KubeZero/charts/kubezero-metrics/jsonnet/dashboards/persistentvolumesusage.json

{
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            "w": 18,
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         "options": {
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            "tooltip": {
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         "targets": [
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               "datasource": {
                  "type": "prometheus",
                  "uid": "${datasource}"
               },
               "expr": "(\n  sum without(instance, node) (topk(1, (kubelet_volume_stats_capacity_bytes{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\", persistentvolumeclaim=\"$volume\"})))\n  -\n  sum without(instance, node) (topk(1, (kubelet_volume_stats_available_bytes{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\", persistentvolumeclaim=\"$volume\"})))\n)\n",
               "legendFormat": "Used Space"
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            {
               "datasource": {
                  "type": "prometheus",
                  "uid": "${datasource}"
               },
               "expr": "sum without(instance, node) (topk(1, (kubelet_volume_stats_available_bytes{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\", persistentvolumeclaim=\"$volume\"})))\n",
               "legendFormat": "Free Space"
            }
         ],
         "title": "Volume Space Usage",
         "type": "timeseries"
      },
      {
         "datasource": {
            "type": "datasource",
            "uid": "-- Mixed --"
         },
         "fieldConfig": {
            "defaults": {
               "color": {
                  "mode": "thresholds"
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                     {
                        "color": "green",
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                     {
                        "color": "orange",
                        "value": 80
                     },
                     {
                        "color": "red",
                        "value": 90
                     }
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               },
               "unit": "percent"
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         "targets": [
            {
               "datasource": {
                  "type": "prometheus",
                  "uid": "${datasource}"
               },
               "expr": "max without(instance,node) (\n(\n  topk(1, kubelet_volume_stats_capacity_bytes{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\", persistentvolumeclaim=\"$volume\"})\n  -\n  topk(1, kubelet_volume_stats_available_bytes{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\", persistentvolumeclaim=\"$volume\"})\n)\n/\ntopk(1, kubelet_volume_stats_capacity_bytes{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\", persistentvolumeclaim=\"$volume\"})\n* 100)\n",
               "instant": true
            }
         ],
         "title": "Volume Space Usage",
         "type": "gauge"
      },
      {
         "datasource": {
            "type": "datasource",
            "uid": "-- Mixed --"
         },
         "fieldConfig": {
            "defaults": {
               "custom": {
                  "fillOpacity": 10,
                  "showPoints": "never",
                  "spanNulls": true
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               "unit": "none"
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         "gridPos": {
            "h": 7,
            "w": 18,
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         "id": 3,
         "interval": "1m",
         "options": {
            "legend": {
               "asTable": true,
               "calcs": [
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               "displayMode": "table",
               "placement": "right",
               "showLegend": true
            },
            "tooltip": {
               "mode": "single"
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         "pluginVersion": "v11.0.0",
         "targets": [
            {
               "datasource": {
                  "type": "prometheus",
                  "uid": "${datasource}"
               },
               "expr": "sum without(instance, node) (topk(1, (kubelet_volume_stats_inodes_used{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\", persistentvolumeclaim=\"$volume\"})))",
               "legendFormat": "Used inodes"
            },
            {
               "datasource": {
                  "type": "prometheus",
                  "uid": "${datasource}"
               },
               "expr": "(\n  sum without(instance, node) (topk(1, (kubelet_volume_stats_inodes{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\", persistentvolumeclaim=\"$volume\"})))\n  -\n  sum without(instance, node) (topk(1, (kubelet_volume_stats_inodes_used{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\", persistentvolumeclaim=\"$volume\"})))\n)\n",
               "legendFormat": "Free inodes"
            }
         ],
         "title": "Volume inodes Usage",
         "type": "timeseries"
      },
      {
         "datasource": {
            "type": "datasource",
            "uid": "-- Mixed --"
         },
         "fieldConfig": {
            "defaults": {
               "color": {
                  "mode": "thresholds"
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               "max": 100,
               "min": 0,
               "thresholds": {
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                     {
                        "color": "green",
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                     {
                        "color": "orange",
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                     {
                        "color": "red",
                        "value": 90
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               "unit": "percent"
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         "gridPos": {
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         "targets": [
            {
               "datasource": {
                  "type": "prometheus",
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               "expr": "max without(instance,node) (\ntopk(1, kubelet_volume_stats_inodes_used{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\", persistentvolumeclaim=\"$volume\"})\n/\ntopk(1, kubelet_volume_stats_inodes{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\", persistentvolumeclaim=\"$volume\"})\n* 100)\n",
               "instant": true
            }
         ],
         "title": "Volume inodes Usage",
         "type": "gauge"
      }
   ],
   "refresh": "10s",
   "schemaVersion": 39,
   "tags": [
      "kubernetes"
   ],
   "templating": {
      "list": [
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            "current": {
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               "text": "default",
               "value": "default"
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            "hide": 0,
            "label": "Data source",
            "name": "datasource",
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            "regex": "",
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         {
            "datasource": {
               "type": "prometheus",
               "uid": "${datasource}"
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            "hide": 2,
            "label": "cluster",
            "name": "cluster",
            "query": "label_values(kubelet_volume_stats_capacity_bytes{job=\"kubelet\"}, cluster)",
            "refresh": 2,
            "sort": 1,
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         {
            "datasource": {
               "type": "prometheus",
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            "hide": 0,
            "label": "Namespace",
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            "query": "label_values(kubelet_volume_stats_capacity_bytes{cluster=\"$cluster\", job=\"kubelet\"}, namespace)",
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         {
            "datasource": {
               "type": "prometheus",
               "uid": "${datasource}"
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            "hide": 0,
            "label": "PersistentVolumeClaim",
            "name": "volume",
            "query": "label_values(kubelet_volume_stats_capacity_bytes{cluster=\"$cluster\", job=\"kubelet\", namespace=\"$namespace\"}, persistentvolumeclaim)",
            "refresh": 2,
            "sort": 1,
            "type": "query"
         }
      ]
   },
   "time": {
      "from": "now-1h",
      "to": "now"
   },
   "timezone": "UTC",
   "title": "Persistent Volumes",
   "uid": "919b92a8e8041bd567af9edab12c840c"
}