xuxt
8fbe107ac9
Co-authored-by: xiuting.xu <xiutingxt.xu@gmail.com> Reviewed-on: #21 Reviewed-by: huhy <husteryezi@163.com> Reviewed-by: sundapeng <sundp@mail.zgclab.edu.cn> Reviewed-by: yuyr <yuyr@zgclab.edu.cn>
38 lines
1.5 KiB
YAML
38 lines
1.5 KiB
YAML
groups:
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- name: example-rules
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interval: 30s # 每30秒评估一次
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rules:
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- alert: InstanceDown
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expr: up == 0
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for: 1m
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labels:
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severity: critical
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annotations:
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summary: "实例 {{ $labels.instance }} 已宕机"
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description: "{{ $labels.instance }} 在 {{ $labels.job }} 中无响应超过 1 分钟。"
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- alert: HighCpuUsage
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expr: 100 - (avg by (instance) (irate(node_cpu_seconds_total{mode="idle"}[5m])) * 100) > 80
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for: 5m
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labels:
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severity: warning
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annotations:
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summary: "CPU 使用率过高"
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description: "实例 {{ $labels.instance }} CPU 使用率超过 80% 持续 5 分钟。"
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- alert: HighMemoryUsage
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expr: (node_memory_MemTotal_bytes - node_memory_MemAvailable_bytes) / node_memory_MemTotal_bytes * 100 > 80
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for: 5m
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labels:
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severity: warning
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annotations:
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summary: "内存使用率过高"
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description: "实例 {{ $labels.instance }} 内存使用率超过 80% 持续 5 分钟。"
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- alert: DiskSpaceLow
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expr: (node_filesystem_size_bytes{fstype!~"tmpfs|overlay"} - node_filesystem_free_bytes{fstype!~"tmpfs|overlay"}) / node_filesystem_size_bytes{fstype!~"tmpfs|overlay"} * 100 > 90
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for: 10m
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labels:
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severity: warning
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annotations:
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summary: "磁盘空间不足"
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description: "实例 {{ $labels.instance }} 磁盘空间不足超过 90% 持续 10 分钟。"
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