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Alertmanager – Structured Alerting

Alerts without routing are useless.
We integrate Alertmanager with custom escalation paths, duty schedules, and ticketing integration.

Alertmanager: Route & Escalate Alerts

Open Source

Alerting via email, Slack, webhooks & more – with clear rules, escalation logic, and responsibility mapping.

  • Delivery channels like email, Slack, webhooks, Opsgenie, PagerDuty
  • Alert grouping & deduplication
  • SLA-compliant routing with escalation levels & on-call schedules

Use Cases

Alertmanager handles the following in our monitoring stack:

  • Escalation for outages or anomalies
  • Assignment to responsible teams or on-call staff
  • Integration with external systems (e.g., ticketing or incident platforms)
  • Deduplication & grouping of similar alerts

Features We Configure & Operate

  • Receiver logic based on namespace, cluster, app, or severity
  • Escalation paths depending on time, weekday, or on-call status
  • Silences & maintenance windows for planned downtimes
  • Grouping & throttling to reduce alert noise
  • Webhooks to integrate with systems like GitLab, Mattermost, and others

Part of Our Managed Monitoring

Alertmanager is a core component of our monitoring stack – we take care of:

  • Maintenance & updates
  • Integration with your existing communication channels
  • Documentation & training for effective use
  • Adapting to your responsibility model

We turn raw alerts into a structured, reliable early-warning system.

Example Integrations

  • Slack channel for critical infrastructure alerts
  • Forwarding to on-call teams (e.g., via Opsgenie or PagerDuty)
  • Webhook to create GitLab issues
  • Integration with your own incident tools via HTTP endpoints

Integrated into the Monitoring Stack

  • Trigger source: Prometheus
  • Visualization: Grafana
  • Log context via Loki
  • State visualization in an incident dashboard
Discuss your alerting strategy