zfs-localpv/deploy/sample/grafana-dashboard.json

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{
"Comments": [
"This Grafana dashboard is taken from https://grafana.com/grafana/dashboards/7845.",
"ZFS-LocalPV volumes related graphs are added."
],
"__inputs": [
{
"name": "DS_PROMETHEUS",
"label": "Prometheus",
"description": "",
"type": "datasource",
"pluginId": "prometheus",
"pluginName": "Prometheus"
}
],
"__requires": [
{
"type": "grafana",
"id": "grafana",
"name": "Grafana",
"version": "6.4.2"
},
{
"type": "panel",
"id": "graph",
"name": "Graph",
"version": ""
},
{
"type": "datasource",
"id": "prometheus",
"name": "Prometheus",
"version": "1.0.0"
}
],
"annotations": {
"list": [
{
"builtIn": 1,
"datasource": "${DS_PROMETHEUS}",
"enable": true,
"hide": true,
"iconColor": "rgba(0, 211, 255, 1)",
"name": "Annotations & Alerts",
"type": "dashboard"
}
]
},
"description": "Graphs ZFS ARC and ARC L2 Hit %, Hits, Misses, Size, Zpool and Volume",
"editable": true,
"gnetId": 7845,
"graphTooltip": 0,
"id": null,
"iteration": 1574354030467,
"links": [],
"panels": [
{
"collapsed": false,
"datasource": "${DS_PROMETHEUS}",
"gridPos": {
"h": 1,
"w": 24,
"x": 0,
"y": 0
},
"id": 34,
"panels": [],
"title": "Volume Capacity",
"type": "row"
},
{
"aliasColors": {},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": "${DS_PROMETHEUS}",
"decimals": 0,
"fill": 1,
"fillGradient": 0,
"gridPos": {
"h": 7,
"w": 24,
"x": 0,
"y": 1
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"id": 35,
"legend": {
"alignAsTable": false,
"avg": true,
"current": false,
"hideEmpty": false,
"hideZero": false,
"max": false,
"min": false,
"rightSide": false,
"show": true,
"sideWidth": 350,
"total": false,
"values": true
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"lines": true,
"linewidth": 1,
"links": [],
"nullPointMode": "null",
"options": {
"dataLinks": []
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"percentage": false,
"pointradius": 5,
"points": false,
"renderer": "flot",
"seriesOverrides": [],
"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
{
"expr": "(kubelet_volume_stats_used_bytes{job=\"kubelet\",instance=~\"$node:.*\"} * 100) / kubelet_volume_stats_capacity_bytes{job=\"kubelet\",instance=~\"$node:.*\"}",
"format": "time_series",
"intervalFactor": 2,
"legendFormat": "{{persistentvolumeclaim}}",
"refId": "A",
"step": 2,
"target": ""
}
],
"thresholds": [],
"timeFrom": null,
"timeRegions": [],
"timeShift": null,
"title": "Used Space",
"tooltip": {
"shared": true,
"sort": 2,
"value_type": "individual"
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"type": "graph",
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"mode": "time",
"name": null,
"show": true,
"values": []
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"yaxes": [
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"format": "percent",
"label": "",
"logBase": 1,
"max": null,
"min": null,
"show": true
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"max": null,
"min": null,
"show": true
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"yaxis": {
"align": false,
"alignLevel": null
}
},
{
"collapsed": false,
"datasource": "${DS_PROMETHEUS}",
"gridPos": {
"h": 1,
"w": 24,
"x": 0,
"y": 8
},
"id": 26,
"panels": [],
"title": "Pools",
"type": "row"
},
{
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"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": "${DS_PROMETHEUS}",
"decimals": 0,
"fill": 1,
"fillGradient": 0,
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"id": 19,
"legend": {
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"avg": true,
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"min": true,
"rightSide": true,
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"values": true
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"lines": true,
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"points": false,
"renderer": "flot",
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"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
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"expr": "irate(node_zfs_zpool_rtime{job=\"node-exporter\",instance=\"$node:$port\"}[5m])",
"format": "time_series",
"intervalFactor": 2,
"legendFormat": "{{zpool}} - read",
"refId": "A",
"step": 2,
"target": ""
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{
"expr": "irate(node_zfs_zpool_wtime{job=\"node-exporter\",instance=~\"$node:$port\"}[5m])",
"format": "time_series",
"hide": false,
"intervalFactor": 2,
"legendFormat": "{{zpool}} - write",
"refId": "B",
"step": 2,
"target": ""
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],
"thresholds": [],
"timeFrom": null,
"timeRegions": [],
"timeShift": null,
"title": "ZPOOL - Time",
"tooltip": {
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"sort": 2,
"value_type": "individual"
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"type": "graph",
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"show": true,
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"points": false,
"renderer": "flot",
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"stack": false,
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"legendFormat": "{{zpool}} - reads",
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"step": 2,
"target": ""
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"expr": "irate(node_zfs_zpool_writes{job=\"node-exporter\",instance=~\"$node:$port\"}[5m])",
"format": "time_series",
"intervalFactor": 2,
"legendFormat": "{{zpool}} - writes",
"refId": "B",
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"title": "ZPOOL - Ops",
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"sort": 2,
"value_type": "individual"
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"show": true
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"datasource": "${DS_PROMETHEUS}",
"gridPos": {
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"x": 0,
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"id": 24,
"panels": [],
"title": "ARC",
"type": "row"
},
{
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"dashes": false,
"datasource": "${DS_PROMETHEUS}",
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"format": "time_series",
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"legendFormat": "data",
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"step": 2,
"target": ""
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{
"expr": "irate(node_zfs_arc_demand_metadata_hits{job=\"node-exporter\",instance=~\"$node:$port\"}[5m]) / (irate(node_zfs_arc_demand_metadata_hits{job=\"node-exporter\",instance=~\"$node:$port\"}[5m]) + irate(node_zfs_arc_demand_metadata_misses{job=\"node-exporter\",instance=~\"$node:$port\"}[5m])) * 100",
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"legendFormat": "metadata",
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"step": 2,
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"timeRegions": [],
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"title": "ARC - Hit %",
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"value_type": "individual"
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"type": "graph",
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"mode": "time",
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"show": true,
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"legendFormat": "data_misses",
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{
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"points": false,
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"spaceLength": 10,
"stack": true,
"steppedLine": false,
"targets": [
{
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"format": "time_series",
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"intervalFactor": 2,
"legendFormat": "data",
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{
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"intervalFactor": 2,
"legendFormat": "metadata",
"refId": "D",
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{
"expr": "node_zfs_arc_anon_size{job=\"node-exporter\",instance=~\"$node:$port\"}",
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"legendFormat": "anon",
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{
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"intervalFactor": 2,
"legendFormat": "hdr",
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"step": 2,
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{
"expr": "node_zfs_arc_other_size{job=\"node-exporter\",instance=~\"$node:$port\"}",
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"title": "ARC - Size",
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"title": "ARC L2",
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