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grafana: fix datasource UIDs for VictoriaMetrics migration
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Update all dashboard datasource references from "prometheus" to
"victoriametrics" to match the declared datasource UID. Enable
prune and deleteDatasources to clean up the old Prometheus
(monitoring01) datasource from Grafana's database.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Torjus Håkestad
2026-02-17 22:23:04 +01:00
parent 95a96b2192
commit 65acf13e6f
8 changed files with 90 additions and 86 deletions
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16
services/grafana/dashboards/node-exporter.json
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@@ -11,7 +11,7 @@
{
"name": "instance",
"type": "query",
"datasource": {"type": "prometheus", "uid": "prometheus"},
"datasource": {"type": "prometheus", "uid": "victoriametrics"},
"query": "label_values(node_uname_info, instance)",
"refresh": 2,
"includeAll": false,
@@ -26,7 +26,7 @@
"title": "CPU Usage",
"type": "timeseries",
"gridPos": {"h": 8, "w": 12, "x": 0, "y": 0},
"datasource": {"type": "prometheus", "uid": "prometheus"},
"datasource": {"type": "prometheus", "uid": "victoriametrics"},
"targets": [
{
"expr": "100 - (avg by(instance) (rate(node_cpu_seconds_total{mode=\"idle\", instance=~\"$instance\"}[5m])) * 100)",
@@ -55,7 +55,7 @@
"title": "Memory Usage",
"type": "timeseries",
"gridPos": {"h": 8, "w": 12, "x": 12, "y": 0},
"datasource": {"type": "prometheus", "uid": "prometheus"},
"datasource": {"type": "prometheus", "uid": "victoriametrics"},
"targets": [
{
"expr": "(1 - (node_memory_MemAvailable_bytes{instance=~\"$instance\"} / node_memory_MemTotal_bytes{instance=~\"$instance\"})) * 100",
@@ -84,7 +84,7 @@
"title": "Disk Usage",
"type": "gauge",
"gridPos": {"h": 8, "w": 8, "x": 0, "y": 8},
"datasource": {"type": "prometheus", "uid": "prometheus"},
"datasource": {"type": "prometheus", "uid": "victoriametrics"},
"targets": [
{
"expr": "100 - ((node_filesystem_avail_bytes{instance=~\"$instance\",mountpoint=\"/\",fstype!=\"rootfs\"} / node_filesystem_size_bytes{instance=~\"$instance\",mountpoint=\"/\",fstype!=\"rootfs\"}) * 100)",
@@ -113,7 +113,7 @@
"title": "System Load",
"type": "timeseries",
"gridPos": {"h": 8, "w": 8, "x": 8, "y": 8},
"datasource": {"type": "prometheus", "uid": "prometheus"},
"datasource": {"type": "prometheus", "uid": "victoriametrics"},
"targets": [
{
"expr": "node_load1{instance=~\"$instance\"}",
@@ -142,7 +142,7 @@
"title": "Uptime",
"type": "stat",
"gridPos": {"h": 8, "w": 8, "x": 16, "y": 8},
"datasource": {"type": "prometheus", "uid": "prometheus"},
"datasource": {"type": "prometheus", "uid": "victoriametrics"},
"targets": [
{
"expr": "time() - node_boot_time_seconds{instance=~\"$instance\"}",
@@ -161,7 +161,7 @@
"title": "Network Traffic",
"type": "timeseries",
"gridPos": {"h": 8, "w": 12, "x": 0, "y": 16},
"datasource": {"type": "prometheus", "uid": "prometheus"},
"datasource": {"type": "prometheus", "uid": "victoriametrics"},
"targets": [
{
"expr": "rate(node_network_receive_bytes_total{instance=~\"$instance\",device!~\"lo|veth.*|br.*|docker.*\"}[5m])",
@@ -185,7 +185,7 @@
"title": "Disk I/O",
"type": "timeseries",
"gridPos": {"h": 8, "w": 12, "x": 12, "y": 16},
"datasource": {"type": "prometheus", "uid": "prometheus"},
"datasource": {"type": "prometheus", "uid": "victoriametrics"},
"targets": [
{
"expr": "rate(node_disk_read_bytes_total{instance=~\"$instance\",device!~\"dm-.*\"}[5m])",