下载安装Redis_exporter
cd /usr/local
wget https://github.com/oliver006/redis_exporter/releases/download/v1.0.3/redis_exporter-v1.0.3.linux-amd64.tar.gz
tar -zxvf redis_exporter-v1.0.3.linux-amd64.tar.gz
mv redis_exporter-v1.0.3.linux-amd64 redis_exporter
cd redis_exporter
启动
nohup ./redis_exporter -redis.addr 192.168.7.21:6379 192.168.7.21:6380 192.168.7.22:6379 192.168.7.22:6380 192.168.7.23:6379 192.168.7.23:6380 &复制
Prometheus配置
- job_name: 'redis-cluster'
static_configs:
- targets:
- redis://192.168.7.21:6379
- redis://192.168.7.21:6380
- redis://192.168.7.22:6379
- redis://192.168.7.22:6380
- redis://192.168.7.23:6379
- redis://192.168.7.23:6380
metrics_path: /scrape
params:
check-keys: ["metrics:*"]
relabel_configs:
- source_labels: [__address__]
target_label: __param_target
- source_labels: [__param_target]
target_label: instance
- target_label: __address__
replacement: 192.168.7.21:9121
报警:
############ redis cluster 监控 ############
- alert: redis连接数超过1000
expr: redis_connected_clients > 1000
for: 2m
labels:
status: 监控redis连接数
annotations:
description: "{{$labels.instance}}: 当前客户端连接数量为{{ $value }}"
summary: "redis连接数超过1000"
复制
grafana导入模板
{
"__inputs": [
{
"name": "DS_PROMETHEUS",
"label": "Prometheus",
"description": "",
"type": "datasource",
"pluginId": "prometheus",
"pluginName": "Prometheus"
}
],
"__requires": [
{
"type": "grafana",
"id": "grafana",
"name": "Grafana",
"version": "5.4.3"
},
{
"type": "panel",
"id": "graph",
"name": "Graph",
"version": "5.0.0"
},
{
"type": "datasource",
"id": "prometheus",
"name": "Prometheus",
"version": "5.0.0"
},
{
"type": "panel",
"id": "singlestat",
"name": "Singlestat",
"version": "5.0.0"
}
],
"annotations": {
"list": [
{
"builtIn": 1,
"datasource": "-- Grafana --",
"enable": true,
"hide": true,
"iconColor": "rgba(0, 211, 255, 1)",
"name": "Annotations & Alerts",
"type": "dashboard"
}
]
},
"description": "Prometheus dashboard for Redis servers",
"editable": true,
"gnetId": 2751,
"graphTooltip": 0,
"id": null,
"iteration": 1564967488877,
"links": [],
"panels": [
{
"cacheTimeout": null,
"colorBackground": false,
"colorValue": false,
"colors": [
"rgba(41, 200, 35, 0.97)",
"rgba(237, 129, 40, 0.89)",
"rgba(245, 54, 54, 0.9)"
],
"datasource": "${DS_PROMETHEUS}",
"decimals": 0,
"editable": true,
"error": false,
"format": "s",
"gauge": {
"maxValue": 100,
"minValue": 0,
"show": false,
"thresholdLabels": false,
"thresholdMarkers": true
},
"gridPos": {
"h": 7,
"w": 4,
"x": 0,
"y": 0
},
"id": 9,
"interval": null,
"isNew": true,
"links": [],
"mappingType": 1,
"mappingTypes": [
{
"name": "value to text",
"value": 1
},
{
"name": "range to text",
"value": 2
}
],
"maxDataPoints": 100,
"nullPointMode": "connected",
"nullText": null,
"postfix": "",
"postfixFontSize": "50%",
"prefix": "",
"prefixFontSize": "50%",
"rangeMaps": [
{
"from": "null",
"text": "N/A",
"to": "null"
}
],
"sparkline": {
"fillColor": "rgba(31, 118, 189, 0.18)",
"full": false,
"lineColor": "rgb(31, 120, 193)",
"show": false
},
"tableColumn": "__name__",
"targets": [
{
"expr": "redis_uptime_in_seconds{instance=\"$instance\"}",
"format": "time_series",
"interval": "",
"intervalFactor": 2,
"legendFormat": "",
"metric": "",
"refId": "A",
"step": 1800
}
],
"thresholds": "",
"title": "Redis Uptime",
"type": "singlestat",
"valueFontSize": "70%",
"valueMaps": [
{
"op": "=",
"text": "N/A",
"value": "null"
}
],
"valueName": "avg"
},
{
"cacheTimeout": null,
"colorBackground": false,
"colorValue": false,
"colors": [
"rgba(245, 54, 54, 0.9)",
"rgba(237, 129, 40, 0.89)",
"rgba(50, 172, 45, 0.97)"
],
"datasource": "${DS_PROMETHEUS}",
"decimals": 0,
"editable": true,
"error": false,
"format": "none",
"gauge": {
"maxValue": 100,
"minValue": 0,
"show": false,
"thresholdLabels": false,
"thresholdMarkers": true
},
"gridPos": {
"h": 7,
"w": 4,
"x": 4,
"y": 0
},
"hideTimeOverride": true,
"id": 12,
"interval": null,
"isNew": true,
"links": [],
"mappingType": 1,
"mappingTypes": [
{
"name": "value to text",
"value": 1
},
{
"name": "range to text",
"value": 2
}
],
"maxDataPoints": 100,
"nullPointMode": "connected",
"nullText": null,
"postfix": "",
"postfixFontSize": "50%",
"prefix": "",
"prefixFontSize": "50%",
"rangeMaps": [
{
"from": "null",
"text": "N/A",
"to": "null"
}
],
"sparkline": {
"fillColor": "rgba(31, 118, 189, 0.18)",
"full": false,
"lineColor": "rgb(31, 120, 193)",
"show": true
},
"tableColumn": "",
"targets": [
{
"expr": "redis_connected_clients{instance=\"$instance\"}",
"format": "time_series",
"intervalFactor": 2,
"legendFormat": "",
"metric": "",
"refId": "A",
"step": 2
}
],
"thresholds": "",
"timeFrom": "1m",
"timeShift": null,
"title": "Clients",
"type": "singlestat",
"valueFontSize": "80%",
"valueMaps": [
{
"op": "=",
"text": "N/A",
"value": "null"
}
],
"valueName": "current"
},
{
"aliasColors": {},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": "${DS_PROMETHEUS}",
"editable": true,
"error": false,
"fill": 1,
"grid": {},
"gridPos": {
"h": 7,
"w": 8,
"x": 8,
"y": 0
},
"id": 2,
"isNew": true,
"legend": {
"avg": false,
"current": false,
"max": false,
"min": false,
"show": false,
"total": false,
"values": false
},
"lines": true,
"linewidth": 2,
"links": [],
"nullPointMode": "connected",
"percentage": false,
"pointradius": 5,
"points": false,
"renderer": "flot",
"seriesOverrides": [],
"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
{
"expr": "rate(redis_commands_processed_total{instance=~\"$instance\"}[5m])",
"format": "time_series",
"interval": "",
"intervalFactor": 2,
"legendFormat": "",
"metric": "A",
"refId": "A",
"step": 240,
"target": ""
}
],
"thresholds": [],
"timeFrom": null,
"timeRegions": [],
"timeShift": null,
"title": "Commands Executed / sec",
"tooltip": {
"msResolution": false,
"shared": true,
"sort": 0,
"value_type": "cumulative"
},
"type": "graph",
"xaxis": {
"buckets": null,
"mode": "time",
"name": null,
"show": true,
"values": []
},
"yaxes": [
{
"format": "short",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
},
{
"format": "short",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
}
],
"yaxis": {
"align": false,
"alignLevel": null
}
},
{
"aliasColors": {},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": "${DS_PROMETHEUS}",
"decimals": 2,
"editable": true,
"error": false,
"fill": 1,
"grid": {},
"gridPos": {
"h": 7,
"w": 8,
"x": 16,
"y": 0
},
"id": 1,
"isNew": true,
"legend": {
"avg": false,
"current": false,
"max": false,
"min": false,
"show": false,
"total": false,
"values": false
},
"lines": true,
"linewidth": 2,
"links": [],
"nullPointMode": "connected",
"percentage": true,
"pointradius": 5,
"points": false,
"renderer": "flot",
"seriesOverrides": [],
"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
{
"expr": "irate(redis_keyspace_hits_total{instance=\"$instance\"}[5m])",
"format": "time_series",
"hide": false,
"interval": "",
"intervalFactor": 2,
"legendFormat": "hits",
"metric": "",
"refId": "A",
"step": 240,
"target": ""
},
{
"expr": "irate(redis_keyspace_misses_total{instance=\"$instance\"}[5m])",
"format": "time_series",
"hide": false,
"interval": "",
"intervalFactor": 2,
"legendFormat": "misses",
"metric": "",
"refId": "B",
"step": 240,
"target": ""
}
],
"thresholds": [],
"timeFrom": null,
"timeRegions": [],
"timeShift": null,
"title": "Hits / Misses per Sec",
"tooltip": {
"msResolution": false,
"shared": true,
"sort": 0,
"value_type": "individual"
},
"type": "graph",
"xaxis": {
"buckets": null,
"mode": "time",
"name": null,
"show": true,
"values": []
},
"yaxes": [
{
"format": "short",
"label": "",
"logBase": 1,
"max": null,
"min": 0,
"show": true
},
{
"format": "short",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
}
],
"yaxis": {
"align": false,
"alignLevel": null
}
},
{
"aliasColors": {
"max": "#BF1B00"
},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": "${DS_PROMETHEUS}",
"editable": true,
"error": false,
"fill": 1,
"grid": {},
"gridPos": {
"h": 7,
"w": 12,
"x": 0,
"y": 7
},
"id": 7,
"isNew": true,
"legend": {
"avg": false,
"current": false,
"hideEmpty": false,
"hideZero": false,
"max": false,
"min": false,
"show": true,
"total": false,
"values": false
},
"lines": true,
"linewidth": 2,
"links": [],
"nullPointMode": "null as zero",
"percentage": false,
"pointradius": 5,
"points": false,
"renderer": "flot",
"seriesOverrides": [],
"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
{
"expr": "redis_memory_used_bytes{instance=~\"$instance\"} ",
"format": "time_series",
"intervalFactor": 2,
"legendFormat": "used",
"metric": "",
"refId": "A",
"step": 240,
"target": ""
},
{
"expr": "redis_config_maxmemory{instance=~\"$instance\"} ",
"format": "time_series",
"hide": false,
"intervalFactor": 2,
"legendFormat": "max",
"refId": "B",
"step": 240
}
],
"thresholds": [],
"timeFrom": null,
"timeRegions": [],
"timeShift": null,
"title": "Total Memory Usage",
"tooltip": {
"msResolution": false,
"shared": true,
"sort": 0,
"value_type": "cumulative"
},
"type": "graph",
"xaxis": {
"buckets": null,
"mode": "time",
"name": null,
"show": true,
"values": []
},
"yaxes": [
{
"format": "bytes",
"label": null,
"logBase": 1,
"max": null,
"min": 0,
"show": true
},
{
"format": "short",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
}
],
"yaxis": {
"align": false,
"alignLevel": null
}
},
{
"aliasColors": {},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": "${DS_PROMETHEUS}",
"editable": true,
"error": false,
"fill": 1,
"grid": {},
"gridPos": {
"h": 7,
"w": 12,
"x": 12,
"y": 7
},
"id": 10,
"isNew": true,
"legend": {
"avg": false,
"current": false,
"max": false,
"min": false,
"show": true,
"total": false,
"values": false
},
"lines": true,
"linewidth": 2,
"links": [],
"nullPointMode": "connected",
"percentage": false,
"pointradius": 5,
"points": false,
"renderer": "flot",
"seriesOverrides": [],
"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
{
"expr": "rate(redis_net_input_bytes_total{instance=\"$instance\"}[5m])",
"format": "time_series",
"intervalFactor": 2,
"legendFormat": "{{ input }}",
"refId": "A",
"step": 240
},
{
"expr": "rate(redis_net_output_bytes_total{instance=\"$instance\"}[5m])",
"format": "time_series",
"interval": "",
"intervalFactor": 2,
"legendFormat": "{{ output }}",
"refId": "B",
"step": 240
}
],
"thresholds": [],
"timeFrom": null,
"timeRegions": [],
"timeShift": null,
"title": "Network I/O",
"tooltip": {
"msResolution": true,
"shared": true,
"sort": 0,
"value_type": "cumulative"
},
"type": "graph",
"xaxis": {
"buckets": null,
"mode": "time",
"name": null,
"show": true,
"values": []
},
"yaxes": [
{
"format": "bytes",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
},
{
"format": "short",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
}
],
"yaxis": {
"align": false,
"alignLevel": null
}
},
{
"aliasColors": {},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": "${DS_PROMETHEUS}",
"editable": true,
"error": false,
"fill": 7,
"grid": {},
"gridPos": {
"h": 7,
"w": 12,
"x": 0,
"y": 14
},
"id": 5,
"isNew": true,
"legend": {
"alignAsTable": true,
"avg": false,
"current": true,
"max": false,
"min": false,
"rightSide": true,
"show": true,
"total": false,
"values": true
},
"lines": true,
"linewidth": 2,
"links": [],
"nullPointMode": "connected",
"percentage": false,
"pointradius": 5,
"points": false,
"renderer": "flot",
"seriesOverrides": [],
"spaceLength": 10,
"stack": true,
"steppedLine": false,
"targets": [
{
"expr": "sum (redis_db_keys{instance=~\"$instance\"}) by (db)",
"format": "time_series",
"interval": "",
"intervalFactor": 2,
"legendFormat": "{{ db }} ",
"refId": "A",
"step": 240,
"target": ""
}
],
"thresholds": [],
"timeFrom": null,
"timeRegions": [],
"timeShift": null,
"title": "Total Items per DB",
"tooltip": {
"msResolution": false,
"shared": true,
"sort": 0,
"value_type": "individual"
},
"type": "graph",
"xaxis": {
"buckets": null,
"mode": "time",
"name": null,
"show": true,
"values": []
},
"yaxes": [
{
"format": "none",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
},
{
"format": "short",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
}
],
"yaxis": {
"align": false,
"alignLevel": null
}
},
{
"aliasColors": {},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": "${DS_PROMETHEUS}",
"editable": true,
"error": false,
"fill": 7,
"grid": {},
"gridPos": {
"h": 7,
"w": 12,
"x": 12,
"y": 14
},
"id": 13,
"isNew": true,
"legend": {
"avg": false,
"current": false,
"max": false,
"min": false,
"show": true,
"total": false,
"values": false
},
"lines": true,
"linewidth": 2,
"links": [],
"nullPointMode": "connected",
"percentage": false,
"pointradius": 5,
"points": false,
"renderer": "flot",
"seriesOverrides": [],
"spaceLength": 10,
"stack": true,
"steppedLine": false,
"targets": [
{
"expr": "sum (redis_db_keys{instance=~\"$instance\"}) - sum (redis_db_keys_expiring{instance=~\"$instance\"}) ",
"format": "time_series",
"interval": "",
"intervalFactor": 2,
"legendFormat": "not expiring",
"refId": "A",
"step": 240,
"target": ""
},
{
"expr": "sum (redis_db_keys_expiring{instance=~\"$instance\"}) ",
"format": "time_series",
"interval": "",
"intervalFactor": 2,
"legendFormat": "expiring",
"metric": "",
"refId": "B",
"step": 240
}
],
"thresholds": [],
"timeFrom": null,
"timeRegions": [],
"timeShift": null,
"title": "Expiring vs Not-Expiring Keys",
"tooltip": {
"msResolution": false,
"shared": true,
"sort": 0,
"value_type": "individual"
},
"type": "graph",
"xaxis": {
"buckets": null,
"mode": "time",
"name": null,
"show": true,
"values": []
},
"yaxes": [
{
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"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
},
{
"format": "short",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
}
],
"yaxis": {
"align": false,
"alignLevel": null
}
},
{
"aliasColors": {
"evicts": "#890F02",
"memcached_items_evicted_total{instance=\"172.17.0.1:9150\",job=\"prometheus\"}": "#890F02",
"reclaims": "#3F6833"
},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": "${DS_PROMETHEUS}",
"editable": true,
"error": false,
"fill": 1,
"grid": {},
"gridPos": {
"h": 7,
"w": 12,
"x": 0,
"y": 21
},
"id": 8,
"isNew": true,
"legend": {
"avg": false,
"current": false,
"max": false,
"min": false,
"show": true,
"total": false,
"values": false
},
"lines": true,
"linewidth": 2,
"links": [],
"nullPointMode": "connected",
"percentage": false,
"pointradius": 5,
"points": false,
"renderer": "flot",
"seriesOverrides": [
{
"alias": "reclaims",
"yaxis": 2
}
],
"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
{
"expr": "sum(rate(redis_expired_keys_total{instance=~\"$instance\"}[5m])) by (instance)",
"format": "time_series",
"interval": "",
"intervalFactor": 2,
"legendFormat": "expired",
"metric": "",
"refId": "A",
"step": 240,
"target": ""
},
{
"expr": "sum(rate(redis_evicted_keys_total{instance=~\"$instance\"}[5m])) by (instance)",
"format": "time_series",
"interval": "",
"intervalFactor": 2,
"legendFormat": "evicted",
"refId": "B",
"step": 240
}
],
"thresholds": [],
"timeFrom": null,
"timeRegions": [],
"timeShift": null,
"title": "Expired / Evicted",
"tooltip": {
"msResolution": false,
"shared": true,
"sort": 0,
"value_type": "cumulative"
},
"type": "graph",
"xaxis": {
"buckets": null,
"mode": "time",
"name": null,
"show": true,
"values": []
},
"yaxes": [
{
"format": "short",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
},
{
"format": "short",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
}
],
"yaxis": {
"align": false,
"alignLevel": null
}
},
{
"aliasColors": {},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": "${DS_PROMETHEUS}",
"editable": true,
"error": false,
"fill": 8,
"grid": {},
"gridPos": {
"h": 7,
"w": 12,
"x": 12,
"y": 21
},
"id": 14,
"isNew": true,
"legend": {
"avg": false,
"current": false,
"max": false,
"min": false,
"show": true,
"total": false,
"values": false
},
"lines": true,
"linewidth": 1,
"links": [],
"nullPointMode": "connected",
"percentage": false,
"pointradius": 5,
"points": false,
"renderer": "flot",
"seriesOverrides": [],
"spaceLength": 10,
"stack": true,
"steppedLine": false,
"targets": [
{
"expr": "topk(5, irate(redis_commands_duration_seconds_total{instance=~\"$instance\"} [1m]))",
"format": "time_series",
"interval": "",
"intervalFactor": 2,
"legendFormat": "{{ cmd }}",
"metric": "redis_command_calls_total",
"refId": "A",
"step": 240
}
],
"thresholds": [],
"timeFrom": null,
"timeRegions": [],
"timeShift": null,
"title": "Command Calls / sec",
"tooltip": {
"msResolution": true,
"shared": true,
"sort": 0,
"value_type": "cumulative"
},
"type": "graph",
"xaxis": {
"buckets": null,
"mode": "time",
"name": null,
"show": true,
"values": []
},
"yaxes": [
{
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"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
},
{
"format": "short",
"label": null,
"logBase": 1,
"max": null,
"min": null,
"show": true
}
],
"yaxis": {
"align": false,
"alignLevel": null
}
}
],
"refresh": "30s",
"schemaVersion": 16,
"style": "dark",
"tags": [
"prometheus",
"redis"
],
"templating": {
"list": [
{
"allValue": null,
"current": {},
"datasource": "${DS_PROMETHEUS}",
"definition": "label_values(redis_connected_clients, instance)",
"hide": 0,
"includeAll": false,
"label": null,
"multi": false,
"name": "instance",
"options": [],
"query": "label_values(redis_connected_clients, instance)",
"refresh": 1,
"regex": "",
"skipUrlSync": false,
"sort": 0,
"tagValuesQuery": "",
"tags": [],
"tagsQuery": "",
"type": "query",
"useTags": false
}
]
},
"time": {
"from": "now-15m",
"to": "now"
},
"timepicker": {
"refresh_intervals": [
"5s",
"10s",
"30s",
"1m",
"5m",
"15m",
"30m",
"1h",
"2h",
"1d"
],
"time_options": [
"5m",
"15m",
"1h",
"6h",
"12h",
"24h",
"2d",
"7d",
"30d"
]
},
"timezone": "browser",
"title": "Redis cluster",
"uid": "ekHEbFvWk",
"version": 9
}
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