my-homelab-configs/bootstrap/platform/grafana-dashboards/homelab-capacity.json

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{
"annotations": {
"list": [
{
"builtIn": 1,
"datasource": {
"type": "grafana",
"uid": "-- Grafana --"
},
"enable": true,
"hide": true,
"iconColor": "rgba(0, 211, 255, 1)",
"name": "Annotations & Alerts",
"type": "dashboard"
}
]
},
"editable": true,
"fiscalYearStartMonth": 0,
"graphTooltip": 0,
"id": null,
"links": [],
"liveNow": false,
"panels": [
{
"datasource": {
"type": "prometheus",
"uid": "prometheus"
},
"fieldConfig": {
"defaults": {
"max": 100,
"min": 0,
"thresholds": {
"mode": "absolute",
"steps": [
{
"color": "green",
"value": null
},
{
"color": "yellow",
"value": 75
},
{
"color": "red",
"value": 90
}
]
},
"unit": "percent"
},
"overrides": []
},
"gridPos": {
"h": 8,
"w": 12,
"x": 0,
"y": 0
},
"id": 1,
"options": {
"legend": {
"displayMode": "table",
"placement": "bottom"
},
"tooltip": {
"mode": "multi",
"sort": "none"
}
},
"targets": [
{
"expr": "100 * (1 - (node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes))",
"legendFormat": "{{instance}}",
"refId": "A"
}
],
"title": "Node Memory Used",
"type": "timeseries"
},
{
"datasource": {
"type": "prometheus",
"uid": "prometheus"
},
"fieldConfig": {
"defaults": {
"max": 100,
"min": 0,
"thresholds": {
"mode": "absolute",
"steps": [
{
"color": "green",
"value": null
},
{
"color": "yellow",
"value": 75
},
{
"color": "red",
"value": 90
}
]
},
"unit": "percent"
},
"overrides": []
},
"gridPos": {
"h": 8,
"w": 12,
"x": 12,
"y": 0
},
"id": 2,
"options": {
"legend": {
"displayMode": "table",
"placement": "bottom"
},
"tooltip": {
"mode": "multi",
"sort": "none"
}
},
"targets": [
{
"expr": "100 * (1 - (node_filesystem_avail_bytes{fstype!~\"tmpfs|overlay|squashfs\",mountpoint=~\"/|/data|/var/lib/docker|/nvme-storage\"} / node_filesystem_size_bytes{fstype!~\"tmpfs|overlay|squashfs\",mountpoint=~\"/|/data|/var/lib/docker|/nvme-storage\"}))",
"legendFormat": "{{instance}} {{mountpoint}}",
"refId": "A"
}
],
"title": "Important Filesystems Used",
"type": "timeseries"
},
{
"datasource": {
"type": "prometheus",
"uid": "prometheus"
},
"fieldConfig": {
"defaults": {
"unit": "short"
},
"overrides": []
},
"gridPos": {
"h": 8,
"w": 12,
"x": 0,
"y": 8
},
"id": 3,
"options": {
"legend": {
"displayMode": "table",
"placement": "bottom"
},
"tooltip": {
"mode": "multi",
"sort": "none"
}
},
"targets": [
{
"expr": "sum by (node) (kube_pod_container_resource_requests{resource=\"cpu\"})",
"legendFormat": "{{node}} cpu cores requested",
"refId": "A"
},
{
"expr": "sum by (node) (kube_pod_container_resource_limits{resource=\"cpu\"})",
"legendFormat": "{{node}} cpu cores limited",
"refId": "B"
}
],
"title": "CPU Requests And Limits By Node",
"type": "timeseries"
},
{
"datasource": {
"type": "prometheus",
"uid": "prometheus"
},
"fieldConfig": {
"defaults": {
"unit": "bytes"
},
"overrides": []
},
"gridPos": {
"h": 8,
"w": 12,
"x": 12,
"y": 8
},
"id": 4,
"options": {
"legend": {
"displayMode": "table",
"placement": "bottom"
},
"tooltip": {
"mode": "multi",
"sort": "none"
}
},
"targets": [
{
"expr": "sum by (node) (kube_pod_container_resource_requests{resource=\"memory\"})",
"legendFormat": "{{node}} memory requested",
"refId": "A"
},
{
"expr": "sum by (node) (kube_pod_container_resource_limits{resource=\"memory\"})",
"legendFormat": "{{node}} memory limited",
"refId": "B"
}
],
"title": "Memory Requests And Limits By Node",
"type": "timeseries"
},
{
"datasource": {
"type": "prometheus",
"uid": "prometheus"
},
"fieldConfig": {
"defaults": {
"max": 100,
"min": 0,
"thresholds": {
"mode": "absolute",
"steps": [
{
"color": "green",
"value": null
},
{
"color": "yellow",
"value": 75
},
{
"color": "red",
"value": 90
}
]
},
"unit": "percent"
},
"overrides": []
},
"gridPos": {
"h": 8,
"w": 24,
"x": 0,
"y": 16
},
"id": 5,
"options": {
"legend": {
"displayMode": "table",
"placement": "bottom"
},
"tooltip": {
"mode": "multi",
"sort": "none"
}
},
"targets": [
{
"expr": "100 * (1 - kubelet_volume_stats_available_bytes / kubelet_volume_stats_capacity_bytes)",
"legendFormat": "{{namespace}}/{{persistentvolumeclaim}}",
"refId": "A"
}
],
"title": "PVC Usage",
"type": "timeseries"
}
],
"refresh": "30s",
"schemaVersion": 39,
"tags": [
"homelab",
"jeannie",
"capacity"
],
"templating": {
"list": []
},
"time": {
"from": "now-6h",
"to": "now"
},
"timepicker": {},
"timezone": "browser",
"title": "Homelab Capacity",
"uid": "homelab-capacity",
"version": 1,
"weekStart": ""
}