k3s-cluster/kubernetes/main/core/longhorn/alerts.yaml

21 lines
711 B
YAML

apiVersion: monitoring.coreos.com/v1
kind: PrometheusRule
metadata:
name: prometheus-longhorn-rules
namespace: longhorn-system
labels:
release: kube-prometheus-stack
spec:
groups:
- name: longhorn.rules
rules:
- alert: LonghornVolumeUsageCritical
annotations:
description: Longhorn volume {{$labels.volume}} on {{$labels.node}} is at {{$value}}% used for
more than 5 minutes.
summary: Longhorn volume capacity is over 90% used.
expr: 100 * (longhorn_volume_usage_bytes / longhorn_volume_capacity_bytes) > 90
for: 5m
labels:
issue: Longhorn volume {{$labels.volume}} usage on {{$labels.node}} is critical.
severity: critical