fix: demo-observability follow-ups (provisioning, pod MTU, dashboards)

deploy/observability/dashboards/betterdb-anomalies.json

@@ -1,10 +1,13 @@
 {
   "uid": "betterdb-anomalies",
   "title": "BetterDB · Anomalies",
-  "tags": ["betterdb", "valkey"],
+  "tags": [
+    "betterdb",
+    "valkey"
+  ],
   "schemaVersion": 39,
   "version": 1,
-  "refresh": "30s",
+  "refresh": "1m",
   "time": {
     "from": "now-6h",
     "to": "now"
@@ -464,6 +467,93 @@
         "x": 0,
         "y": 32
       }
+    },
+    {
+      "id": 11,
+      "type": "timeseries",
+      "title": "Correlated groups (new, 1h)",
+      "description": "Active groups of anomalies the correlator has linked together.",
+      "datasource": {
+        "type": "prometheus",
+        "uid": "${ds}"
+      },
+      "fieldConfig": {
+        "defaults": {
+          "unit": "short",
+          "custom": {
+            "fillOpacity": 10
+          }
+        },
+        "overrides": []
+      },
+      "targets": [
+        {
+          "refId": "A",
+          "datasource": {
+            "type": "prometheus",
+            "uid": "${ds}"
+          },
+          "expr": "sum by (connection, severity) (increase(betterdb_correlated_groups_total{job=~\"$job\",connection=~\"$connection\"}[1h]))",
+          "legendFormat": "{{connection}} {{severity}}"
+        }
+      ],
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 0,
+        "y": 40
+      }
+    },
+    {
+      "id": 12,
+      "type": "timeseries",
+      "title": "Correlated groups by severity",
+      "description": "Correlated anomaly groups split by severity.",
+      "datasource": {
+        "type": "prometheus",
+        "uid": "${ds}"
+      },
+      "fieldConfig": {
+        "defaults": {
+          "unit": "short",
+          "custom": {
+            "fillOpacity": 10
+          }
+        },
+        "overrides": []
+      },
+      "targets": [
+        {
+          "refId": "A",
+          "datasource": {
+            "type": "prometheus",
+            "uid": "${ds}"
+          },
+          "expr": "betterdb_correlated_groups_by_severity{job=~\"$job\",connection=~\"$connection\"}",
+          "legendFormat": "{{severity}}"
+        }
+      ],
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 12,
+        "y": 40
+      }
+    }
+  ],
+  "links": [
+    {
+      "title": "BetterDB dashboards",
+      "type": "dashboards",
+      "tags": [
+        "betterdb"
+      ],
+      "asDropdown": true,
+      "targetBlank": false,
+      "includeVars": true,
+      "keepTime": true,
+      "icon": "external link",
+      "keepTags": false
     }
   ]
-}
+}