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wiki/concepts/Alertmanager.md

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+---
+title: "Alertmanager"
+type: concept
+tags: [alerting, prometheus, notification, devops]
+sources: [家庭监控方案-prometheus-grafana-node-exporter-cadvisor-blackbox]
+last_updated: 2026-04-16
+---
+
+## Definition
+Alertmanager 是 Prometheus 告警处理组件，负责接收 Prometheus server 发送的告警，进行抑制、分组后推送到各种通知渠道。
+
+## Key Features
+- **抑制（Inhibition）**：避免冗余告警
+- **分组（Grouping）**：将相似告警合并
+- **路由（Routing）**：基于标签匹配发送到不同接收者
+- **通知渠道**：邮件、Slack、Teams、Telegram、PagerDuty、webhook 等
+
+## Configuration Structure
+```yaml
+route:
+  receiver: default
+  group_wait: 10s
+  group_interval: 5m
+  repeat_interval: 3h
+
+receivers:
+  - name: default
+    email_configs:
+      - to: "example@example.com"
+```
+
+## Common Notification Types
+- 邮件（email）
+- Slack
+- Microsoft Teams
+- Telegram
+- PagerDuty
+- Webhook
+
+## Connections
+- [[Alertmanager]] ← receives_alerts ← [[Prometheus]]
+- [[Alertmanager]] → sends_notifications → [[Grafana]]（可选集成）