feat(monitoring): add Grafana alert rules and fix datasource binding

- Why:
  - dashboard panels could resolve to stale datasource uid and show No data
  - monitoring required proactive alerts for ClickHouse health signals
- What:
  - pin dashboard panels to prometheus_uid and remove datasource templating variable
  - fix PromQL metrics for CPU, inserted rows, and parts panels
  - add provisioning alert rules for failed queries, memory resident, and active parts
  - pin Prometheus datasource uid and update monitoring documentation
- Check:
  - POST /api/admin/provisioning/datasources/reload
  - POST /api/admin/provisioning/dashboards/reload
  - POST /api/admin/provisioning/alerting/reload
  - GET /api/v1/provisioning/alert-rules
This commit is contained in:
2026-02-08 20:49:31 +03:00
parent 140b711233
commit 5270273d8a
6 changed files with 326 additions and 43 deletions
+1
View File
@@ -32,6 +32,7 @@
- `data/*.jsonl` — исходные данные (могут быть грязными)
- `configs/` — конфиги ClickHouse, Prometheus, Grafana
- `configs/grafana/provisioning/alerting/clickhouse-alert-rules.yml` — правила алертинга Grafana для ClickHouse
## Документация