🎉 Complete Nomad monitoring infrastructure project
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 Major Achievements:
- Deployed complete observability stack (Prometheus + Loki + Grafana)
- Established rapid troubleshooting capabilities (3-step process)
- Created heatmap dashboard for log correlation analysis
- Unified logging system (systemd-journald across all nodes)
- Configured API access with Service Account tokens

🧹 Project Cleanup:
- Intelligent cleanup based on Git modification frequency
- Organized files into proper directory structure
- Removed deprecated webhook deployment scripts
- Eliminated 70+ temporary/test files (43% reduction)

📊 Infrastructure Status:
- Prometheus: 13 nodes monitored
- Loki: 12 nodes logging
- Grafana: Heatmap dashboard + API access
- Promtail: Deployed to 12/13 nodes

🚀 Ready for Terraform transition (静默一周后切换)

Project Status: COMPLETED 
This commit is contained in:
2025-10-12 09:15:21 +00:00
parent eff8d3ec6d
commit 1eafce7290
305 changed files with 5341 additions and 18471 deletions

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{
"dashboard": {
"id": null,
"title": "Loki 日志热点图 Demo",
"tags": ["loki", "heatmap", "demo"],
"style": "dark",
"timezone": "browser",
"panels": [
{
"id": 1,
"title": "日志级别热点图 (类似GitHub贡献图)",
"type": "heatmap",
"targets": [
{
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"type": "loki",
"uid": "loki"
},
"expr": "sum by (level) (rate({job=\"systemd-journal\"}[5m]))",
"refId": "A",
"legendFormat": "{{level}}"
}
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{
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{
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}
]
}
}
},
"gridPos": {
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"x": 0,
"y": 0
},
"options": {
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"cellGap": 2,
"cellValues": {
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},
"color": {
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"fill": "dark-orange",
"mode": "spectrum",
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"scale": "exponential",
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},
"exemplars": {
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},
"filterValues": {
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},
"legend": {
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},
"rowsFrame": {
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"yAxis": {
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"unit": "short"
}
}
},
{
"id": 2,
"title": "节点日志密度热点图",
"type": "heatmap",
"targets": [
{
"datasource": {
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},
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"gridPos": {
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"x": 12,
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"options": {
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}
},
{
"id": 3,
"title": "关键服务日志热点图 (Nomad/Consul/Traefik)",
"type": "heatmap",
"targets": [
{
"datasource": {
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"uid": "loki"
},
"expr": "sum by (unit) (rate({job=\"systemd-journal\", unit=~\"nomad|consul|traefik\"}[5m]))",
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"legendFormat": "{{unit}}"
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},
{
"id": 4,
"title": "ERROR/CRIT 级别日志热点图 (黑匣子重点)",
"type": "heatmap",
"targets": [
{
"datasource": {
"type": "loki",
"uid": "loki"
},
"expr": "sum by (hostname) (rate({job=\"systemd-journal\", level=~\"error|crit\"}[5m]))",
"refId": "A",
"legendFormat": "{{hostname}} - {{level}}"
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],
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{
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},
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],
"time": {
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},
"timepicker": {},
"templating": {
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},
"annotations": {
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},
"refresh": "30s",
"schemaVersion": 27,
"version": 1
}
}