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Add Top $n indexes by estimated bloat % panel to prom index overview dashboard
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Lines changed: 126 additions & 22 deletions

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‎grafana/prometheus/v12/index-overview-prometheus.json‎

Lines changed: 126 additions & 22 deletions
Original file line numberDiff line numberDiff line change
@@ -19,7 +19,7 @@
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"editable": true,
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"fiscalYearStartMonth": 0,
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"graphTooltip": 0,
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"id": 22,
22+
"id": 34,
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"links": [],
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"panels": [
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{
@@ -70,6 +70,7 @@
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"type": "linear"
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},
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"showPoints": "never",
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"showValues": false,
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"spanNulls": true,
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"stacking": {
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"group": "A",
@@ -121,6 +122,7 @@
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"sort": "none"
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}
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},
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"pluginVersion": "12.3.1",
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"targets": [
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{
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"expr": "topk(10, sum by (index_name, dbname) (rate(pgwatch_index_stats_idx_scan{dbname=~\"$dbname\"}[$agg_interval])))",
@@ -166,6 +168,7 @@
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"type": "linear"
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},
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"showPoints": "never",
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"showValues": false,
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"spanNulls": true,
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"stacking": {
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"group": "A",
@@ -217,6 +220,7 @@
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"sort": "none"
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}
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},
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"pluginVersion": "12.3.1",
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"targets": [
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{
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"expr": "topk(10, sum by (index_name, dbname) (rate(pgwatch_index_stats_idx_tup_fetch{dbname=~\"$dbname\"}[$agg_interval])))",
@@ -275,6 +279,7 @@
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"type": "linear"
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},
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"showPoints": "never",
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"showValues": false,
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"spanNulls": true,
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"stacking": {
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"group": "A",
@@ -326,6 +331,7 @@
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"sort": "none"
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}
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},
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"pluginVersion": "12.3.1",
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"targets": [
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{
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"expr": "topk(10, sum by (index_name, dbname) (pgwatch_index_stats_idx_tup_read{dbname=~\"$dbname\"}) / sum by (index_name, dbname) (pgwatch_index_stats_idx_tup_fetch{dbname=~\"$dbname\"} > 0))",
@@ -371,6 +377,7 @@
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"type": "linear"
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},
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"showPoints": "never",
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"showValues": false,
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"spanNulls": true,
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"stacking": {
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"group": "A",
@@ -422,6 +429,7 @@
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"sort": "none"
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}
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},
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"pluginVersion": "12.3.1",
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"targets": [
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{
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"expr": "topk(10, sum by (index_name, dbname) (pgwatch_index_stats_index_size_b{dbname=~\"$dbname\"}))",
@@ -445,6 +453,107 @@
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"title": "Index Health and Issues",
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"type": "row"
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},
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{
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"datasource": {
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"type": "prometheus",
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"uid": "pgwatch-prometheus"
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},
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"description": "",
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"fieldConfig": {
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"defaults": {
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"color": {
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"mode": "palette-classic"
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},
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"custom": {
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"axisBorderShow": false,
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"axisCenteredZero": false,
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"axisColorMode": "text",
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"axisLabel": "",
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"axisPlacement": "auto",
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"barAlignment": 0,
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"barWidthFactor": 0.6,
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"drawStyle": "line",
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"fillOpacity": 20,
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"gradientMode": "none",
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"hideFrom": {
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"legend": false,
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"tooltip": false,
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"viz": false
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},
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"insertNulls": false,
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"lineInterpolation": "linear",
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"lineWidth": 1,
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"pointSize": 5,
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"scaleDistribution": {
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"type": "linear"
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},
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"showPoints": "never",
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"showValues": false,
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"spanNulls": true,
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"stacking": {
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"group": "A",
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"mode": "none"
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},
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"thresholdsStyle": {
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"mode": "off"
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}
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},
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"decimals": 2,
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"mappings": [],
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"thresholds": {
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"mode": "absolute",
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"steps": [
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{
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"color": "green",
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"value": 0
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},
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{
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"color": "red",
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"value": 80
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}
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]
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},
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"unit": "percent"
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},
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"overrides": []
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},
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"gridPos": {
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"h": 9,
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"w": 24,
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"x": 0,
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"y": 19
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},
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"id": 12,
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"options": {
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"legend": {
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"calcs": [
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"lastNotNull",
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"max"
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],
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"displayMode": "table",
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"placement": "bottom",
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"showLegend": true,
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"sortBy": "Max",
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"sortDesc": true
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},
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"tooltip": {
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"hideZeros": false,
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"mode": "single",
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"sort": "none"
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}
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},
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"pluginVersion": "12.3.1",
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"targets": [
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{
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"expr": "topk(10, pgwatch_btree_bloat_bloat_pct{dbname=\"$dbname\"})",
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"legendFormat": "{{dbname}}: {{schemaname}}.{{tblname}}.{{idxname}}",
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"range": true,
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"refId": "A"
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}
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],
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"title": "Top 10 indexes by estimated bloat %",
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"type": "timeseries"
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},
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{
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"datasource": {
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"type": "prometheus",
@@ -491,7 +600,7 @@
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"h": 8,
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"w": 12,
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"x": 0,
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"y": 19
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"y": 28
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},
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"id": 8,
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"options": {
@@ -511,7 +620,7 @@
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"textMode": "auto",
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"wideLayout": true
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},
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"pluginVersion": "12.1.0",
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"pluginVersion": "12.3.1",
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"targets": [
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{
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"expr": "sum by (object_name, dbname) (metrics_recommendations_index_size_b{dbname=~\"$dbname\", issue_type=\"invalid\"})",
@@ -557,6 +666,7 @@
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"type": "linear"
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},
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"showPoints": "never",
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"showValues": false,
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"spanNulls": true,
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"stacking": {
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"group": "A",
@@ -589,7 +699,7 @@
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"h": 8,
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"w": 12,
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"x": 12,
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"y": 19
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"y": 28
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},
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"id": 9,
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"options": {
@@ -607,6 +717,7 @@
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"sort": "none"
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}
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},
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"pluginVersion": "12.3.1",
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"targets": [
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{
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"expr": "topk(10, sum by (object_name, dbname) (metrics_recommendations_index_size_b{dbname=~\"$dbname\", issue_type=\"unused\"}))",
@@ -623,7 +734,7 @@
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"h": 1,
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"w": 24,
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"x": 0,
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"y": 27
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"y": 36
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},
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"id": 10,
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"panels": [],
@@ -659,7 +770,7 @@
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"h": 8,
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"w": 24,
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"x": 0,
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"y": 28
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"y": 37
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},
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"id": 11,
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"options": {
@@ -679,7 +790,7 @@
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"textMode": "auto",
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"wideLayout": true
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},
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"pluginVersion": "12.1.0",
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"pluginVersion": "12.3.1",
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"targets": [
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{
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"expr": "count by (dbname) (pgwatch_index_stats_is_pk_int{dbname=~\"$dbname\"} == 1)",
@@ -706,8 +817,9 @@
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"type": "stat"
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}
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],
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"preload": false,
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"refresh": "30s",
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"schemaVersion": 39,
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"schemaVersion": 42,
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"tags": [
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"pgwatch",
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"prometheus"
@@ -724,7 +836,6 @@
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"type": "prometheus"
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},
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"definition": "label_values(pgwatch_instance_up, dbname)",
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"hide": 0,
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"includeAll": true,
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"label": "Database",
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"multi": true,
@@ -733,20 +844,16 @@
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"query": "label_values(pgwatch_instance_up, dbname)",
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"refresh": 1,
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"regex": "",
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"skipUrlSync": false,
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"sort": 1,
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"type": "query"
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},
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{
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"current": {
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"selected": false,
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"text": "5m",
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"value": "5m"
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"text": "1h",
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"value": "1h"
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},
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"hide": 0,
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"includeAll": false,
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"label": "Aggregation interval",
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"multi": false,
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"name": "agg_interval",
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"options": [
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{
@@ -755,7 +862,7 @@
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"value": "1m"
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},
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{
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"selected": true,
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"selected": false,
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"text": "5m",
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"value": "5m"
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},
@@ -770,14 +877,12 @@
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"value": "30m"
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},
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{
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"selected": false,
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"selected": true,
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"text": "1h",
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"value": "1h"
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}
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],
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"query": "1m,5m,10m,30m,1h",
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"queryValue": "",
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"skipUrlSync": false,
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"type": "custom"
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}
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]
@@ -790,6 +895,5 @@
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"timezone": "",
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"title": "Index Overview (Prometheus)",
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"uid": "index-overview-prometheus",
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"version": 1,
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"weekStart": ""
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}
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"version": 4
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}

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