Monitoring

monitoring/prometheus/prometheus.yml

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+global:
+  scrape_interval: 15s
+  evaluation_interval: 15s
+
+# Alertmanager configuration
+alerting:
+  alertmanagers:
+    - static_configs:
+        - targets:
+          - alertmanager:9093
+
+# Load rules once and periodically evaluate them
+rule_files:
+  - "rules/*.yml"
+
+# Scrape configurations
+scrape_configs:
+  # System metrics change frequently, scrape more often
+  - job_name: 'node-exporter'
+    scrape_interval: 10s
+    static_configs:
+      - targets: ['node-exporter:11910']
+
+  # Container metrics are also volatile
+  - job_name: 'cadvisor'
+    scrape_interval: 10s
+    static_configs:
+      - targets: ['cadvisor:11080']
+
+  # Prometheus itself changes slowly, scrape less frequently
+  - job_name: 'prometheus'
+    scrape_interval: 30s
+    static_configs:
+      - targets: ['localhost:11090']