sum(rate(cache_gets_total{cache=\"$cache\"}[10m]))",
          "interval": "",
          "legendFormat": "\"$cache\" hit ratio",
          "queryType": "randomWalk",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Hit ratio",
      "tooltip": {
        "shared": true,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "$$hashKey": "object:771",
          "decimals": 2,
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": "1",
          "min": "0",
          "show": true
        },
        {
          "$$hashKey": "object:772",
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": "1",
          "min": "0",
          "show": false
        }
      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    },
    {
      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "fieldConfig": {
        "defaults": {
          "color": {},
          "custom": {},
          "thresholds": {
            "mode": "absolute",
            "steps": []
          }
        },
        "overrides": []
      },
      "fill": 1,
      "fillGradient": 0,
      "gridPos": {
        "h": 9,
        "w": 8,
        "x": 8,
        "y": 0
      },
      "hiddenSeries": false,
      "id": 5,
      "legend": {
        "alignAsTable": false,
        "avg": true,
        "current": true,
        "hideEmpty": false,
        "hideZero": false,
        "max": true,
        "min": true,
        "rightSide": false,
        "show": true,
        "sort": "current",
        "sortDesc": true,
        "total": false,
        "values": true
      },
      "lines": true,
      "linewidth": 2,
      "nullPointMode": "null",
      "options": {
        "alertThreshold": true
      },
      "percentage": false,
      "pluginVersion": "7.4.3",
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "cache_size{application=\"$application\",instance=\"$instance\",cache=\"$cache\"}",
          "interval": "",
          "legendFormat": "\"$cache\" hit ratio",
          "queryType": "randomWalk",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Cache Size",
      "tooltip": {
        "shared": true,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "$$hashKey": "object:771",
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": "0",
          "show": true
        },
        {
          "$$hashKey": "object:772",
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": "0",
          "show": true
        }
      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    },
    {
      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "fieldConfig": {
        "defaults": {
          "color": {},
          "custom": {},
          "thresholds": {
            "mode": "absolute",
            "steps": []
          }
        },
        "overrides": []
      },
      "fill": 1,
      "fillGradient": 0,
      "gridPos": {
        "h": 9,
        "w": 8,
        "x": 16,
        "y": 0
      },
      "hiddenSeries": false,
      "id": 6,
      "legend": {
        "alignAsTable": false,
        "avg": true,
        "current": true,
        "hideEmpty": false,
        "hideZero": false,
        "max": true,
        "min": true,
        "rightSide": false,
        "show": true,
        "sort": "current",
        "sortDesc": true,
        "total": false,
        "values": true
      },
      "lines": true,
      "linewidth": 2,
      "nullPointMode": "null",
      "options": {
        "alertThreshold": true
      },
      "percentage": false,
      "pluginVersion": "7.4.3",
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "rate(cache_evictions_total{application=\"$application\",instance=\"$instance\",cache=\"$cache\"}[1h]) * 3600",
          "interval": "",
          "legendFormat": "\"$cache\" eviction rate",
          "queryType": "randomWalk",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Cache Evictions per hour",
      "tooltip": {
        "shared": true,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "$$hashKey": "object:771",
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": "0",
          "show": true
        },
        {
          "$$hashKey": "object:772",
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": "0",
          "show": true
        }
      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    },
    {
      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "decimals": 2,
      "fieldConfig": {
        "defaults": {
          "color": {},
          "custom": {},
          "thresholds": {
            "mode": "absolute",
            "steps": []
          }
        },
        "overrides": []
      },
      "fill": 0,
      "fillGradient": 0,
      "gridPos": {
        "h": 9,
        "w": 24,
        "x": 0,
        "y": 9
      },
      "hiddenSeries": false,
      "id": 4,
      "legend": {
        "alignAsTable": true,
        "avg": true,
        "current": true,
        "hideEmpty": false,
        "hideZero": false,
        "max": true,
        "min": true,
        "rightSide": true,
        "show": true,
        "sort": "avg",
        "sortDesc": true,
        "total": false,
        "values": true
      },
      "lines": true,
      "linewidth": 1,
      "nullPointMode": "null",
      "options": {
        "alertThreshold": true
      },
      "percentage": false,
      "pluginVersion": "7.4.3",
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "rate(cache_gets_total{application=\"$application\", instance=\"$instance\", result=\"hit\"}[30m]) / on(cache)\n(sum by (cache) (rate(cache_gets_total{application=\"$application\", instance=\"$instance\"}[30m])))",
          "interval": "",
          "legendFormat": "{{cache}}",
          "queryType": "randomWalk",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Hit ratio",
      "tooltip": {
        "shared": false,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "$$hashKey": "object:771",
          "decimals": 2,
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": "1",
          "min": "0",
          "show": true
        },
        {
          "$$hashKey": "object:772",
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        }
      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    },
    {
      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "fieldConfig": {
        "defaults": {
          "color": {},
          "custom": {},
          "thresholds": {
            "mode": "absolute",
            "steps": []
          }
        },
        "overrides": []
      },
      "fill": 0,
      "fillGradient": 0,
      "gridPos": {
        "h": 18,
        "w": 11,
        "x": 0,
        "y": 18
      },
      "hiddenSeries": false,
      "id": 2,
      "legend": {
        "alignAsTable": true,
        "avg": true,
        "current": true,
        "hideEmpty": true,
        "hideZero": true,
        "max": true,
        "min": true,
        "rightSide": false,
        "show": true,
        "sort": "current",
        "sortDesc": true,
        "total": false,
        "values": true
      },
      "lines": true,
      "linewidth": 1,
      "nullPointMode": "null",
      "options": {
        "alertThreshold": true
      },
      "percentage": false,
      "pluginVersion": "7.4.3",
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "cache_size{application=\"$application\",instance=\"$instance\"}",
          "interval": "",
          "legendFormat": "{{cache}}",
          "queryType": "randomWalk",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Cache Size",
      "tooltip": {
        "shared": false,
        "sort": 2,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "$$hashKey": "object:509",
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        },
        {
          "$$hashKey": "object:510",
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        }
      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    },
    {
      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "fieldConfig": {
        "defaults": {
          "custom": {}
        },
        "overrides": []
      },
      "fill": 0,
      "fillGradient": 0,
      "gridPos": {
        "h": 18,
        "w": 13,
        "x": 11,
        "y": 18
      },
      "hiddenSeries": false,
      "id": 8,
      "legend": {
        "alignAsTable": true,
        "avg": false,
        "current": true,
        "max": false,
        "min": false,
        "show": true,
        "sort": "current",
        "sortDesc": true,
        "total": false,
        "values": true
      },
      "lines": true,
      "linewidth": 1,
      "nullPointMode": "null",
      "options": {
        "alertThreshold": true
      },
      "percentage": false,
      "pluginVersion": "7.4.3",
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "rate(cache_evictions_total{application=\"$application\",instance=\"$instance\"}[1h])",
          "interval": "",
          "legendFormat": "{{cache}}",
          "queryType": "randomWalk",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeRegions": [],
      "title": "Cache Evictions ",
      "tooltip": {
        "shared": false,
        "sort": 2,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "$$hashKey": "object:542",
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        },
        {
          "$$hashKey": "object:543",
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        }
      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    }
  ],
  "refresh": "30s",
  "schemaVersion": 27,
  "style": "dark",
  "tags": [
    "micrometer",
    "spring",
    "caching"
  ],
  "templating": {
    "list": [
      {
        "allValue": null,
        "current": {},
        "datasource": "${DS_PROMETHEUS}",
        "definition": "label_values(application)",
        "description": null,
        "error": null,
        "hide": 0,
        "includeAll": false,
        "label": "application",
        "multi": false,
        "name": "application",
        "options": [],
        "query": {
          "query": "label_values(application)",
          "refId": "StandardVariableQuery"
        },
        "refresh": 2,
        "regex": "",
        "skipUrlSync": false,
        "sort": 0,
        "tagValuesQuery": "",
        "tags": [],
        "tagsQuery": "",
        "type": "query",
        "useTags": false
      },
      {
        "allValue": null,
        "current": {},
        "datasource": "${DS_PROMETHEUS}",
        "definition": "label_values(cache_size{application=\"$application\"}, instance)",
        "description": null,
        "error": null,
        "hide": 0,
        "includeAll": false,
        "label": "instance",
        "multi": false,
        "name": "instance",
        "options": [],
        "query": {
          "query": "label_values(cache_size{application=\"$application\"}, instance)",
          "refId": "StandardVariableQuery"
        },
        "refresh": 2,
        "regex": "",
        "skipUrlSync": false,
        "sort": 0,
        "tagValuesQuery": "",
        "tags": [],
        "tagsQuery": "",
        "type": "query",
        "useTags": false
      },
      {
        "allValue": null,
        "current": {},
        "datasource": "${DS_PROMETHEUS}",
        "definition": "label_values(cache_size{application=\"$application\", instance=\"$instance\"}, cache)",
        "description": null,
        "error": null,
        "hide": 0,
        "includeAll": false,
        "label": "cache",
        "multi": false,
        "name": "cache",
        "options": [],
        "query": {
          "query": "label_values(cache_size{application=\"$application\", instance=\"$instance\"}, cache)",
          "refId": "StandardVariableQuery"
        },
        "refresh": 2,
        "regex": "",
        "skipUrlSync": false,
        "sort": 0,
        "tagValuesQuery": "",
        "tags": [],
        "tagsQuery": "",
        "type": "query",
        "useTags": false
      }
    ]
  },
  "time": {
    "from": "now-15m",
    "to": "now"
  },
  "timepicker": {},
  "timezone": "",
  "title": "Micrometer Caches",
  "uid": "V6ZnCxUMz",
  "version": 9
}