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},
"showPoints": "never",
"spanNulls": true,
"stacking": {
"group": "A",
"mode": "none"
},
"thresholdsStyle": {
"mode": "off"
}
},
"decimals": 1,
"mappings": [],
"thresholds": {
"mode": "absolute",
"steps": [
{
"color": "green",
"value": null
},
{
"color": "red",
"value": 80
}
]
},
"unit": "short"
},
"overrides": [
{
"matcher": {
"id": "byName",
"options": "db_stats.mean"
},
"properties": [
{
"id": "unit",
"value": "ms"
},
{
"id": "custom.axisPlacement",
"value": "hidden"
}
]
},
{
"matcher": {
"id": "byName",
"options": "DB size"
},
"properties": [
{
"id": "unit",
"value": "ms"
},
{
"id": "custom.axisPlacement",
"value": "hidden"
}
]
},
{
"matcher": {
"id": "byName",
"options": "blk_read_time"
},
"properties": [
{
"id": "unit",
"value": "ms"
},
{
"id": "custom.axisPlacement",
"value": "hidden"
}
]
},
{
"matcher": {
"id": "byName",
"options": "blk_write_time"
},
"properties": [
{
"id": "unit",
"value": "ms"
},
{
"id": "custom.axisPlacement",
"value": "hidden"
}
]
}
]
},
"gridPos": {
"h": 4,
"w": 12,
"x": 0,
"y": 2
},
"id": 7,
"interval": "",
"options": {
"legend": {
"calcs": [
"mean"
],
"displayMode": "list",
"placement": "bottom",
"showLegend": true
},
"tooltip": {
"mode": "multi",
"sort": "desc"
}
},
"pluginVersion": "10.4.1",
"targets": [
{
"alias": "INSERT",
"datasource": {
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"uid": "pgwatch-metrics"
},
"format": "time_series",
"group": [],
"groupBy": [
{
"params": [
"$interval"
],
"type": "time"
},
{
"params": [
"null"
],
"type": "fill"
}
],
"metricColumn": "none",
"orderByTime": "ASC",
"policy": "default",
"query": "",
"rawQuery": true,
"rawSql": "select\n $__timeGroup(time, $agg_interval),\n avg((ins-ins_lag) * (extract(epoch from '$agg_interval'::interval)) / extract(epoch from time - time_lag)) as \"INSERT\",\n avg((upd-upd_lag) * (extract(epoch from '$agg_interval'::interval)) / extract(epoch from time - time_lag)) as \"UPDATE\",\n avg((del-del_lag) * (extract(epoch from '$agg_interval'::interval)) / extract(epoch from time - time_lag)) as \"DELETE\"\nfrom (\n select \n (data->>'tup_inserted')::int8 as ins, lag((data->>'tup_inserted')::int8) over w as ins_lag,\n (data->>'tup_updated')::int8 as upd, lag((data->>'tup_updated')::int8) over w as upd_lag,\n (data->>'tup_deleted')::int8 as del, lag((data->>'tup_deleted')::int8) over w as del_lag,\n time, lag(time) over w as time_lag\n from db_stats\n where dbname = '$dbname' and $__timeFilter(time)\n window w as (order by time)\n) x\nwhere ins >= ins_lag and time > time_lag\ngroup by 1\norder by 1",
"refId": "C",
"resultFormat": "time_series",
"select": [
[
{
"params": [
"value"
],
"type": "field"
},
{
"params": [],
"type": "mean"
}
]
],
"tags": [],
"timeColumn": "time",
"where": [
{
"name": "$__timeFilter",
"params": [],
"type": "macro"
}
]
}
],
"title": "Tuple Ins. / Upd. / Del. statistics ($agg_interval rate)",
"type": "timeseries"
},
{
"datasource": {
"type": "grafana-postgresql-datasource",
"uid": "pgwatch-metrics"
},
"fieldConfig": {
"defaults": {
"color": {
"mode": "palette-classic"
},
"custom": {
"axisBorderShow": false,
"axisCenteredZero": false,
"axisColorMode": "text",
"axisLabel": "",
"axisPlacement": "auto",
"barAlignment": 0,
"drawStyle": "line",
"fillOpacity": 10,
"gradientMode": "none",
"hideFrom": {
"legend": false,
"tooltip": false,
"viz": false
},
"insertNulls": false,
"lineInterpolation": "linear",
"lineWidth": 2,
"pointSize": 5,
"scaleDistribution": {
"type": "linear"
},
"showPoints": "never",
"spanNulls": true,
"stacking": {
"group": "A",
"mode": "none"
},
"thresholdsStyle": {
"mode": "off"
}
},
"mappings": [],
"max": 105,
"thresholds": {
"mode": "absolute",
"steps": [
{
"color": "green",
"value": null
},
{
"color": "red",
"value": 80
}
]
},
"unit": "percent"
},
"overrides": [
{
"matcher": {
"id": "byName",
"options": "TX rollback ratio"
},
"properties": [
{
"id": "color",
"value": {
"fixedColor": "#890F02",
"mode": "fixed"
}
}
]
}
]
},
"gridPos": {
"h": 4,
"w": 12,
"x": 12,
"y": 2
},
"id": 8,
"interval": "5m",
"options": {
"legend": {
"calcs": [
"mean"
],
"displayMode": "list",
"placement": "bottom",
"showLegend": true
},
"tooltip": {
"mode": "multi",
"sort": "none"
}
},
"pluginVersion": "10.4.1",
"targets": [
{
"alias": "Shared buffers hit ratio",
"datasource": {
"type": "grafana-postgresql-datasource",
"uid": "pgwatch-metrics"
},
"format": "time_series",
"group": [],
"groupBy": [
{
"params": [
"$interval"
],
"type": "time"
},
{
"params": [
"null"
],
"type": "fill"
}
],
"hide": false,
"measurement": "db_stats",
"metricColumn": "none",
"orderByTime": "ASC",
"policy": "default",
"rawQuery": true,
"rawSql": "select\n $__timeGroup(time, $agg_interval),\n avg((hit-hit_lag)::numeric / ((hit-hit_lag) + (read-read_lag)))*100 as \"Shared buffers hit ratio\",\n avg((roll-roll_lag)::numeric / ((roll-roll_lag) + (comm-comm_lag)))*100 as \"TX rollback ratio\"\nfrom (\n select \n (data->>'blks_hit')::int8 as hit, lag((data->>'blks_hit')::int8) over w as hit_lag,\n (data->>'blks_read')::int8 as read, lag((data->>'blks_read')::int8) over w as read_lag,\n (data->>'xact_rollback')::int8 as roll, lag((data->>'xact_rollback')::int8) over w as roll_lag,\n (data->>'xact_commit')::int8 as comm, lag((data->>'xact_commit')::int8) over w as comm_lag,\n time\n from db_stats\n where dbname = '$dbname' and $__timeFilter(time)\n window w as (order by time)\n) x\nwhere (hit > hit_lag or read > read_lag) and (roll > roll_lag or comm > comm_lag)\ngroup by 1\norder by 1",
"refId": "A",
"resultFormat": "time_series",
"select": [
[
{
"params": [
"blks_hit"
],
"type": "field"
},
{
"params": [],
"type": "mean"
}
]
],
"tags": [],
"timeColumn": "time",
"where": [
{
"name": "$__timeFilter",
"params": [],
"type": "macro"
}
]
}
],
"title": "Buffer hit ratio + Rollback ratio",
"type": "timeseries"
},
{
"datasource": {
"type": "grafana-postgresql-datasource",
"uid": "pgwatch-metrics"
},
"description": "Approximate value based on pg_stat_statements total_time / calls",
"fieldConfig": {
"defaults": {
"color": {
"mode": "palette-classic"
},
"custom": {
"axisBorderShow": false,
"axisCenteredZero": false,
"axisColorMode": "text",
"axisLabel": "",
"axisPlacement": "auto",
"barAlignment": 0,
"drawStyle": "line",
"fillOpacity": 10,
"gradientMode": "none",
"hideFrom": {
"legend": false,
"tooltip": false,
"viz": false
},
"insertNulls": false,
"lineInterpolation": "linear",
"lineWidth": 2,
"pointSize": 5,
"scaleDistribution": {
"type": "linear"
},
"showPoints": "never",
"spanNulls": false,
"stacking": {
"group": "A",
"mode": "none"
},
"thresholdsStyle": {
"mode": "off"
}
},
"decimals": 1,
"mappings": [],
"min": 0,
"thresholds": {
"mode": "absolute",
"steps": [
{
"color": "green",
"value": null
},
{
"color": "red",
"value": 80
}
]
},
"unit": "ms"
},
"overrides": [
{
"matcher": {
"id": "byName",
"options": "avg_query_runtime"
},
"properties": [
{
"id": "color",
"value": {
"fixedColor": "#ef843c",
"mode": "fixed"
}
}
]
},
{
"matcher": {
"id": "byName",
"options": "load_5"
},
"properties": [
{
"id": "color",
"value": {
"fixedColor": "#BA43A9",
"mode": "fixed"
}
}
]
}
]
},
"gridPos": {
"h": 4,
"w": 12,
"x": 0,
"y": 6
},
"id": 12,
"interval": "5m",
"options": {
"legend": {
"calcs": [
"mean"
],
"displayMode": "list",
"placement": "bottom",
"showLegend": true
},
"tooltip": {
"mode": "multi",
"sort": "none"
}
},
"pluginVersion": "10.4.1",
"targets": [
{
"alias": "avg_query_runtime",
"datasource": {
"type": "grafana-postgresql-datasource",
"uid": "pgwatch-metrics"
},
"format": "time_series",
"group": [],
"groupBy": [
{
"params": [
"$interval"
],
"type": "time"
},
{
"params": [
"null"
],
"type": "fill"
}
],
"measurement": "stat_statements",
"metricColumn": "none",
"orderByTime": "ASC",
"policy": "default",
"rawQuery": true,
"rawSql": "select\n $__timeGroup(time, $agg_interval),\n avg(case when c=c_lag then null else (tt-tt_lag)::numeric / (c-c_lag) end) as \"avg_query_runtime\"\nfrom (\n\n select \n (data->>'total_time')::float8 as tt, lag((data->>'total_time')::float8) over w as tt_lag,\n (data->>'calls')::int8 as c, lag((data->>'calls')::int8) over w as c_lag,\n time\n from stat_statements_calls\n where dbname = '$dbname' and $__timeFilter(time)\n window w as (order by time)\n) x\nwhere c >= c_lag and tt >= tt_lag\ngroup by 1\norder by 1",
"refId": "B",
"resultFormat": "time_series",
"select": [
[
{
"params": [
"value"
],
"type": "field"
},
{
"params": [],
"type": "mean"
}
]
],
"tags": [],
"timeColumn": "time",
"where": [
{
"name": "$__timeFilter",
"params": [],
"type": "macro"
}
]
}
],
"title": "Avg. query runtime ($agg_interval avg.)",
"type": "timeseries"
},
{
"datasource": {
"type": "grafana-postgresql-datasource",
"uid": "pgwatch-metrics"
},
"fieldConfig": {
"defaults": {
"color": {
"mode": "palette-classic"
},
"custom": {
"axisBorderShow": false,
"axisCenteredZero": false,
"axisColorMode": "text",
"axisLabel": "",
"axisPlacement": "auto",
"barAlignment": 0,
"drawStyle": "line",
"fillOpacity": 10,
"gradientMode": "none",
"hideFrom": {
"legend": false,
"tooltip": false,
"viz": false
},
"insertNulls": false,
"lineInterpolation": "linear",
"lineWidth": 2,
"pointSize": 5,
"scaleDistribution": {
"type": "linear"
},
"showPoints": "never",
"spanNulls": true,
"stacking": {
"group": "A",
"mode": "none"
},
"thresholdsStyle": {
"mode": "off"
}
},
"decimals": 1,
"mappings": [],
"thresholds": {
"mode": "absolute",
"steps": [
{
"color": "green",
"value": null
},
{
"color": "red",
"value": 80
}
]
},
"unit": "Bps"
},
"overrides": [
{
"matcher": {
"id": "byName",
"options": "DB Size"
},
"properties": [
{
"id": "color",
"value": {
"fixedColor": "#2F575E",
"mode": "fixed"
}
}
]
},
{
"matcher": {
"id": "byName",
"options": "WAL rate"
},
"properties": [
{
"id": "color",
"value": {
"fixedColor": "#0A50A1",
"mode": "fixed"
}
}
]
},
{
"matcher": {
"id": "byName",
"options": "DB Size"
},
"properties": [
{
"id": "unit",
"value": "bytes"
}
]
}
]
},
"gridPos": {
"h": 4,
"w": 12,
"x": 12,
"y": 6
},
"id": 10,
"interval": "5m",
"options": {
"legend": {
"calcs": [
"mean"
],
"displayMode": "list",
"placement": "bottom",
"showLegend": true
},
"tooltip": {
"mode": "multi",
"sort": "none"
}
},
"pluginVersion": "10.4.1",
"targets": [
{
"alias": "WAL rate",
"datasource": {
"type": "grafana-postgresql-datasource",
"uid": "pgwatch-metrics"
},
"format": "time_series",
"group": [],
"groupBy": [
{
"params": [
"$interval"
],
"type": "time"
},
{
"params": [
"null"
],
"type": "fill"
}
],
"measurement": "wal",
"metricColumn": "none",
"orderByTime": "ASC",
"policy": "default",
"query": "",
"rawQuery": true,
"rawSql": "select\n $__timeGroup(time, $agg_interval),\n avg((wal-wal_lag) / (etime-etime_lag)) as \"WAL rate\"\nfrom (\n select \n (data->>'xlog_location_b')::int8 as wal, lag((data->>'xlog_location_b')::int8) over w as wal_lag,\n extract(epoch from time) as etime,\n time, lag(extract(epoch from time)) over w as etime_lag\n from wal\n where dbname = '$dbname' and $__timeFilter(time)\n window w as (order by time)\n) x\nwhere wal >= wal_lag and etime > etime_lag\ngroup by 1\norder by 1",
"refId": "A",
"resultFormat": "time_series",
"select": [
[
{
"params": [
"xlog_location_b"
],
"type": "field"
},
{
"params": [],
"type": "mean"
},
{
"params": [
"1h"
],
"type": "derivative"
}
]
],
"tags": [
{
"key": "dbname",
"operator": "=~",
"value": "/^$dbname$/"
}
],
"timeColumn": "time",
"where": [
{
"name": "$__timeFilter",
"params": [],
"type": "macro"
}
]
},
{
"alias": "DB Size",
"datasource": {
"type": "grafana-postgresql-datasource",
"uid": "pgwatch-metrics"
},
"format": "time_series",
"group": [],
"groupBy": [
{
"params": [
"$__interval"
],
"type": "time"
},
{
"params": [
"none"
],
"type": "fill"
}
],
"measurement": "db_size",
"metricColumn": "none",
"orderByTime": "ASC",
"policy": "default",
"rawQuery": true,
"rawSql": "select\n $__timeGroup(time, $agg_interval),\n avg(size_b) as \"DB Size\"\nfrom (\n select \n (data->>'size_b')::int8 as size_b,\n time\n from db_size\n where dbname = '$dbname' and $__timeFilter(time)\n) x\ngroup by 1\norder by 1",
"refId": "B",
"resultFormat": "time_series",
"select": [
[
{
"params": [
"size_b"
],
"type": "field"
},
{
"params": [],
"type": "mean"
}
]
],
"tags": [
{
"key": "dbname",
"operator": "=~",
"value": "/^$dbname$/"
}
],
"timeColumn": "time",
"where": [
{
"name": "$__timeFilter",
"params": [],
"type": "macro"
}
]
}
],
"title": "WAL rate + DB size ($agg_interval avg.)",
"type": "timeseries"
},
{
"datasource": {
"type": "grafana-postgresql-datasource",
"uid": "pgwatch-metrics"
},
"fieldConfig": {
"defaults": {
"color": {
"mode": "palette-classic"
},
"custom": {
"axisBorderShow": false,
"axisCenteredZero": false,
"axisColorMode": "text",
"axisLabel": "",
"axisPlacement": "auto",
"barAlignment": 0,
"drawStyle": "line",
"fillOpacity": 10,
"gradientMode": "none",
"hideFrom": {
"legend": false,
"tooltip": false,
"viz": false
},
"insertNulls": false,
"lineInterpolation": "linear",
"lineWidth": 2,
"pointSize": 5,
"scaleDistribution": {
"type": "linear"
},
"showPoints": "never",
"spanNulls": true,
"stacking": {
"group": "A",
"mode": "none"
},
"thresholdsStyle": {
"mode": "off"
}
},
"mappings": [],
"min": 0,
"thresholds": {
"mode": "absolute",
"steps": [
{
"color": "green",
"value": null
},
{
"color": "red",
"value": 80
}
]
},
"unit": "short"
},
"overrides": [
{
"matcher": {
"id": "byName",
"options": "/Deadlocks/"
},
"properties": [
{
"id": "color",
"value": {
"fixedColor": "dark-red",
"mode": "fixed"
}
}
]
},
{
"matcher": {
"id": "byName",
"options": "/Sessions/"
},
"properties": [
{
"id": "color",
"value": {
"fixedColor": "dark-yellow",
"mode": "fixed"
}
}
]
},
{
"matcher": {
"id": "byName",
"options": "/Temp bytes/"
},
"properties": [
{
"id": "color",
"value": {
"fixedColor": "light-blue",
"mode": "fixed"
}
}
]
},
{
"matcher": {
"id": "byRegexp",
"options": "/Temp bytes/"
},
"properties": [
{
"id": "color",
"value": {
"fixedColor": "#3274D9",
"mode": "fixed"
}
},
{
"id": "unit",
"value": "Bps"
}
]
},
{
"matcher": {
"id": "byRegexp",
"options": "/Deadlocks/"
},
"properties": [
{
"id": "color",
"value": {
"fixedColor": "#C4162A",
"mode": "fixed"
}
}
]
},
{
"matcher": {
"id": "byRegexp",
"options": "/Sessions/"
},
"properties": [
{
"id": "color",
"value": {
"fixedColor": "#E0B400",
"mode": "fixed"
}
}
]
}
]
},
"gridPos": {
"h": 4,
"w": 12,
"x": 0,
"y": 10
},
"id": 9,
"interval": "5m",
"options": {
"legend": {
"calcs": [],
"displayMode": "list",
"placement": "bottom",
"showLegend": true
},
"tooltip": {
"mode": "multi",
"sort": "desc"
}
},
"pluginVersion": "10.4.1",
"targets": [
{
"alias": "# Sessions",
"datasource": {
"type": "grafana-postgresql-datasource",
"uid": "pgwatch-metrics"
},
"format": "time_series",
"group": [],
"groupBy": [
{
"params": [
"$interval"
],
"type": "time"
},
{
"params": [
"none"
],
"type": "fill"
}
],
"measurement": "db_stats",
"metricColumn": "none",
"orderByTime": "ASC",
"policy": "default",
"query": "",
"rawQuery": true,
"rawSql": "select\n $__timeGroup(time, $agg_interval),\n avg(nb) as \"# Sessions ($agg_interval avg)\",\n avg(((dl-dl_lag) * extract(epoch from '$agg_interval'::interval)) / (etime - etime_lag)) as \"Deadlocks ($agg_interval rate)\"\nfrom (\n select \n (data->>'numbackends')::int8 as nb,\n (data->>'deadlocks')::int8 as dl, lag((data->>'deadlocks')::int8) over w as dl_lag,\n (extract(epoch from time))::int8 as etime,\n (lag(extract(epoch from time)) over w)::int8 as etime_lag,\n time\n from db_stats\n where dbname = '$dbname' and $__timeFilter(time)\n window w as (order by time)\n) x\nwhere dl >= dl_lag and etime > etime_lag\ngroup by 1\norder by 1\n",
"refId": "B",
"resultFormat": "time_series",
"select": [
[
{
"params": [
"numbackends"
],
"type": "field"
},
{
"params": [],
"type": "mean"
}
]
],
"tags": [],
"timeColumn": "time",
"where": [
{
"name": "$__timeFilter",
"params": [],
"type": "macro"
}
]
},
{
"alias": "Deadlocks (1h rate)",
"datasource": {
"type": "grafana-postgresql-datasource",
"uid": "pgwatch-metrics"
},
"format": "time_series",
"group": [],
"groupBy": [
{
"params": [
"$interval"
],
"type": "time"
},
{
"params": [
"null"
],
"type": "fill"
}
],
"metricColumn": "none",
"orderByTime": "ASC",
"policy": "default",
"query": "",
"rawQuery": true,
"rawSql": "select\n $__timeGroup(time, $agg_interval),\n avg((tb-tb_lag) / (etime - lag_etime)) as \"Temp bytes ($agg_interval avg)\"\nfrom (\n select \n (data->>'temp_bytes')::int8 as tb, lag((data->>'temp_bytes')::int8) over w as tb_lag,\n (extract(epoch from time))::int8 as etime,\n (lag(extract(epoch from time)) over w)::int8 as lag_etime,\n time\n from db_stats\n where dbname = '$dbname' and $__timeFilter(time)\n window w as (order by time)\n) x\nwhere tb >= tb_lag\ngroup by 1\norder by 1\n",
"refId": "A",
"resultFormat": "time_series",
"select": [
[
{
"params": [
"value"
],
"type": "field"
},
{
"params": [],
"type": "mean"
}
]
],
"tags": [],
"timeColumn": "time",
"where": [
{
"name": "$__timeFilter",
"params": [],
"type": "macro"
}
]
}
],
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