上传文件至「docker-compose/prometheus/promtheus/config/rules」

2026-03-23 10:02:45 +08:00
parent 3f631e045d
commit df54273131
4 changed files with 196 additions and 0 deletions
--- a/docker-compose/prometheus/promtheus/config/rules/mem.yaml
+++ b/docker-compose/prometheus/promtheus/config/rules/mem.yaml
@@ -0,0 +1,14 @@
+groups:
+  - name: memory
+    interval: 15s
+    rules:
+      - alert: HighMemoryUsage
+        expr: 1 - (node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes) > 0.8
+        for: 2m
+        labels:
+          severity: warning
+          alert_type: memory
+        annotations:
+          summary: "主机 {{ $labels.hostname }} 内存使用率过高"
+          # 修正：移除不支持的函数，只保留百分比显示
+          description: "当前内存使用率: {{ $value | humanizePercentage }}（阈值80%）"