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| cd rules && vim ingress_rules.yaml
groups:
- name: Ingress_monitor
rules:
- alert: 4xx (> 5%) 的 HTTP 请求过多
expr: sum(rate(nginx_ingress_controller_requests{status=~"^4.."}[1m])) / sum(rate(nginx_ingress_controller_requests[1m])) * 100 >= 5
for: 1m
labels:
severity: critical
annotations:
summary: Nginx high HTTP 4xx error rate (instance {{ $labels.instance }})
description: "Too many HTTP requests with status 4xx (> 5%)\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
- alert: 5xx (> 5%) 的 HTTP 请求过多
expr: sum(rate(nginx_ingress_controller_requests{status=~"^5.."}[1m])) / sum(rate(nginx_ingress_controller_requests[1m])) * 100 >= 5
for: 1m
labels:
severity: critical
annotations:
summary: Nginx high HTTP 4xx error rate (instance {{ $labels.instance }})
description: "Too many HTTP requests with status 5xx (> 5%)\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
- alert: ingress-nginx 延迟高于3秒
expr: histogram_quantile(0.99, sum(rate(nginx_http_request_duration_seconds_bucket[2m])) by (host, node)) > 3
for: 2m
labels:
severity: warning
annotations:
summary: Nginx latency high (instance {{ $labels.instance }})
description: "Nginx p99 latency is higher than 3 seconds\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
|
