From 362ff92e813487e26238043c4410595264da21b8 Mon Sep 17 00:00:00 2001
From: "Siddhant P. Pardeshi" <siddhantpp@gmail.com>
Date: Tue, 12 Nov 2024 16:01:19 -0500
Subject: [PATCH] Add
 public-samples/mint-mobile-app-ncuwqw/infrastructure/monitoring/grafana/dashboards/postgres.json

---
 .../grafana/dashboards/postgres.json          | 676 ++++++++++++++++++
 1 file changed, 676 insertions(+)
 create mode 100644 infrastructure/monitoring/grafana/dashboards/postgres.json

diff --git a/infrastructure/monitoring/grafana/dashboards/postgres.json b/infrastructure/monitoring/grafana/dashboards/postgres.json
new file mode 100644
index 0000000..d2b56f0
--- /dev/null
+++ b/infrastructure/monitoring/grafana/dashboards/postgres.json
@@ -0,0 +1,676 @@
+{
+  "annotations": {
+    "list": [
+      {
+        "builtIn": 1,
+        "datasource": {
+          "type": "grafana",
+          "uid": "-- Grafana --"
+        },
+        "enable": true,
+        "hide": true,
+        "iconColor": "rgba(0, 211, 255, 1)",
+        "name": "Annotations & Alerts",
+        "type": "dashboard"
+      }
+    ]
+  },
+  "description": "PostgreSQL monitoring dashboard for Mint Replica Lite system",
+  "editable": true,
+  "fiscalYearStartMonth": 0,
+  "graphTooltip": 0,
+  "id": null,
+  "links": [],
+  "liveNow": false,
+  "panels": [
+    {
+      "datasource": {
+        "type": "prometheus",
+        "uid": "prometheus"
+      },
+      "description": "Number of active database connections",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisCenteredZero": false,
+            "axisColorMode": "text",
+            "axisLabel": "Connections",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 20,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "smooth",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "never",
+            "spanNulls": true,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          }
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 0,
+        "y": 0
+      },
+      "id": 1,
+      "options": {
+        "legend": {
+          "calcs": ["mean", "max"],
+          "displayMode": "table",
+          "placement": "bottom",
+          "showLegend": true
+        },
+        "tooltip": {
+          "mode": "single",
+          "sort": "none"
+        }
+      },
+      "targets": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "editorMode": "code",
+          "expr": "pg_stat_activity_count{job=\"postgres-metrics\"}",
+          "legendFormat": "Active Connections",
+          "range": true,
+          "refId": "A"
+        }
+      ],
+      "title": "Active Connections",
+      "type": "timeseries"
+    },
+    {
+      "datasource": {
+        "type": "prometheus",
+        "uid": "prometheus"
+      },
+      "description": "Distribution of connection states",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            }
+          }
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 12,
+        "y": 0
+      },
+      "id": 2,
+      "options": {
+        "legend": {
+          "displayMode": "table",
+          "placement": "right",
+          "showLegend": true,
+          "values": ["value", "percent"]
+        },
+        "pieType": "pie",
+        "reduceOptions": {
+          "calcs": ["lastNotNull"],
+          "fields": "",
+          "values": false
+        },
+        "tooltip": {
+          "mode": "single",
+          "sort": "none"
+        }
+      },
+      "targets": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "editorMode": "code",
+          "expr": "sum(pg_stat_activity_count{job=\"postgres-metrics\"}) by (state)",
+          "legendFormat": "{{state}}",
+          "range": true,
+          "refId": "A"
+        }
+      ],
+      "title": "Connection States",
+      "type": "piechart"
+    },
+    {
+      "datasource": {
+        "type": "prometheus",
+        "uid": "prometheus"
+      },
+      "description": "Current database size in bytes",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "thresholds"
+          },
+          "mappings": [],
+          "max": 64424509440,
+          "min": 0,
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              },
+              {
+                "color": "yellow",
+                "value": 21474836480
+              },
+              {
+                "color": "red",
+                "value": 42949672960
+              }
+            ]
+          },
+          "unit": "bytes"
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 8,
+        "w": 8,
+        "x": 0,
+        "y": 8
+      },
+      "id": 3,
+      "options": {
+        "orientation": "auto",
+        "showThresholdLabels": false,
+        "showThresholdMarkers": true
+      },
+      "targets": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "editorMode": "code",
+          "expr": "pg_database_size_bytes{job=\"postgres-metrics\"}",
+          "legendFormat": "{{datname}}",
+          "range": true,
+          "refId": "A"
+        }
+      ],
+      "title": "Database Size",
+      "type": "gauge"
+    },
+    {
+      "datasource": {
+        "type": "prometheus",
+        "uid": "prometheus"
+      },
+      "description": "Transaction rate (commits + rollbacks) per second",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisCenteredZero": false,
+            "axisColorMode": "text",
+            "axisLabel": "Transactions/sec",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 20,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "smooth",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "never",
+            "spanNulls": true,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "unit": "txn/s"
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 8,
+        "w": 16,
+        "x": 8,
+        "y": 8
+      },
+      "id": 4,
+      "options": {
+        "legend": {
+          "calcs": ["mean", "max"],
+          "displayMode": "table",
+          "placement": "bottom",
+          "showLegend": true
+        },
+        "tooltip": {
+          "mode": "multi",
+          "sort": "desc"
+        }
+      },
+      "targets": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "editorMode": "code",
+          "expr": "rate(pg_stat_database_xact_commit{job=\"postgres-metrics\"}[5m]) + rate(pg_stat_database_xact_rollback{job=\"postgres-metrics\"}[5m])",
+          "legendFormat": "{{datname}}",
+          "range": true,
+          "refId": "A"
+        }
+      ],
+      "title": "Transaction Rate",
+      "type": "timeseries"
+    },
+    {
+      "datasource": {
+        "type": "prometheus",
+        "uid": "prometheus"
+      },
+      "description": "Buffer cache hit ratio percentage",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisCenteredZero": false,
+            "axisColorMode": "text",
+            "axisLabel": "Hit Ratio %",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 20,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "smooth",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "never",
+            "spanNulls": true,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "max": 100,
+          "min": 0,
+          "unit": "percent"
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 0,
+        "y": 16
+      },
+      "id": 5,
+      "options": {
+        "legend": {
+          "calcs": ["mean", "min"],
+          "displayMode": "table",
+          "placement": "bottom",
+          "showLegend": true
+        },
+        "tooltip": {
+          "mode": "multi",
+          "sort": "none"
+        }
+      },
+      "targets": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "editorMode": "code",
+          "expr": "pg_stat_database_blks_hit{job=\"postgres-metrics\"} / (pg_stat_database_blks_hit{job=\"postgres-metrics\"} + pg_stat_database_blks_read{job=\"postgres-metrics\"}) * 100",
+          "legendFormat": "{{datname}}",
+          "range": true,
+          "refId": "A"
+        }
+      ],
+      "title": "Cache Hit Ratio",
+      "type": "timeseries"
+    },
+    {
+      "datasource": {
+        "type": "prometheus",
+        "uid": "prometheus"
+      },
+      "description": "Replication lag in bytes",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "thresholds"
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              },
+              {
+                "color": "yellow",
+                "value": 1048576
+              },
+              {
+                "color": "red",
+                "value": 10485760
+              }
+            ]
+          },
+          "unit": "bytes"
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 12,
+        "y": 16
+      },
+      "id": 6,
+      "options": {
+        "colorMode": "value",
+        "graphMode": "area",
+        "justifyMode": "auto",
+        "orientation": "auto",
+        "reduceOptions": {
+          "calcs": ["lastNotNull"],
+          "fields": "",
+          "values": false
+        },
+        "textMode": "auto"
+      },
+      "targets": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "editorMode": "code",
+          "expr": "pg_stat_replication_lag_bytes{job=\"postgres-metrics\"}",
+          "legendFormat": "{{application_name}}",
+          "range": true,
+          "refId": "A"
+        }
+      ],
+      "title": "Replication Lag",
+      "type": "stat"
+    },
+    {
+      "cards": {},
+      "color": {
+        "cardColor": "#b4ff00",
+        "colorScale": "sqrt",
+        "colorScheme": "interpolateSpectral",
+        "exponent": 0.5,
+        "mode": "spectrum"
+      },
+      "dataFormat": "tsbuckets",
+      "datasource": {
+        "type": "prometheus",
+        "uid": "prometheus"
+      },
+      "description": "Query execution duration heatmap",
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 0,
+        "y": 24
+      },
+      "heatmap": {},
+      "hideZeroBuckets": false,
+      "highlightCards": true,
+      "id": 7,
+      "legend": {
+        "show": true
+      },
+      "reverseYBuckets": false,
+      "targets": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "editorMode": "code",
+          "expr": "rate(pg_stat_statements_total_time_seconds{job=\"postgres-metrics\"}[5m])",
+          "legendFormat": "{{query}}",
+          "range": true,
+          "refId": "A"
+        }
+      ],
+      "title": "Query Duration",
+      "tooltip": {
+        "show": true,
+        "showHistogram": true
+      },
+      "type": "heatmap",
+      "xAxis": {
+        "show": true
+      },
+      "yAxis": {
+        "format": "s",
+        "logBase": 1,
+        "show": true
+      },
+      "yBucketBound": "auto"
+    },
+    {
+      "datasource": {
+        "type": "prometheus",
+        "uid": "prometheus"
+      },
+      "description": "Database deadlock rate",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisCenteredZero": false,
+            "axisColorMode": "text",
+            "axisLabel": "Deadlocks/sec",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 20,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "smooth",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "never",
+            "spanNulls": true,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "unit": "deadlocks/s"
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 8,
+        "w": 12,
+        "x": 12,
+        "y": 24
+      },
+      "id": 8,
+      "options": {
+        "legend": {
+          "calcs": ["mean", "max"],
+          "displayMode": "table",
+          "placement": "bottom",
+          "showLegend": true
+        },
+        "tooltip": {
+          "mode": "multi",
+          "sort": "none"
+        }
+      },
+      "targets": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "editorMode": "code",
+          "expr": "rate(pg_stat_database_deadlocks{job=\"postgres-metrics\"}[5m])",
+          "legendFormat": "{{datname}}",
+          "range": true,
+          "refId": "A"
+        }
+      ],
+      "title": "Deadlocks",
+      "type": "timeseries"
+    }
+  ],
+  "refresh": "30s",
+  "schemaVersion": 38,
+  "style": "dark",
+  "tags": ["postgres", "database", "monitoring"],
+  "templating": {
+    "list": [
+      {
+        "current": {},
+        "datasource": {
+          "type": "prometheus",
+          "uid": "prometheus"
+        },
+        "definition": "label_values(pg_stat_database_tup_fetched, datname)",
+        "hide": 0,
+        "includeAll": true,
+        "label": "Database",
+        "multi": false,
+        "name": "database",
+        "options": [],
+        "query": {
+          "query": "label_values(pg_stat_database_tup_fetched, datname)",
+          "refId": "StandardVariableQuery"
+        },
+        "refresh": 2,
+        "regex": "",
+        "skipUrlSync": false,
+        "sort": 1,
+        "type": "query"
+      },
+      {
+        "current": {},
+        "datasource": {
+          "type": "prometheus",
+          "uid": "prometheus"
+        },
+        "definition": "label_values(pg_up, instance)",
+        "hide": 0,
+        "includeAll": false,
+        "label": "Instance",
+        "multi": false,
+        "name": "instance",
+        "options": [],
+        "query": {
+          "query": "label_values(pg_up, instance)",
+          "refId": "StandardVariableQuery"
+        },
+        "refresh": 2,
+        "regex": "",
+        "skipUrlSync": false,
+        "sort": 1,
+        "type": "query"
+      }
+    ]
+  },
+  "time": {
+    "from": "now-6h",
+    "to": "now"
+  },
+  "timepicker": {
+    "refresh_intervals": [
+      "5s",
+      "10s",
+      "30s",
+      "1m",
+      "5m",
+      "15m",
+      "30m",
+      "1h",
+      "2h",
+      "1d"
+    ]
+  },
+  "timezone": "browser",
+  "title": "Mint Replica PostgreSQL Dashboard",
+  "uid": "mint-replica-postgres",
+  "version": 1,
+  "weekStart": ""
+}
\ No newline at end of file