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node.json
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node.json
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{
"__inputs": [
{
"name": "DS_TIDB-CLUSTER",
"label": "tidb-cluster",
"description": "",
"type": "datasource",
"pluginId": "prometheus",
"pluginName": "Prometheus"
}
],
"__requires": [
{
"type": "panel",
"id": "gauge",
"name": "Gauge",
"version": ""
},
{
"type": "grafana",
"id": "grafana",
"name": "Grafana",
"version": "6.1.6"
},
{
"type": "panel",
"id": "graph",
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"version": ""
},
{
"type": "datasource",
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"name": "Prometheus",
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},
{
"type": "panel",
"id": "singlestat",
"name": "Singlestat",
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},
{
"type": "panel",
"id": "table",
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"version": ""
}
],
"annotations": {
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{
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"datasource": "${DS_TIDB-CLUSTER}",
"enable": true,
"hide": true,
"iconColor": "rgba(0, 211, 255, 1)",
"name": "Annotations & Alerts",
"type": "dashboard"
}
]
},
"description": "Prometheus for system metrics. \r\nLoad, CPU, RAM, network, process ... ",
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"gnetId": 159,
"graphTooltip": 1,
"id": null,
"iteration": 1566457258708,
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},
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"colors": [
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],
"datasource": "${DS_TIDB-CLUSTER}",
"editable": true,
"error": false,
"format": "none",
"gauge": {
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}
],
"sparkline": {
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"full": false,
"lineColor": "rgb(31, 120, 193)",
"show": false
},
"tableColumn": "",
"targets": [
{
"expr": "count(node_cpu_seconds_total{instance=\"$host\", mode=\"user\"})",
"format": "time_series",
"interval": "5m",
"intervalFactor": 1,
"refId": "A",
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}
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"title": "Virtual CPUs",
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{
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"colorBackground": false,
"colorValue": false,
"colors": [
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"format": "bytes",
"gauge": {
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],
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"lineColor": "rgb(31, 120, 193)",
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},
"tableColumn": "",
"targets": [
{
"expr": "node_memory_MemTotal_bytes{instance=~\"$host\"}",
"format": "time_series",
"intervalFactor": 1,
"refId": "A"
}
],
"thresholds": "",
"timeFrom": null,
"timeShift": null,
"title": "Total RAM",
"type": "singlestat",
"valueFontSize": "80%",
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{
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}
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{
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"colorBackground": false,
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"colors": [
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],
"datasource": "${DS_TIDB-CLUSTER}",
"format": "bytes",
"gauge": {
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"show": false,
"thresholdLabels": false,
"thresholdMarkers": true
},
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},
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"interval": null,
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}
],
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"nullPointMode": "connected",
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"postfix": "",
"postfixFontSize": "50%",
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"prefixFontSize": "50%",
"rangeMaps": [
{
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"text": "N/A",
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}
],
"sparkline": {
"fillColor": "rgba(31, 118, 189, 0.18)",
"full": false,
"lineColor": "rgb(31, 120, 193)",
"show": false
},
"tableColumn": "",
"targets": [
{
"expr": "node_memory_SwapTotal_bytes{instance=\"$host\"}",
"format": "time_series",
"intervalFactor": 1,
"refId": "A"
}
],
"thresholds": "",
"timeFrom": null,
"timeShift": null,
"title": "Total Swap",
"type": "singlestat",
"valueFontSize": "80%",
"valueMaps": [
{
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"value": "null"
}
],
"valueName": "current"
},
{
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"colorBackground": false,
"colorValue": true,
"colors": [
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"rgba(237, 129, 40, 0.89)",
"rgba(50, 172, 45, 0.97)"
],
"datasource": "${DS_TIDB-CLUSTER}",
"decimals": 1,
"editable": true,
"error": false,
"format": "s",
"gauge": {
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"minValue": 0,
"show": false,
"thresholdLabels": false,
"thresholdMarkers": true
},
"gridPos": {
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"x": 12,
"y": 2
},
"height": "50px",
"id": 19,
"interval": null,
"links": [],
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},
{
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}
],
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"nullPointMode": "connected",
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"postfix": "s",
"postfixFontSize": "80%",
"prefix": "",
"prefixFontSize": "80%",
"rangeMaps": [
{
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"text": "N/A",
"to": "null"
}
],
"sparkline": {
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"full": false,
"lineColor": "rgb(31, 120, 193)",
"show": false
},
"tableColumn": "",
"targets": [
{
"calculatedInterval": "10m",
"datasourceErrors": {},
"errors": {},
"expr": "node_time_seconds{instance=\"$host\"} - node_boot_time_seconds{instance=\"$host\"}",
"format": "time_series",
"interval": "5m",
"intervalFactor": 1,
"legendFormat": "",
"metric": "",
"prometheusLink": "/api/datasources/proxy/1/graph#%5B%7B%22expr%22%3A%22node_time%7Binstance%3D%5C%22%24host%5C%22%7D%20-%20node_boot_time%7Binstance%3D%5C%22%24host%5C%22%7D%22%2C%22range_input%22%3A%2243200s%22%2C%22end_input%22%3A%222015-9-18%2013%3A25%22%2C%22step_input%22%3A%22%22%2C%22tab%22%3A0%7D%5D",
"refId": "A",
"step": 300
}
],
"thresholds": "300,3600",
"title": "System Uptime",
"type": "singlestat",
"valueFontSize": "80%",
"valueMaps": [],
"valueName": "current"
},
{
"cacheTimeout": null,
"colorBackground": false,
"colorValue": false,
"colors": [
"#299c46",
"rgba(237, 129, 40, 0.89)",
"#d44a3a"
],
"datasource": "${DS_TIDB-CLUSTER}",
"format": "none",
"gauge": {
"maxValue": 100,
"minValue": 0,
"show": false,
"thresholdLabels": false,
"thresholdMarkers": true
},
"gridPos": {
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"w": 6,
"x": 18,
"y": 2
},
"id": 52,
"interval": null,
"links": [],
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"mappingTypes": [
{
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},
{
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}
],
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"nullPointMode": "connected",
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"postfix": "",
"postfixFontSize": "50%",
"prefix": "",
"prefixFontSize": "50%",
"rangeMaps": [
{
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"text": "N/A",
"to": "null"
}
],
"sparkline": {
"fillColor": "rgba(31, 118, 189, 0.18)",
"full": false,
"lineColor": "rgb(31, 120, 193)",
"show": false
},
"tableColumn": "version",
"targets": [
{
"expr": "node_exporter_build_info",
"format": "table",
"interval": "",
"intervalFactor": 1,
"legendFormat": "",
"refId": "A"
}
],
"thresholds": "",
"timeFrom": null,
"timeShift": null,
"title": "Node_exporter version",
"type": "singlestat",
"valueFontSize": "80%",
"valueMaps": [
{
"op": "=",
"text": "N/A",
"value": "null"
}
],
"valueName": "avg"
},
{
"cacheTimeout": null,
"datasource": "${DS_TIDB-CLUSTER}",
"gridPos": {
"h": 4,
"w": 4,
"x": 0,
"y": 6
},
"id": 74,
"links": [],
"options": {
"maxValue": 100,
"minValue": 0,
"orientation": "auto",
"showThresholdLabels": false,
"showThresholdMarkers": true,
"thresholds": [
{
"color": "green",
"index": 0,
"value": null
},
{
"color": "red",
"index": 1,
"value": 80
}
],
"valueMappings": [],
"valueOptions": {
"decimals": 2,
"prefix": "",
"stat": "last",
"suffix": "",
"unit": "percentunit"
}
},
"pluginVersion": "6.1.6",
"targets": [
{
"expr": "1 - (sum(rate(node_cpu_seconds_total{instance=\"$host\", mode=\"idle\"}[$interval])) / count(node_cpu_seconds_total{instance=\"$host\", mode=\"idle\"}) or sum(irate(node_cpu_seconds_total{instance=\"$host\", mode=\"idle\"}[30s])) / count(node_cpu_seconds_total{instance=\"$host\", mode=\"idle\"}))",
"format": "time_series",
"intervalFactor": 1,
"legendFormat": "percent",
"refId": "A"
}
],
"timeFrom": null,
"timeShift": null,
"title": "CPU Used",
"type": "gauge"
},
{
"cacheTimeout": null,
"datasource": "${DS_TIDB-CLUSTER}",
"gridPos": {
"h": 4,
"w": 4,
"x": 4,
"y": 6
},
"id": 72,
"links": [],
"options": {
"maxValue": 100,
"minValue": 0,
"orientation": "auto",
"showThresholdLabels": false,
"showThresholdMarkers": true,
"thresholds": [
{
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"index": 0,
"value": null
},
{
"color": "red",
"index": 1,
"value": 80
}
],
"valueMappings": [],
"valueOptions": {
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"prefix": "",
"stat": "last",
"suffix": "",
"unit": "percentunit"
}
},
"pluginVersion": "6.1.6",
"targets": [
{
"expr": "1 - (node_memory_MemAvailable_bytes{instance=\"$host\"} or (node_memory_MemFree_bytes{instance=\"$host\"} + node_memory_Buffers_bytes{instance=\"$host\"} + node_memory_Cached_bytes{instance=\"$host\"})) / node_memory_MemTotal_bytes{instance=\"$host\"}",
"format": "time_series",
"instant": false,
"interval": "",
"intervalFactor": 1,
"legendFormat": "",
"refId": "A"
}
],
"timeFrom": null,
"timeShift": null,
"title": "Memory Used",
"type": "gauge"
},
{
"cacheTimeout": null,
"colorBackground": false,
"colorPostfix": false,
"colorPrefix": false,
"colorValue": true,
"colors": [
"#299c46",
"rgba(237, 129, 40, 0.89)",
"#d44a3a"
],
"datasource": "${DS_TIDB-CLUSTER}",
"description": "When the result is `False`, the swap is off.",
"format": "percent",
"gauge": {
"maxValue": 100,
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